Sullivan County drivers who need an Indiana Driver Safety Program can complete the BMV-approved course online through ABetterDriver.com. The Indiana Bureau of Motor Vehicles currently lists ABetterDriver.com as an approved Driver Safety Program provider offering online and DVD courses. Every approved Indiana DSP must be at least four hours long.
ABetterDriver.com currently offers its online Indiana Driver Safety Program for $28.95. The course can be completed online from a computer, tablet, or smartphone.
Sullivan County had an estimated 20,831 residents in 2025, essentially unchanged from its 2020 population of 20,817. Sullivan is the county seat and largest city, with an estimated 4,229 residents. Shelburn and Farmersburg are the next-largest incorporated communities.
The county's driving environment is strongly defined by U.S. 41, which runs north-south through the Farmersburg, Shelburn, and Sullivan corridor, along with State Roads 48, 54, 58, 63, and 154. Agriculture, freight movement, outdoor recreation, and small-town travel all interact with this highway network.
Take Your Indiana Driver Safety Program Online
Drivers in Sullivan, Shelburn, Farmersburg, Dugger, Hymera, Carlisle, Merom, and rural Sullivan County can take a BMV-approved Driver Safety Program online rather than attending a classroom course.
Indiana BMV currently lists ABetterDriver.com as an approved provider offering online and DVD courses.
The online DSP may be appropriate when:
The Indiana BMV requires you to complete a Driver Safety Program.
You voluntarily want the Indiana four-point credit.
A court specifically instructs you to complete a BMV-approved DSP.
The third situation requires care. Indiana BMV states that a court may order a Driver Safety Program without necessarily requiring a BMV-approved DSP. If Sullivan Superior Court gives you a driving-course requirement, read the order or confirm the requirement with the court before enrolling.
Who Takes an Indiana Driver Safety Program?
Indiana drivers take a Driver Safety Program for several different reasons. A BMV requirement, voluntary four-point credit, court order, and Sullivan County Infraction Deferral Program are separate processes.
BMV-Required Driver Safety Program
Indiana law provides that a person convicted of two or more traffic offenses within a 12-month period may be required to complete a BMV-approved Driver Safety Program.
Drivers under age 21 are required to complete a DSP if they are convicted of two or more traffic offenses. Once the BMV sends notice of the requirement, the driver has 90 days to complete the course or driving privileges will be suspended.
This is a statewide Indiana requirement. It does not change because the underlying citation came from Sullivan County.
Voluntary Indiana 4-Point Credit
Any Indiana driver may voluntarily complete a BMV-approved DSP.
After successful completion, the BMV applies a four-point credit to the driver's Indiana Official Driver Record. The credit may be applied once every three years.
Indiana moving-violation points remain active for two years from the conviction date. The four-point credit does not erase a Sullivan County ticket or remove the underlying conviction.
Court-Ordered or Court-Referred Drivers
Sullivan Superior Court may separately require a driver to complete a driving or traffic-safety program.
That court requirement is different from:
A BMV-required DSP.
The voluntary four-point credit.
Sullivan County's Infraction Deferral Program.
Indiana BMV specifically cautions that a court-ordered Driver Safety Program may not necessarily need to be a BMV-approved DSP.
How Long Is the Indiana Driver Safety Program?
Every Indiana BMV-approved Driver Safety Program must be at least four hours long.
Approved providers may offer the curriculum:
Online.
By DVD.
In a classroom.
Indiana BMV currently limits the maximum price of an approved DSP to $55.
ABetterDriver.com currently offers the online Indiana course for $28.95.
The BMV advises allowing approximately 7 to 10 business days for completion results to be processed. Its current FAQ states that the four-point credit is generally applied within 7 to 14 business days after the BMV receives completion notification from the provider.
Drivers facing a BMV or court deadline should therefore avoid waiting until the last possible day to complete the course.
How the Indiana 4-Point Credit Works
Successful completion of a BMV-approved DSP produces a four-point credit on an Indiana Official Driver Record. The credit can be applied once every three years.
If another approved DSP is completed before the three-year period expires, the BMV does not add another four-point credit. Instead, the BMV extends the period of the existing credit for three years from the newer course-completion date.
For a Sullivan County driver with a pending citation:
The four-point credit does not dismiss the ticket.
The DSP does not remove a conviction.
Completing a DSP does not automatically qualify the citation for Sullivan County deferral.
A local deferral agreement has separate requirements.
A court-ordered driving program may require something different from the statewide BMV-approved DSP.
Indiana BMV expressly states that completing the DSP does not remove a citation from driver history.
Driving in Sullivan County: U.S. 41 Through Farm and Small-Town Country
Sullivan County covers approximately 447 square miles and had a 2025 population estimate of 20,831. The county's relatively dispersed population means drivers frequently move between small communities, open agricultural areas, and state or federal highways rather than remaining within continuous urban development.
INDOT's current Terre Haute subdistrict map shows U.S. 41 as the principal north-south highway through Sullivan County, passing through the Farmersburg and Sullivan corridor. The same map identifies important east-west routes including S.R. 48, S.R. 54, and S.R. 154, along with S.R. 63 on the western side of the county.
The strongest local driving themes are:
U.S. 41 through and freight traffic.
Agricultural vehicles on rural highways and county roads.
State-road intersections and bridge work.
Recreation traffic associated with Busseron Creek Fish & Wildlife Area and county lake facilities.
Community event traffic in Sullivan, Dugger, Hymera, Merom, and Shelburn.
Sullivan County's Primary Driving Issue: The U.S. 41 Corridor
For Sullivan County, the strongest county-specific transportation theme is U.S. 41.
The highway serves as the principal north-south spine through the county and connects the Farmersburg area with Sullivan before continuing toward southern Sullivan County. INDOT's district map shows multiple state highways intersecting or connecting with the U.S. 41 corridor.
Sullivan County's own redevelopment materials reinforce U.S. 41's local importance. The county's 300 North development area includes commercial property with U.S. 41 frontage and describes the corridor as providing high traffic visibility.
That makes U.S. 41 relevant to several different kinds of traffic:
Local drivers traveling between communities.
Trucks and commercial vehicles.
Agricultural traffic.
Drivers entering businesses and development sites.
Traffic transferring to S.R. 48, S.R. 54, S.R. 58, and S.R. 154.
For defensive driving, the important issue is not simply speed. It is recognizing that a major through corridor can contain vehicles with very different purposes and speeds, including trucks, local turning traffic, and slower agricultural equipment.
Major Roads and Highways in Sullivan County
U.S. 41
U.S. 41 is Sullivan County's most important north-south through route.
INDOT's current district mapping shows U.S. 41 passing through Farmersburg and continuing south through the Sullivan area. Sullivan County economic-development materials also identify U.S. 41 frontage as a significant commercial-development feature.
The highway intersects several important county routes, including S.R. 48, S.R. 54, S.R. 58, and S.R. 154.
U.S. 41 and State Road 58 Near Carlisle
The U.S. 41/S.R. 58 intersection near Carlisle has received specific INDOT safety attention.
INDOT's environmental documentation for the intersection identified a high historical crash rate as the need for an intersection-improvement project. The project design involved restricting certain left-turn movements and adding median U-turns to reduce traffic conflicts.
The crash information in that project document was based on older study-period data and should not be presented as a current 2026 crash statistic. The useful current takeaway is that INDOT has treated this specific Sullivan County intersection as a safety-improvement location.
This gives Carlisle a particularly strong local road angle despite its relatively small population.
State Road 48
INDOT's district map shows S.R. 48 crossing northern Sullivan County and serving the Shelburn and Hymera area.
S.R. 48 is particularly relevant to drivers moving between U.S. 41 and communities east or west of the highway.
Because the surrounding county is heavily agricultural, drivers leaving town limits may quickly encounter a more rural road environment with field entrances and slower-moving equipment. USDA counted 176,644 acres of land in farms countywide in 2022.
State Road 54
S.R. 54 serves the southern part of the Sullivan area and continues east toward Dugger and neighboring Greene County. INDOT mapping shows the route connecting with U.S. 41.
INDOT also completed significant recent bridge work on S.R. 54 east of U.S. 41.
A state contract covered thin deck overlays:
Over Coulson Drain, 1.48 miles east of U.S. 41.
Over Busseron Creek, 1.92 miles east of U.S. 41.
The published contract completion date was May 22, 2026. Because that date has passed, this should be described as recent 2026 work rather than current active construction unless new restrictions are independently confirmed.
State Road 154
S.R. 154 runs west from the U.S. 41/Sullivan area toward Merom and the Wabash River side of the county.
INDOT's July 8, 2026 letting included a bridge thin-deck overlay on S.R. 154 over West Fork Buck Creek, 1.40 miles west of U.S. 41. The published contract carries a May 29, 2027 completion date.
That project is timely for Sullivan County motorists, but the letting and contract schedule alone should not be used to claim a particular lane closure on a particular day. Drivers should check INDOT's current restriction information before traveling through an active work area.
State Road 63
INDOT's district map identifies S.R. 63 along the western portion of the Sullivan County road network.
S.R. 63 provides another regional route through a comparatively rural area, creating a different driving environment from U.S. 41 through Sullivan.
Future U.S. 41 Infrastructure Work
INDOT's current 2026-2030 transportation program includes a future U.S. 41 small-structures and drainage project extending from 0.5 mile north of S.R. 48 to the intersection with S.R. 246.
A July 2026 STIP amendment moved preliminary engineering from fiscal year 2026 to FY2027 and construction from FY2029 to FY2030.
This is useful long-range corridor information, but it is not active 2026 construction and should not be described that way.
Agriculture and Slow-Moving Vehicles
Agriculture is one of the most important reasons Sullivan County road conditions differ from an urban Indiana county.
The USDA's 2022 Census of Agriculture counted:
411 farms
176,644 acres of land in farms
151,178 acres of cropland
An average farm size of 430 acres
Crops accounted for 88% of county agricultural sales.
That amount of agricultural land supports including farm traffic as a meaningful local defensive-driving issue.
Drivers may encounter:
Tractors.
Combines.
Wide implements.
Grain trucks.
Vehicles turning into fields.
Slow-moving equipment during planting and harvest seasons.
The primary risk is the speed difference between normal highway traffic and farm equipment. A driver traveling at 55 mph can close distance on a slow-moving vehicle much faster than expected.
No current authoritative source reviewed for this page establishes that farm vehicles account for a particular percentage of Sullivan County crashes. No such statistic should be claimed.
Busseron Creek Fish & Wildlife Area
Busseron Creek Fish & Wildlife Area is a particularly useful Sullivan County recreation feature because it is specifically located within the county.
Indiana DNR states that the property contains 3,950 acres of bottomland forest, marshland, and upland habitat and is used for hunting, foraging, wildlife watching, hiking, and other outdoor activities. DNR purchased the property in 2024.
DNR also permits bicycling on paved and gravel roads open to vehicle travel within the property.
For drivers, the important point is that rural Sullivan County roads may carry recreation traffic in addition to local and agricultural travel. Visitors may be unfamiliar with road geometry, access points, or local conditions.
This is especially relevant during hunting and wildlife-viewing periods, but DNR does not publish a specific county-road traffic count attributable to Busseron Creek FWA, so no congestion figure should be invented.
Sullivan County Park and Lake
Sullivan County also operates its own Sullivan County Park and Lake, located at 990 E. Picnic Road in Sullivan.
The facility adds another local recreation destination to the county's road environment. It should not, however, be used to support unsupported claims about traffic volume or crash patterns.
Sullivan: County Seat, Court, BMV and U.S. 41
Sullivan is the county seat and largest incorporated municipality, with an estimated 4,229 residents in 2025.
It is also the county's principal government and service center. Sullivan contains:
Sullivan Superior Court.
Sullivan Circuit Court.
The County Clerk.
The Prosecutor's Office.
The Sullivan BMV branch.
Direct access to the U.S. 41 corridor.
The county's official community page also identifies Sullivan as home to the Sullivan County History Museum and the September Corn Festival and Carnival.
For SEO purposes, Sullivan clearly deserves the highest-priority city traffic-school page in the county.
Shelburn and Farmersburg
Shelburn
Shelburn had an estimated 1,103 residents in 2025, making it Sullivan County's second-largest incorporated municipality.
INDOT mapping places Shelburn in the northern U.S. 41/S.R. 48 part of the county road network. The county's official community page also identifies Shelburn with its recurring Old Fashioned Days event.
That combination creates enough local material for a separate Shelburn page if city-level search demand supports it.
Farmersburg
Farmersburg had an estimated 1,067 residents in 2025.
INDOT's district map places Farmersburg directly on U.S. 41 near the northern Sullivan County line, giving it a clear highway identity.
The county also identifies Farmersburg as home to television station WTWO.
Because U.S. 41 is the county's strongest highway theme, Farmersburg can support a legitimately different traffic-school page focused on north-county through traffic rather than merely duplicating Sullivan.
Dugger, Hymera, Carlisle and Merom
Dugger
Dugger had an estimated 797 residents in 2025.
The county promotes the Dugger Coal Museum and Coal Festival as community attractions.
Its southern Sullivan County location also creates a different road and historical setting from U.S. 41-oriented Farmersburg.
Hymera
Hymera had an estimated 665 residents in 2025.
The county's official community page identifies Hymera's annual Seafood Festival as a September event.
Hymera is small enough that a standalone traffic-school page should be created only if local keyword research or road-specific research establishes enough additional value.
Carlisle
Carlisle had an estimated 621 residents in 2025.
Its strongest transportation angle is the U.S. 41/S.R. 58 intersection, where INDOT has carried out a documented intersection-safety improvement process.
That roadway significance makes Carlisle a more plausible city-page candidate than its population alone would suggest.
Merom
Merom had an estimated 210 residents in 2025.
Despite its very small population, Merom has a recognizable local event. Sullivan County identifies the Merom Bluff Chautauqua as occurring on the first full weekend in June.
S.R. 154 also provides the area's principal state-road connection toward Sullivan and U.S. 41.
Merom may therefore have some niche local-content value, but it is not a high-priority traffic-school city page.
Courts Handling Traffic Tickets in Sullivan County
Sullivan County's current court-allocation rule provides a clear answer for ordinary traffic infractions.
The Indiana Supreme Court approved an amended Sullivan County local rule on February 18, 2025. Under that current rule, Traffic Infractions are within the exclusive jurisdiction of Sullivan Superior Court.
The same rule gives Superior Court exclusive jurisdiction over all misdemeanors and certain felony operating-while-intoxicated cases under Indiana Code 9-30-5-3, 9-30-5-4, and 9-30-5-5. Other felony matters can be subject to different allocation rules.
A current Sullivan County traffic-school page should therefore not simply list Circuit Court and Superior Court as interchangeable traffic courts.
Sullivan Superior Court
Sullivan Superior Court100 Courthouse Square, #301Sullivan, IN 47882Phone: 812-268-6939.
Current local rules assign traffic infractions exclusively to Sullivan Superior Court.
For an ordinary Sullivan County speeding ticket or other IF traffic infraction, Superior Court is therefore the court drivers should expect to see unless a lawful transfer or unusual case circumstance applies.
What About Sullivan Circuit Court?
Sullivan Circuit Court100 Courthouse Square, #306Sullivan, IN 47882Phone: 812-268-4411.
Circuit Court remains an active Sullivan County court, but the current local rule does not assign ordinary traffic infractions to it.
Circuit Court instead has exclusive jurisdiction over matters including juvenile cases, probate matters, and civil commitments, while it shares jurisdiction with Superior Court over specified other case types.
This distinction should be preserved so drivers are not sent to the wrong court.
Sullivan County Clerk
Sullivan County Clerk100 Courthouse SquareSullivan, IN 47882Phone: 812-268-4657.
If you are uncertain about the assigned court or case status, check:
The court printed on your citation.
Your cause number.
Indiana MyCase.
The Sullivan County Clerk.
The Indiana Judicial Branch provides current Sullivan County court information and MyCase access.
Can I Take Traffic School for a Sullivan County Traffic Ticket?
Possibly, but the answer depends on what you want the course to accomplish.
If the Indiana BMV Ordered You to Take a DSP
Yes. ABetterDriver.com is currently listed by the Indiana BMV as an approved online Driver Safety Program provider.
If You Want the Voluntary Four-Point Credit
Yes. Any Indiana driver may voluntarily take a BMV-approved DSP. Successful completion produces the four-point credit under the BMV's current once-every-three-years rule.
If Sullivan Superior Court Ordered a Course
Check the actual court order before enrolling.
Indiana BMV states that a court-ordered DSP may not necessarily require participation in a BMV-approved program.
If You Want Your Sullivan County Ticket Deferred
Sullivan County has a separate and detailed Infraction Deferral Program administered by the Prosecutor.
Do not assume that taking a Driver Safety Program automatically qualifies your citation for deferral.
Sullivan County Infraction Deferral Program
The Sullivan County Prosecutor currently publishes an Infraction Deferral Program for eligible drivers.
The county describes it as a three-month program intended to help people with little or no driving record who have received a traffic ticket for an infraction. Successful participants may avoid having a conviction placed on their driving record.
How Much Does Sullivan County Deferral Cost?
The current published program fee is $170.
The Prosecutor states that every participant must pay the $170 program fee in addition to any other costs required under the person's individual agreement.
How Long Does the Program Last?
The current Sullivan County Infraction Deferral Program lasts three months.
That is a local prosecutor program and is completely separate from the Indiana BMV's three-year rule governing the four-point DSP credit.
Who Can Qualify?
Sullivan County states that eligibility is generally based on:
The type of infraction.
The person's driving record.
Eligibility remains at the discretion of the Prosecutor.
The county describes the program as being designed for drivers with little or no driving record, but that description should not be converted into an invented numerical eligibility rule.
Are CDL Holders Eligible?
No.
The current Sullivan County Prosecutor page expressly states:
If you have a CDL license, you are not eligible for the Infraction Deferral Program.
What Conditions Can Be Required?
Sullivan County states that the specific requirements vary depending on what the driver is charged with.
Examples published by the Prosecutor include:
Paying restitution.
Obtaining a valid driver's license.
Other individual conditions can therefore depend on the particular case.
What Happens if I Do Not Complete Deferral?
The Prosecutor states that failure to successfully complete the program could result in the traffic ticket being refiled against the driver.
This is why a driver should understand the actual deferral agreement rather than treating it as the same thing as taking an online defensive-driving course.
Does Sullivan County Deferral Require Traffic School?
The Sullivan County Prosecutor's current published Infraction Deferral rules do not state that every participant must complete a Driver Safety Program or defensive-driving course.
Therefore, ABetterDriver.com should not claim that:
Its DSP automatically dismisses a Sullivan County ticket.
Completing the course automatically qualifies someone for Sullivan County deferral.
Traffic school is required for every Sullivan County deferral agreement.
If an individual agreement or judge specifically requires a driving course, the driver should confirm which course is acceptable before enrolling.
Sullivan County Prosecutor's Office
The county currently identifies Ann Mischler as Sullivan County Prosecutor.
Sullivan County Prosecutor's Office100 Courthouse Square, Room 103Sullivan, IN 47882Phone: 812-268-6008.
Drivers interested in infraction deferral should contact the Prosecutor's Office to determine eligibility rather than assuming they qualify based only on the offense name.
BMV Branch Information
Sullivan County currently has an Indiana BMV branch in the City of Sullivan.
Sullivan BMV Branch
Sullivan BMV Branch273 S. Section StreetSullivan, IN 47882-1808BMV Customer Service: 888-692-6841.
The current BMV branch list shows a limited schedule:
Tuesday: 9:00 a.m. to 5:00 p.m.
Thursday: 9:00 a.m. to 5:00 p.m.
Closed the other listed days.
Branch schedules can change, so drivers should verify current hours before making a trip.
A visit to the branch is not required merely to complete an approved Driver Safety Program. ABetterDriver.com is approved to provide the DSP online.
Sullivan County Driver Safety Program FAQ
Is ABetterDriver.com approved by the Indiana BMV?
Yes. The Indiana BMV currently lists ABetterDriver.com as an approved Driver Safety Program provider offering online and DVD courses.
Can I take Sullivan County traffic school online?
If you need the statewide BMV-approved Indiana Driver Safety Program, yes. ABetterDriver.com is currently approved to provide the DSP online.
How long is the Indiana Driver Safety Program?
Every Indiana BMV-approved DSP must be at least four hours long.
How much does the ABetterDriver.com Indiana course cost?
ABetterDriver.com currently lists its online Indiana Driver Safety Program for $28.95.
Can I take the course for the Indiana four-point credit?
Yes. Any Indiana driver can voluntarily take a BMV-approved DSP. Successful completion produces a four-point credit subject to the current once-every-three-years rule.
Does the four-point credit erase my Sullivan County ticket?
No. Indiana BMV expressly states that completing a DSP does not remove a citation from driver history.
Which court handles ordinary traffic tickets in Sullivan County?
Current Sullivan County local rules assign traffic infractions exclusively to Sullivan Superior Court.
Where is Sullivan Superior Court?
Sullivan Superior Court is located at 100 Courthouse Square, #301, Sullivan, Indiana 47882.
Does Sullivan Circuit Court normally handle ordinary traffic infractions?
No. Current local rules give exclusive jurisdiction over traffic infractions to Sullivan Superior Court. Circuit Court handles other categories of cases.
Does Sullivan County have traffic-ticket deferral?
Yes. The Sullivan County Prosecutor currently publishes a three-month Infraction Deferral Program for qualifying drivers.
How much does Sullivan County infraction deferral cost?
The current published program fee is $170, plus any additional costs imposed under the individual agreement.
How long does Sullivan County deferral last?
The current published program lasts three months.
Can a CDL holder use Sullivan County infraction deferral?
No. The Prosecutor expressly states that CDL holders are not eligible.
Does Sullivan County deferral require traffic school?
The current published rules do not state that a BMV-approved Driver Safety Program is a standard requirement for every participant. Drivers should not enroll solely for deferral unless their agreement or the Prosecutor requires a course.
What determines whether I qualify for Sullivan County deferral?
The Prosecutor states that eligibility generally depends on the type of infraction and the driver's record and remains at the Prosecutor's discretion.
What happens if I fail Sullivan County deferral?
The Prosecutor states that failure to successfully complete the program could result in the ticket being refiled against the participant.
What is the main highway through Sullivan County?
U.S. 41 is the county's principal north-south corridor and passes through the Farmersburg and Sullivan area. Sullivan County redevelopment materials also identify U.S. 41 frontage as a major transportation and development asset.
What major state roads serve Sullivan County?
INDOT mapping identifies important Sullivan County routes including S.R. 48, S.R. 54, S.R. 63, and S.R. 154. S.R. 58 intersects U.S. 41 near Carlisle.
Has INDOT done recent work on S.R. 54?
Yes. A bridge-overlay contract covered S.R. 54 over Coulson Drain and Busseron Creek east of U.S. 41, with a published completion date of May 22, 2026.
Is there upcoming work on S.R. 154?
INDOT's July 2026 letting included a bridge thin-deck overlay on S.R. 154 over West Fork Buck Creek, 1.40 miles west of U.S. 41, with a published May 29, 2027 completion date.
Why is agricultural traffic relevant in Sullivan County?
The USDA counted 411 farms and 176,644 acres of land in farms in Sullivan County in 2022. Agricultural traffic is therefore a genuine part of the county's rural driving environment.
What outdoor destination affects rural driving in Sullivan County?
Busseron Creek Fish & Wildlife Area contains 3,950 acres in Sullivan County and is used for hunting, foraging, hiking, wildlife watching, and other outdoor activities.
Is there a BMV branch in Sullivan County?
Yes. The Sullivan BMV Branch is currently located at 273 S. Section Street in Sullivan.
Complete Your Sullivan County Indiana Driver Safety Program Online
Sullivan County drivers who receive an Indiana BMV Driver Safety Program requirement or want the voluntary four-point credit can complete a BMV-approved DSP online through ABetterDriver.com.
Indiana BMV currently lists ABetterDriver.com as an approved online provider.
The online course currently costs $28.95.
If your requirement comes directly from Sullivan Superior Court or the Sullivan County Prosecutor, verify exactly what is required before enrolling. A BMV-required DSP, voluntary four-point credit, court-ordered driving program, and Sullivan County Infraction Deferral Program are separate processes.
Complete your Sullivan County Indiana Driver Safety Program online with ABetterDriver.com.
Cities and Towns in Sullivan County
Sullivan County has seven incorporated municipalities.
Current Indiana local-government records classify Sullivan as a city and Carlisle, Dugger, Farmersburg, Hymera, Merom, and Shelburn as incorporated towns.
Sullivan County's current government website lists the same seven communities.
Current STATS Indiana and DLGF records do not identify any of these seven municipalities as crossing a county line.
Complete List of Incorporated Cities and Towns in Sullivan County
City
Sullivan - estimated 2025 population: 4,229.
Towns
Shelburn - estimated 2025 population: 1,103.
Farmersburg - estimated 2025 population: 1,067.
Dugger - estimated 2025 population: 797.
Hymera - estimated 2025 population: 665.
Carlisle - estimated 2025 population: 621.
Merom - estimated 2025 population: 210.
Indiana DLGF identifies Carlisle, Dugger, Farmersburg, Hymera, Merom, and Shelburn as civil towns and Sullivan as a civil city.