Johnson County, Arkansas
Johnson County, Arkansas, has 26,225 residents (July 2025 estimate). Its county seat is Clarksville. It uses Central Time and covers 661 sq mi (1,712 km²) of land.
- Resident population, July 2025
- 26,225
- Land area
- 661 sq mi (1,712 km²)
- County seat or government
- Clarksville
- Time zone
- Central TimeUTC-06:00 in January; UTC-05:00 in July
- Median household income
- $45,995 ± $3,798
- Median home value
- $135,300 ± $16,337
- Median rent, with utilities
- $728 ± $54
- Homes lived in by their owners
- 74.1% ± 2.5 points
- County type
- County
- Metro or micro area
- Outside any metro or micro areaNext to: Russellville, AR micro area, Harrison, AR micro area, and Fayetteville-Springdale-Rogers, AR metro area
- Water area
- 23 sq mi (59.5 km²)
- State
- Arkansas
- County code (FIPS)
- 05071
- Coordinates (central point)
- 35.573359, -93.466322
These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.
Time zones in Johnson County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| Central TimeAmerica/Chicago | UTC-06:00 in January; UTC-05:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.
ZIP Code areas, largest first
- 7283015,757 people
- 729499,477 people
- 728463,853 people
- 728473,040 people
- 728402,448 people
- 728211,972 people
- 728451,063 people
- 72854791 people
- 72832649 people
- 72752409 people
- 72839328 people
- 72852189 people
12 ZIP Code areas overlap Johnson County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.
Official county information
We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
Townships in Johnson County, largest first
- Grant Township2,784 people
- King Township2,735 people
- Perry Township2,563 people
- Spadra 3 Township2,516 people
- Pittsburg Township2,416 people
- Spadra 2 Township2,362 people
- Spadra 1 Township2,335 people
- Spadra 4 Township2,290 people
- Ward Township2,205 people
- Howell Township1,902 people
- Batson Township1,895 people
People counts are American Community Survey 2020–2024 5-year estimates. All townships in Arkansas, by county
School districts in Johnson County, largest first
- Clarksville School District14,977 people
- Ozark School District10,795 people
- Dover School District8,499 people
- Lamar School District6,650 people
- Jasper School District4,950 people
- Westside School District3,835 people
- Deer/
Mount Judea School District 2,267 people
Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.
Cities, towns and communities, largest first
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Clarksville, Arkansas (city)9,526 people
- Lamar, Arkansas (city)1,783 people
- Coal Hill, Arkansas (city)892 people
- Hartman, Arkansas (city)678 people
- Knoxville, Arkansas (town)663 people
- Ozone, Arkansas (CDP)194 people
- Hagarville, Arkansas (CDP)89 people
- Oark, Arkansas (CDP)18 people
Bordering areas, nearest first
Distances are straight lines between map points.
- Franklin County, Arkansas24 mi west
- Pope County, Arkansas26 mi east
- Newton County, Arkansas27 mi northeast
- Logan County, Arkansas28 mi southwest
- Madison County, Arkansas34 mi northwest
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