| Name | Johnson County |
| State | Arkansas |
| FIPS Code | 05071 |
| County Seat | Clarksville |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 25,554 |
| Population Growth Rate(2000-2022) | 0.82% |
| Majority Ethnicity | White 93.84% |
| Public School Majority Ethnicity | White 67% |
| Partisan Voting Index | Republican:+20 |
| Unemployment Rate (December 2024) | 4.5% |
| Area Code(s) | 479 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 93.84% |
| African American | 1.77% |
| Hispanic | 0.54% |
| Asian | 3.33% |
| Native American | 0.26% |
| Hawaiin/Pacific Islander | 0.26% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 66.67% |
| African American | 1.02% |
| Hispanic | 21.81% |
| Asian | 6.14% |
| Native American | 0.35% |
| Hawaiin/Pacific Islander | 0.74% |