Arkansas Population By County in 2021
Updated on June 16, 2025.
Based on the US Census Vintage data estimates, in 2021, the population of Arkansas was 3,026,870. Among all Arkansas counties, Pulaski had the highest population (398,005), followed by Benton (294,168), and Washington (251,664). Calhoun was the least populated county (4,729).
Hover over or click on the counties in the map below to see the populations. The data can also be found in a table below. You can use the table to sort, filter, and explore the data further.
You can see similar information for other states and by state for the United States.
Related Topics: Arkansas Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage).
See this for other years:
Arkansas Population By County in 2021
Arkansas Population By County in 2021
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| County | Population | % of State Population |
|---|---|---|
| Arkansas | 16668 | 0.55 |
| Ashley | 18647 | 0.62 |
| Baxter | 42174 | 1.39 |
| Benton | 294168 | 9.72 |
| Boone | 37890 | 1.25 |
| Bradley | 10337 | 0.34 |
| Calhoun | 4729 | 0.16 |
| Carroll | 28514 | 0.94 |
| Chicot | 10051 | 0.33 |
| Clark | 21248 | 0.70 |
| Clay | 14334 | 0.47 |
| Cleburne | 25020 | 0.83 |
| Cleveland | 7489 | 0.25 |
| Columbia | 22470 | 0.74 |
| Conway | 20905 | 0.69 |
| Craighead | 111695 | 3.69 |
| Crawford | 60382 | 2.00 |
| Crittenden | 47405 | 1.57 |
| Cross | 16671 | 0.55 |
| Dallas | 6307 | 0.21 |
| Desha | 11048 | 0.37 |
| Drew | 17063 | 0.56 |
| Faulkner | 125590 | 4.15 |
| Franklin | 17159 | 0.57 |
| Fulton | 12137 | 0.40 |
| Garland | 100306 | 3.31 |
| Grant | 18124 | 0.60 |
| Greene | 46314 | 1.53 |
| Hempstead | 19660 | 0.65 |
| Hot Spring | 33078 | 1.09 |
| Howard | 12689 | 0.42 |
| Independence | 38034 | 1.26 |
| Izard | 13916 | 0.46 |
| Jackson | 16771 | 0.55 |
| Jefferson | 65624 | 2.17 |
| Johnson | 25959 | 0.86 |
| Lafayette | 6154 | 0.20 |
| Lawrence | 16296 | 0.54 |
| Lee | 8565 | 0.28 |
| Lincoln | 13177 | 0.44 |
| Little River | 11929 | 0.39 |
| Logan | 21217 | 0.70 |
| Lonoke | 74755 | 2.47 |
| Madison | 16961 | 0.56 |
| Marion | 16957 | 0.56 |
| Miller | 42468 | 1.40 |
| Mississippi | 39525 | 1.31 |
| Monroe | 6644 | 0.22 |
| Montgomery | 8636 | 0.28 |
| Nevada | 8187 | 0.27 |
| Newton | 7167 | 0.24 |
| Ouachita | 22319 | 0.74 |
| Perry | 9991 | 0.33 |
| Phillips | 15813 | 0.52 |
| Pike | 10103 | 0.33 |
| Poinsett | 22651 | 0.75 |
| Polk | 19326 | 0.64 |
| Pope | 63733 | 2.11 |
| Prairie | 8086 | 0.27 |
| Pulaski | 398005 | 13.15 |
| Randolph | 18798 | 0.62 |
| St. Francis | 22707 | 0.75 |
| Saline | 125338 | 4.14 |
| Scott | 9789 | 0.32 |
| Searcy | 7894 | 0.26 |
| Sebastian | 128223 | 4.24 |
| Sevier | 15709 | 0.52 |
| Sharp | 17678 | 0.58 |
| Stone | 12442 | 0.41 |
| Union | 38285 | 1.26 |
| Van Buren | 15774 | 0.52 |
| Washington | 251664 | 8.31 |
| White | 77069 | 2.55 |
| Woodruff | 6124 | 0.20 |
| Yell | 20135 | 0.67 |