Ranking of Arkansas Counties By Population in 2021
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2021, the Population for Arkansas was 3.03M. Among all Arkansas counties, Pulaski County had the highest population (398.01K), followed by Benton County (294.17K), and Washington County (251.66K).
The chart below shows the top 10 counties, and the table below shows the ranking of all Arkansas counties.
You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.
Related Topics: Arkansas Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage), 2021 Census.
See this for other years:
Ranking of Arkansas Counties By Population in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Pulaski County | 398005 |
| 2 | Benton County | 294168 |
| 3 | Washington County | 251664 |
| 4 | Sebastian County | 128223 |
| 5 | Faulkner County | 125590 |
| 6 | Saline County | 125338 |
| 7 | Craighead County | 111695 |
| 8 | Garland County | 100306 |
| 9 | White County | 77069 |
| 10 | Lonoke County | 74755 |
| 11 | Jefferson County | 65624 |
| 12 | Pope County | 63733 |
| 13 | Crawford County | 60382 |
| 14 | Crittenden County | 47405 |
| 15 | Greene County | 46314 |
| 16 | Miller County | 42468 |
| 17 | Baxter County | 42174 |
| 18 | Mississippi County | 39525 |
| 19 | Union County | 38285 |
| 20 | Independence County | 38034 |
| 21 | Boone County | 37890 |
| 22 | Hot Spring County | 33078 |
| 23 | Carroll County | 28514 |
| 24 | Johnson County | 25959 |
| 25 | Cleburne County | 25020 |
| 26 | St. Francis County | 22707 |
| 27 | Poinsett County | 22651 |
| 28 | Columbia County | 22470 |
| 29 | Ouachita County | 22319 |
| 30 | Clark County | 21248 |
| 31 | Logan County | 21217 |
| 32 | Conway County | 20905 |
| 33 | Yell County | 20135 |
| 34 | Hempstead County | 19660 |
| 35 | Polk County | 19326 |
| 36 | Randolph County | 18798 |
| 37 | Ashley County | 18647 |
| 38 | Grant County | 18124 |
| 39 | Sharp County | 17678 |
| 40 | Franklin County | 17159 |
| 41 | Drew County | 17063 |
| 42 | Madison County | 16961 |
| 43 | Marion County | 16957 |
| 44 | Jackson County | 16771 |
| 45 | Cross County | 16671 |
| 46 | Arkansas County | 16668 |
| 47 | Lawrence County | 16296 |
| 48 | Phillips County | 15813 |
| 49 | Van Buren County | 15774 |
| 50 | Sevier County | 15709 |
| 51 | Clay County | 14334 |
| 52 | Izard County | 13916 |
| 53 | Lincoln County | 13177 |
| 54 | Howard County | 12689 |
| 55 | Stone County | 12442 |
| 56 | Fulton County | 12137 |
| 57 | Little River County | 11929 |
| 58 | Desha County | 11048 |
| 59 | Bradley County | 10337 |
| 60 | Pike County | 10103 |
| 61 | Chicot County | 10051 |
| 62 | Perry County | 9991 |
| 63 | Scott County | 9789 |
| 64 | Montgomery County | 8636 |
| 65 | Lee County | 8565 |
| 66 | Nevada County | 8187 |
| 67 | Prairie County | 8086 |
| 68 | Searcy County | 7894 |
| 69 | Cleveland County | 7489 |
| 70 | Newton County | 7167 |
| 71 | Monroe County | 6644 |
| 72 | Dallas County | 6307 |
| 73 | Lafayette County | 6154 |
| 74 | Woodruff County | 6124 |
| 75 | Calhoun County | 4729 |