Ranking of Alabama Counties By Population in 2021
Updated on June 21, 2025.
Based on the US Census Vintage data estimates, in 2021, the Population for Alabama was 5.05M. Among all Alabama counties, Jefferson County had the highest population (669.68K), followed by Mobile County (413.16K), and Madison County (396.66K).
The chart below shows the top 10 counties, and the table below shows the ranking of all Alabama 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: Alabama Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage), 2021 Census.
See this for other years:
Ranking of Alabama Counties By Population in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Jefferson County | 669677 |
| 2 | Mobile County | 413164 |
| 3 | Madison County | 396663 |
| 4 | Baldwin County | 239411 |
| 5 | Tuscaloosa County | 236699 |
| 6 | Shelby County | 227436 |
| 7 | Montgomery County | 226811 |
| 8 | Lee County | 177652 |
| 9 | Morgan County | 123270 |
| 10 | Calhoun County | 115633 |
| 11 | Houston County | 107412 |
| 12 | Limestone County | 107285 |
| 13 | Etowah County | 102887 |
| 14 | Marshall County | 98268 |
| 15 | Lauderdale County | 94846 |
| 16 | St. Clair County | 92850 |
| 17 | Cullman County | 89578 |
| 18 | Elmore County | 88734 |
| 19 | Talladega County | 80556 |
| 20 | DeKalb County | 71880 |
| 21 | Walker County | 64552 |
| 22 | Autauga County | 59191 |
| 23 | Blount County | 59050 |
| 24 | Russell County | 58651 |
| 25 | Colbert County | 57615 |
| 26 | Coffee County | 54201 |
| 27 | Jackson County | 52688 |
| 28 | Dale County | 49344 |
| 29 | Chilton County | 45255 |
| 30 | Tallapoosa County | 41084 |
| 31 | Covington County | 37512 |
| 32 | Dallas County | 37496 |
| 33 | Escambia County | 36628 |
| 34 | Chambers County | 34396 |
| 35 | Lawrence County | 33052 |
| 36 | Pike County | 32748 |
| 37 | Franklin County | 31991 |
| 38 | Marion County | 28972 |
| 39 | Geneva County | 26632 |
| 40 | Cherokee County | 25060 |
| 41 | Barbour County | 24517 |
| 42 | Winston County | 23639 |
| 43 | Clarke County | 22735 |
| 44 | Bibb County | 22344 |
| 45 | Randolph County | 22157 |
| 46 | Monroe County | 19530 |
| 47 | Marengo County | 18978 |
| 48 | Macon County | 18917 |
| 49 | Butler County | 18856 |
| 50 | Pickens County | 18615 |
| 51 | Henry County | 17412 |
| 52 | Fayette County | 16119 |
| 53 | Washington County | 15226 |
| 54 | Cleburne County | 15151 |
| 55 | Hale County | 14715 |
| 56 | Clay County | 14156 |
| 57 | Lamar County | 13725 |
| 58 | Crenshaw County | 13062 |
| 59 | Choctaw County | 12544 |
| 60 | Sumter County | 11960 |
| 61 | Conecuh County | 11317 |
| 62 | Wilcox County | 10411 |
| 63 | Coosa County | 10321 |
| 64 | Bullock County | 10126 |
| 65 | Lowndes County | 9936 |
| 66 | Perry County | 8314 |
| 67 | Greene County | 7583 |
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