Alabama Population By County in 2021 (ACS-5Yrs)
Updated on February 28, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, the total population of Alabama was 5.00M. Among all Alabama counties, Jefferson was the most populated county (672.55K), followed by Mobile (414.62K), and then Madison (382.15K).
On the other hand, the least populated counties were: Greene (7.85K), Perry (8.70K), and Lowndes (10.33K).
The chart and table below shows the population of each county and the percentage of Alabama population in each county.
You can see similar information for other states and by state for the United States.
Related Topics: Alabama ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census - ACS 5-Year Estimates, 2021 Census.
Alabama Population By County in 2021
Alabama Population By County in 2021
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| County | Population | % of State Population |
|---|---|---|
| Autauga | 58239 | 1.17 |
| Baldwin | 227131 | 4.55 |
| Barbour | 25259 | 0.51 |
| Bibb | 22412 | 0.45 |
| Blount | 58884 | 1.18 |
| Bullock | 10386 | 0.21 |
| Butler | 19181 | 0.38 |
| Calhoun | 116425 | 2.33 |
| Chambers | 34834 | 0.70 |
| Cherokee | 24975 | 0.50 |
| Chilton | 44857 | 0.90 |
| Choctaw | 12792 | 0.26 |
| Clarke | 23346 | 0.47 |
| Clay | 14184 | 0.28 |
| Cleburne | 15046 | 0.30 |
| Coffee | 53043 | 1.06 |
| Colbert | 56789 | 1.14 |
| Conecuh | 11778 | 0.24 |
| Coosa | 10442 | 0.21 |
| Covington | 37490 | 0.75 |
| Crenshaw | 13300 | 0.27 |
| Cullman | 87129 | 1.74 |
| Dale | 49443 | 0.99 |
| Dallas | 39162 | 0.78 |
| DeKalb | 71554 | 1.43 |
| Elmore | 87146 | 1.74 |
| Escambia | 36879 | 0.74 |
| Etowah | 103468 | 2.07 |
| Fayette | 16365 | 0.33 |
| Franklin | 32034 | 0.64 |
| Geneva | 26604 | 0.53 |
| Greene | 7851 | 0.16 |
| Hale | 14819 | 0.30 |
| Henry | 17165 | 0.34 |
| Houston | 106355 | 2.13 |
| Jackson | 52548 | 1.05 |
| Jefferson | 672550 | 13.46 |
| Lamar | 13929 | 0.28 |
| Lauderdale | 93342 | 1.87 |
| Lawrence | 33089 | 0.66 |
| Lee | 172223 | 3.45 |
| Limestone | 101217 | 2.03 |
| Lowndes | 10334 | 0.21 |
| Macon | 19490 | 0.39 |
| Madison | 382149 | 7.65 |
| Marengo | 19397 | 0.39 |
| Marion | 29392 | 0.59 |
| Marshall | 97179 | 1.94 |
| Mobile | 414620 | 8.30 |
| Monroe | 20115 | 0.40 |
| Montgomery | 229072 | 4.58 |
| Morgan | 122608 | 2.45 |
| Perry | 8702 | 0.17 |
| Pickens | 19240 | 0.39 |
| Pike | 33176 | 0.66 |
| Randolph | 21984 | 0.44 |
| Russell | 58695 | 1.17 |
| St. Clair | 90412 | 1.81 |
| Shelby | 220780 | 4.42 |
| Sumter | 12482 | 0.25 |
| Talladega | 81850 | 1.64 |
| Tallapoosa | 41284 | 0.83 |
| Tuscaloosa | 223945 | 4.48 |
| Walker | 65194 | 1.30 |
| Washington | 15574 | 0.31 |
| Wilcox | 10686 | 0.21 |
| Winston | 23650 | 0.47 |
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