Jefferson County's urban core anchors Alabama's most competitive metro
The Birmingham metro blends a majority-Black urban center with heavily Republican suburban and exurban counties, producing a persistent split-ticket dynamic that makes Jefferson County a perennial bellwether for statewide margins.
| County | Pop. | Margin | Dem | Rep | Total | Share |
|---|---|---|---|---|---|---|
| Jefferson | 668K | D+10.4 | 162,112 | 131,123 | 298,704 | 13.7% |
| Jefferson | 662K | D+10.4 | 162,112 | 131,123 | 298,704 | 13.7% |
| Jefferson | 662K | D+10.4 | 162,112 | 131,123 | 298,704 | 13.7% |
| Jefferson | 659K | D+10.4 | 162,112 | 131,123 | 298,704 | 13.7% |
| Shelby | 230K | R+40.6 | 33,087 | 79,666 | 114,698 | 5.3% |
| Shelby | 206K | R+40.6 | 33,087 | 79,666 | 114,698 | 5.3% |
| Shelby | 183K | R+40.6 | 33,087 | 79,666 | 114,698 | 5.3% |
| Shelby | 143K | R+40.6 | 33,087 | 79,666 | 114,698 | 5.3% |
| St. Clair | 94K | R+64.0 | 7,640 | 35,501 | 43,526 | 2.0% |
| St. Clair | 87K | R+64.0 | 7,640 | 35,501 | 43,526 | 2.0% |
| St. Clair | 78K | R+64.0 | 7,640 | 35,501 | 43,526 | 2.0% |
| Walker | 71K | R+71.7 | 4,102 | 25,464 | 29,786 | 1.4% |
| Walker | 69K | R+71.7 | 4,102 | 25,464 | 29,786 | 1.4% |
| Walker | 66K | R+71.7 | 4,102 | 25,464 | 29,786 | 1.4% |
| Walker | 65K | R+71.7 | 4,102 | 25,464 | 29,786 | 1.4% |
| St. Clair | 65K | R+64.0 | 7,640 | 35,501 | 43,526 | 2.0% |
| Blount | 60K | R+80.9 | 2,576 | 25,354 | 28,163 | 1.3% |
| Blount | 58K | R+80.9 | 2,576 | 25,354 | 28,163 | 1.3% |
| Blount | 57K | R+80.9 | 2,576 | 25,354 | 28,163 | 1.3% |
| Blount | 51K | R+80.9 | 2,576 | 25,354 | 28,163 | 1.3% |
| Chilton | 46K | R+72.0 | 2,698 | 16,920 | 19,763 | 0.9% |
| Chilton | 44K | R+72.0 | 2,698 | 16,920 | 19,763 | 0.9% |
| Chilton | 42K | R+72.0 | 2,698 | 16,920 | 19,763 | 0.9% |
| Chilton | 40K | R+72.0 | 2,698 | 16,920 | 19,763 | 0.9% |
| Bibb | 23K | R+64.3 | 1,619 | 7,572 | 9,257 | 0.4% |
| Bibb | 22K | R+64.3 | 1,619 | 7,572 | 9,257 | 0.4% |
| Bibb | 21K | R+64.3 | 1,619 | 7,572 | 9,257 | 0.4% |
| Bibb | 21K | R+64.3 | 1,619 | 7,572 | 9,257 | 0.4% |
| Group | Birmingham, AL | National |
|---|---|---|
▶White (Non-Hispanic)(13) | 65.1% | 57.4% |
▶Black / African American(12) | 28.1% | 12.2% |
▶Hispanic / Latino(17) | 3.9% | 19.3% |
Multiracial / Other | 1.4% | 4.0% |
▶Asian(6) | 1.2% | 6.0% |
▶Middle Eastern / North African(8) | 0.5% | 0.9% |
▶Native American / Alaska Native(2) | 0.3% | 0.9% |
Catholic-Evangelical edge: -62.4pp (vs national 4.5pp). A strongly Evangelical-leaning religious profile, which nationally correlates with Republican-leaning rural and exurban communities.
| Tradition | % Pop | % Adherents | US Pop | US Adherents |
|---|---|---|---|---|
| 44.1% | 64.7% | — | — | |
| 9.5% | 14.0% | — | — | |
| 7.1% | 10.4% | — | — | |
| 4.6% | 6.8% | — | — | |
| 2.7% | 3.9% | — | — | |
LDS (Mormon) | 0.6% | 0.9% | — | — |
| 0.1% | 0.2% | — | — | |
Non-religiousPopulation | 31.9% | — | — | — |
Who lives in the Birmingham, AL metro area? 4,490,373 residents across 28 counties.
Scale, voting-age share, and this geography's footprint inside the national electorate.
Income, attainment, and ownership indicators that often shape coalition structure and turnout behavior.
Age structure, language use, and nativity signals that explain how this geography differs from state and nation.
| Offices | Margin A | Margin B | Split |
|---|---|---|---|
| Senate vs Governor | R+24.2 | R+26.6 | 2.4pp |