| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | D | 42,172 | 26,658 | 69,615 | |
| 2020 | D | 43,468 | 26,585 | 70,802 | |
| 2016 | D | 36,787 | 24,043 | 62,880 | |
| 2012 | D | 38,585 | 25,623 | 64,803 | |
| 2008 | D | 38,987 | 27,037 | 66,368 | |
| 2004 | D | 29,322 | 28,107 | 57,788 | |
| 2000 | D | 24,996 | 24,071 | 49,776 | |
| 1996 | D | 26,727 | 20,778 | 49,932 | |
| 1992 | D | 28,070 | 19,847 | 54,049 | |
| 1988 | R | 22,084 | 22,179 | 44,396 | |
| 1984 | D | 26,427 | 24,170 | 50,597 | |
| 1980 | D | 31,770 | 15,175 | 48,130 | |
| 1976 | D | 31,902 | 12,819 | 44,721 | |
| 1972 | R | 10,201 | 27,402 | 37,603 | |
| 1968 | R | 10,579 | 13,490 | 41,397 | |
| 1964 | R | 17,831 | 25,641 | 43,472 | |
| 1960 | D | 14,387 | 10,523 | 24,910 | |
| 1956 | D | 14,966 | 7,242 | 22,208 | |
| 1952 | D | 14,687 | 6,121 | 20,808 | |
| 1948 | D | 7,011 | 3,043 | 14,077 | |
| 1944 | D | 5,352 | 1,884 | 7,236 | |
| 1940 | D | 6,729 | 1,371 | 8,137 | |
| 1936 | D | 5,722 | 452 | 6,197 | |
| 1932 | D | 4,372 | 405 | 4,808 | |
| 1928 | D | 2,289 | 2,078 | 4,367 | |
| 1924 | D | 3,647 | 455 | 4,385 | |
| 1920 | D | 2,030 | 458 | 2,488 | |
| 1916 | D | 2,048 | 201 | 2,307 | |
| 1912 | D | 2,526 | 122 | 2,770 | |
| 1908 | D | 1,946 | 565 | 2,579 | |
| 1904 | D | 2,117 | 236 | 2,393 | |
| 1900 | D | 1,897 | 250 | 2,189 | |
| 1896 | D | 1,854 | 670 | 3,649 | |
| 1892 | D | 3,627 | 641 | 4,370 | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Bibb County's urban core in Macon drives consistent double-digit Democratic margins, reflecting a population that is roughly 54% Black and concentrated in a mid-sized city with limited suburban buffer.
The Democratic margin in Bibb County peaked at eighty-seven points in 1912. By 1992 the county had flipped, voting Republican for the first time in many years. The 2024 margin was twenty-two points, the most Democratic-leaning result in the county's modern history.
The economic context is the key. Bibb County's median household income of $51,234 sits well below state and national norms, and 25% of residents live below the federal poverty line. The shift here is part of a broader realignment of working-class places across the country. The county's voting pattern over the last decade is most similar to that of Jefferson County and Sacramento County.
