| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 9,852 | 38,836 | 49,473 | |
| 2020 | R | 9,851 | 35,204 | 45,865 | |
| 2016 | R | 7,070 | 29,768 | 38,666 | |
| 2012 | R | 8,037 | 27,422 | 36,096 | |
| 2008 | R | 9,357 | 28,333 | 38,191 | |
| 2004 | R | 9,431 | 25,951 | 35,637 | |
| 2000 | R | 8,768 | 20,167 | 29,443 | |
| 1996 | R | 9,095 | 15,478 | 26,628 | |
| 1992 | R | 9,889 | 16,528 | 29,696 | |
| 1988 | R | 6,122 | 15,829 | 22,031 | |
| 1984 | R | 6,085 | 16,322 | 22,502 | |
| 1980 | R | 7,638 | 11,869 | 19,905 | |
| 1976 | R | 8,776 | 9,136 | 18,051 | |
| 1972 | R | 2,804 | 10,440 | 13,513 | |
| 1968 | R | 2,762 | 6,924 | 13,845 | |
| 1964 | R | 5,693 | 6,717 | 12,410 | |
| 1960 | R | 3,307 | 7,865 | 11,285 | |
| 1956 | R | 3,225 | 6,247 | 9,611 | |
| 1952 | R | 2,646 | 4,606 | 7,269 | |
| 1948 | R | 2,036 | 2,942 | 5,152 | |
| 1944 | R | 1,312 | 2,616 | 3,951 | |
| 1940 | R | 1,976 | 2,617 | 4,615 | |
| 1936 | D | 2,806 | 2,561 | 5,376 | |
| 1932 | R | 1,295 | 1,570 | 2,902 | |
| 1928 | R | 913 | 2,854 | 3,770 | |
| 1924 | R | 999 | 1,779 | 2,818 | |
| 1920 | R | 1,058 | 2,255 | 3,349 | |
| 1916 | R | 784 | 1,482 | 2,290 | |
| 1912 | D | 645 | 485 | 1,688 | |
| 1908 | R | 620 | 1,063 | 1,714 | |
| 1904 | R | 701 | 1,242 | 1,976 | |
| 1900 | R | 909 | 1,579 | 2,560 | |
| 1896 | R | 1,057 | 1,725 | 2,832 | |
| 1892 | R | 871 | 1,522 | 2,515 | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Anchored by Cleveland in the southeastern corner of the state, Bradley County has delivered Republican presidential margins exceeding 50 points in recent cycles, reflecting a heavily white, working-class electorate typical of the southern Appalachian foothills.
The Republican margin in Bradley County reached its widest at fifty-nine points in 2016. The margin in 2024 was fifty-nine points, in line with the county's deep historical pattern.
Bradley County's loyalty is rooted in its place. Median household income of $66,552, a 84% non-Hispanic-white share, and a population of 111,065 together describe a community whose political habits are deeply settled. The county's voting pattern over the last decade is most similar to that of Catoosa County and Washington County.