| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 7,266 | 20,915 | 28,774 | |
| 2020 | R | 7,275 | 20,240 | 28,185 | |
| 2016 | R | 6,015 | 17,848 | 25,452 | |
| 2012 | R | 7,188 | 16,250 | 23,438 | |
| 2008 | R | 7,910 | 17,753 | 25,663 | |
| 2004 | R | 8,638 | 17,215 | 25,853 | |
| 2000 | R | 8,763 | 13,235 | 22,316 | |
| 1996 | R | 9,141 | 9,802 | 21,753 | |
| 1992 | R | 8,616 | 10,350 | 25,572 | |
| 1988 | R | 8,873 | 12,099 | 21,169 | |
| 1984 | R | 6,966 | 16,143 | 23,261 | |
| 1980 | R | 8,526 | 12,466 | 21,850 | |
| 1976 | D | 11,255 | 9,090 | 20,571 | |
| 1972 | R | 4,822 | 13,308 | 18,664 | |
| 1968 | R | 6,721 | 6,899 | 17,493 | |
| 1964 | D | 10,884 | 6,841 | 17,725 | |
| 1960 | R | 8,067 | 9,421 | 17,488 | |
| 1956 | D | 8,895 | 8,496 | 17,391 | |
| 1952 | R | 9,455 | 10,099 | 19,554 | |
| 1948 | D | 10,220 | 4,760 | 14,980 | |
| 1944 | D | 9,130 | 6,486 | 15,659 | |
| 1940 | D | 12,058 | 6,776 | 18,912 | |
| 1936 | D | 12,187 | 4,703 | 16,968 | |
| 1932 | D | 12,013 | 4,063 | 16,076 | |
| 1928 | R | 3,797 | 8,478 | 12,364 | |
| 1924 | D | 5,072 | 4,040 | 10,409 | |
| 1920 | R | 5,310 | 5,355 | 11,260 | |
| 1916 | D | 3,276 | 2,042 | 6,473 | |
| 1912 | D | 3,082 | 2,107 | 6,243 | |
| 1908 | D | 3,551 | 2,609 | 6,726 | |
| 1904 | — | — | — | — | |
| 1900 | — | — | — | — | |
| 1896 | — | — | — | — | |
| 1892 | — | — | — | — | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Pottawatomie County sits at the intersection of the Chickasaw Nation and the former Unassigned Lands, giving it a distinct tribal-land footprint. Its presidential margins have widened steadily over the past two decades, reflecting broader rural Oklahoma realignment.
The Republican margin in Pottawatomie County reached its widest at forty-seven points in 2024. The margin in 2024 was forty-seven points, in line with the county's deep historical pattern.
Pottawatomie County's loyalty is rooted in its place. Median household income of $61,398, a 71% non-Hispanic-white share, and a population of 73,463 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 Lincoln County and Wagoner County.
