| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 501 | 2,296 | 2,829 | |
| 2020 | R | 530 | 2,291 | 2,887 | |
| 2016 | R | 413 | 2,028 | 2,582 | |
| 2012 | R | 528 | 1,890 | 2,457 | |
| 2008 | R | 668 | 1,822 | 2,543 | |
| 2004 | R | 549 | 2,146 | 2,727 | |
| 2000 | R | 610 | 1,925 | 2,613 | |
| 1996 | R | 750 | 1,504 | 2,556 | |
| 1992 | R | 661 | 1,437 | 2,918 | |
| 1988 | R | 944 | 1,769 | 2,724 | |
| 1984 | R | 610 | 2,149 | 2,776 | |
| 1980 | R | 538 | 2,206 | 2,936 | |
| 1976 | R | 1,190 | 1,797 | 3,053 | |
| 1972 | R | 827 | 2,050 | 2,877 | |
| 1968 | R | 690 | 1,795 | 2,686 | |
| 1964 | D | 1,730 | 1,607 | 3,337 | |
| 1960 | R | 1,184 | 2,397 | 3,581 | |
| 1956 | R | 1,135 | 2,482 | 3,617 | |
| 1952 | R | 916 | 3,008 | 3,924 | |
| 1948 | R | 1,396 | 2,026 | 3,422 | |
| 1944 | R | 1,517 | 2,357 | 3,874 | |
| 1940 | R | 1,635 | 2,653 | 4,288 | |
| 1936 | D | 2,519 | 2,256 | 4,823 | |
| 1932 | D | 2,939 | 1,636 | 4,628 | |
| 1928 | R | 1,494 | 3,096 | 4,609 | |
| 1924 | R | 1,229 | 2,354 | 4,167 | |
| 1920 | R | 1,236 | 2,393 | 3,751 | |
| 1916 | D | 1,600 | 1,060 | 2,768 | |
| 1912 | D | 996 | 485 | 2,496 | |
| 1908 | D | 1,264 | 1,171 | 2,643 | |
| 1904 | R | 239 | 1,235 | 2,379 | |
| 1900 | D | 1,376 | 1,023 | 2,480 | |
| 1896 | D | 1,432 | 841 | 2,322 | |
| 1892 | D | 733 | 126 | 2,146 | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Polk County's small, rural population and agricultural economy align with patterns seen across the Platte River corridor, where the 2024 presidential margin exceeded 63 points — among the widest in the state.
The Republican margin in Polk County reached its widest at sixty-three points in 2024. The margin in 2024 was sixty-three points, in line with the county's deep historical pattern.
Polk County's loyalty is rooted in its place. Median household income of $69,768, a 91% non-Hispanic-white share, and a population of 5,225 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 Kit Carson County and Furnas County.
