| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 396 | 3,032 | 3,458 | |
| 2020 | R | 452 | 3,093 | 3,587 | |
| 2016 | R | 383 | 2,732 | 3,281 | |
| 2012 | R | 571 | 2,596 | 3,232 | |
| 2008 | R | 757 | 2,383 | 3,185 | |
| 2004 | R | 613 | 2,761 | 3,424 | |
| 2000 | R | 678 | 2,562 | 3,368 | |
| 1996 | R | 884 | 2,005 | 3,370 | |
| 1992 | R | 650 | 1,979 | 3,776 | |
| 1988 | R | 933 | 2,626 | 3,559 | |
| 1984 | R | 697 | 3,222 | 3,939 | |
| 1980 | R | 659 | 3,192 | 4,057 | |
| 1976 | R | 1,325 | 2,488 | 3,887 | |
| 1972 | R | 851 | 3,228 | 4,079 | |
| 1968 | R | 952 | 2,805 | 4,117 | |
| 1964 | R | 2,004 | 2,566 | 4,570 | |
| 1960 | R | 1,470 | 3,617 | 5,087 | |
| 1956 | R | 1,334 | 3,607 | 4,941 | |
| 1952 | R | 1,068 | 4,377 | 5,445 | |
| 1948 | R | 1,873 | 2,868 | 4,741 | |
| 1944 | R | 1,618 | 3,888 | 5,506 | |
| 1940 | R | 2,155 | 4,331 | 6,486 | |
| 1936 | R | 3,165 | 3,304 | 6,672 | |
| 1932 | D | 4,053 | 2,270 | 6,416 | |
| 1928 | R | 2,016 | 4,277 | 6,308 | |
| 1924 | R | 1,150 | 2,598 | 5,513 | |
| 1920 | R | 1,154 | 3,322 | 4,685 | |
| 1916 | D | 1,881 | 1,495 | 3,450 | |
| 1912 | D | 1,238 | 877 | 3,143 | |
| 1908 | R | 1,455 | 1,658 | 3,208 | |
| 1904 | R | 353 | 1,813 | 2,801 | |
| 1900 | D | 1,356 | 1,342 | 2,753 | |
| 1896 | D | 1,185 | 988 | 2,240 | |
| 1892 | D | 825 | 175 | 2,069 | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Antelope County's R+76.5 margin in 2024 places it among the most one-sided rural counties in the Great Plains, where a cattle-and-crop economy and sparse population density have produced consistently wide Republican margins for decades.
The Republican margin in Antelope County reached its widest at seventy-six points in 2024. The margin in 2024 was seventy-six points, in line with the county's deep historical pattern.
Antelope County's loyalty is rooted in its place. Median household income of $66,105, a 93% non-Hispanic-white share, and a population of 6,305 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 Grant County and Clay County.
