| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 293 | 841 | 1,167 | |
| 2020 | R | 320 | 787 | 1,138 | |
| 2016 | R | 281 | 706 | 1,064 | |
| 2012 | R | 479 | 636 | 1,140 | |
| 2008 | D | 605 | 577 | 1,218 | |
| 2004 | R | 641 | 810 | 1,470 | |
| 2000 | D | 724 | 523 | 1,266 | |
| 1996 | D | 739 | 571 | 1,489 | |
| 1992 | D | 698 | 543 | 1,584 | |
| 1988 | D | 955 | 795 | 1,755 | |
| 1984 | R | 960 | 1,004 | 1,977 | |
| 1980 | R | 833 | 1,172 | 2,171 | |
| 1976 | D | 1,289 | 839 | 2,140 | |
| 1972 | D | 1,337 | 1,059 | 2,405 | |
| 1968 | D | 1,255 | 1,045 | 2,392 | |
| 1964 | D | 1,679 | 945 | 2,624 | |
| 1960 | R | 1,316 | 1,377 | 2,693 | |
| 1956 | D | 1,517 | 1,456 | 2,973 | |
| 1952 | R | 1,029 | 1,964 | 2,993 | |
| 1948 | D | 1,373 | 1,188 | 2,587 | |
| 1944 | R | 1,090 | 1,544 | 2,634 | |
| 1940 | R | 1,365 | 2,095 | 3,460 | |
| 1936 | D | 2,051 | 1,377 | 3,552 | |
| 1932 | D | 2,332 | 976 | 3,416 | |
| 1928 | R | 1,341 | 1,990 | 3,352 | |
| 1924 | R | 308 | 995 | 2,791 | |
| 1920 | R | 651 | 1,450 | 2,556 | |
| 1916 | D | 1,006 | 880 | 1,927 | |
| 1912 | D | 720 | 0 | 1,658 | |
| 1908 | R | 720 | 906 | 1,680 | |
| 1904 | R | 475 | 893 | 1,457 | |
| 1900 | D | 697 | 662 | 1,379 | |
| 1896 | D | 705 | 582 | 1,292 | |
| 1892 | R | 290 | 486 | 1,260 | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Miner County's roughly 2,900 residents are spread across a sparse agricultural landscape in east-central South Dakota, and its presidential margins have ranked among the widest in the state for more than a decade.
The Republican margin in Miner 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.
Miner County's loyalty is rooted in its place. Median household income of $76,140, a 96% non-Hispanic-white share, and a population of 2,300 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 Lake County and Deuel County.
