| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 112 | 1,108 | 1,234 | |
| 2020 | R | 155 | 1,118 | 1,308 | |
| 2016 | R | 115 | 1,116 | 1,314 | |
| 2012 | R | 200 | 1,022 | 1,276 | |
| 2008 | R | 244 | 1,017 | 1,293 | |
| 2004 | R | 230 | 1,064 | 1,314 | |
| 2000 | R | 190 | 888 | 1,127 | |
| 1996 | R | 325 | 757 | 1,305 | |
| 1992 | R | 298 | 635 | 1,300 | |
| 1988 | R | 354 | 825 | 1,191 | |
| 1984 | R | 239 | 1,098 | 1,359 | |
| 1980 | R | 270 | 1,075 | 1,412 | |
| 1976 | R | 427 | 1,042 | 1,477 | |
| 1972 | R | 289 | 1,245 | 1,537 | |
| 1968 | R | 250 | 1,136 | 1,490 | |
| 1964 | R | 843 | 1,122 | 1,965 | |
| 1960 | R | 568 | 1,362 | 1,930 | |
| 1956 | R | 518 | 1,248 | 1,766 | |
| 1952 | R | 588 | 1,652 | 2,259 | |
| 1948 | R | 753 | 975 | 1,745 | |
| 1944 | R | 826 | 1,312 | 2,138 | |
| 1940 | R | 1,200 | 1,427 | 2,632 | |
| 1936 | D | 1,124 | 1,086 | 2,245 | |
| 1932 | D | 1,237 | 908 | 2,185 | |
| 1928 | R | 469 | 1,424 | 1,919 | |
| 1924 | R | 671 | 820 | 1,693 | |
| 1920 | R | 345 | 969 | 1,318 | |
| 1916 | D | 599 | 533 | 1,168 | |
| 1912 | R | 282 | 500 | 1,013 | |
| 1908 | — | — | — | — | |
| 1904 | — | — | — | — | |
| 1900 | — | — | — | — | |
| 1896 | — | — | — | — | |
| 1892 | — | — | — | — | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
With roughly 2,400 residents spread across a high-plains ranching landscape, Niobrara County delivered an R+80.7 presidential margin in 2024 — among the widest of any county in the country.
The Republican margin in Niobrara County reached its widest at eighty-one points in 2024. The margin in 2024 was eighty-one points, in line with the county's deep historical pattern.
Niobrara County's loyalty is rooted in its place. Median household income of $64,113, a 92% non-Hispanic-white share, and a population of 2,368 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 Morrill County and Furnas County.
