| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 1,009 | 3,853 | 4,957 | |
| 2020 | R | 1,003 | 3,821 | 4,938 | |
| 2016 | R | 901 | 3,715 | 4,878 | |
| 2012 | R | 1,143 | 3,488 | 4,631 | |
| 2008 | R | 1,174 | 3,881 | 5,055 | |
| 2004 | R | 1,335 | 3,993 | 5,328 | |
| 2000 | R | 1,416 | 3,230 | 4,697 | |
| 1996 | R | 1,756 | 2,318 | 4,791 | |
| 1992 | R | 1,333 | 2,474 | 5,283 | |
| 1988 | R | 1,661 | 3,015 | 4,726 | |
| 1984 | R | 1,238 | 4,018 | 5,279 | |
| 1980 | R | 1,398 | 3,663 | 5,240 | |
| 1976 | R | 2,278 | 2,634 | 4,965 | |
| 1972 | R | 999 | 4,085 | 5,212 | |
| 1968 | R | 1,412 | 2,911 | 4,941 | |
| 1964 | D | 2,713 | 2,157 | 4,870 | |
| 1960 | R | 1,910 | 3,198 | 5,108 | |
| 1956 | R | 2,017 | 3,536 | 5,553 | |
| 1952 | R | 1,803 | 4,422 | 6,225 | |
| 1948 | D | 2,770 | 2,430 | 5,200 | |
| 1944 | R | 2,300 | 3,060 | 5,373 | |
| 1940 | R | 3,226 | 3,441 | 6,674 | |
| 1936 | D | 3,901 | 2,461 | 6,375 | |
| 1932 | D | 4,414 | 1,635 | 6,049 | |
| 1928 | R | 1,777 | 3,607 | 5,448 | |
| 1924 | R | 1,927 | 2,680 | 5,240 | |
| 1920 | R | 1,515 | 2,467 | 4,133 | |
| 1916 | D | 1,346 | 1,243 | 2,823 | |
| 1912 | R | 1,188 | 1,266 | 2,743 | |
| 1908 | R | 1,364 | 1,476 | 2,969 | |
| 1904 | — | — | — | — | |
| 1900 | — | — | — | — | |
| 1896 | — | — | — | — | |
| 1892 | — | — | — | — | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Noble County's small-town and agricultural character anchors a voting pattern that has favored Republican presidential candidates by wide margins for decades, with 2024's R+57.4 result reflecting the broader rural realignment across the Great Plains.
The Republican margin in Noble County reached its widest at fifty-nine points in 1972. The margin in 2024 was fifty-seven points, in line with the county's deep historical pattern.
Noble County's loyalty is rooted in its place. Median household income of $66,365, a 79% non-Hispanic-white share, and a population of 10,897 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 Custer County and Woodward County.