| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 1,359 | 2,650 | 4,115 | |
| 2020 | R | 1,493 | 2,522 | 4,136 | |
| 2016 | R | 1,241 | 2,265 | 3,933 | |
| 2012 | R | 1,811 | 1,996 | 3,921 | |
| 2008 | D | 2,136 | 1,845 | 4,041 | |
| 2004 | R | 1,651 | 2,543 | 4,248 | |
| 2000 | R | 1,512 | 2,392 | 4,112 | |
| 1996 | D | 1,822 | 1,820 | 4,042 | |
| 1992 | R | 1,638 | 2,019 | 4,553 | |
| 1988 | R | 1,940 | 2,562 | 4,559 | |
| 1984 | R | 1,580 | 3,037 | 4,694 | |
| 1980 | R | 1,428 | 3,092 | 5,076 | |
| 1976 | R | 2,352 | 2,800 | 5,251 | |
| 1972 | R | 1,892 | 3,118 | 5,078 | |
| 1968 | R | 1,740 | 2,692 | 4,678 | |
| 1964 | D | 2,614 | 2,312 | 4,929 | |
| 1960 | R | 2,084 | 3,218 | 5,303 | |
| 1956 | R | 1,969 | 3,090 | 5,062 | |
| 1952 | R | 1,484 | 3,884 | 5,391 | |
| 1948 | R | 1,874 | 2,328 | 4,477 | |
| 1944 | D | 2,479 | 2,370 | 4,869 | |
| 1940 | R | 2,476 | 2,882 | 5,390 | |
| 1936 | D | 2,780 | 1,807 | 5,269 | |
| 1932 | D | 3,112 | 1,893 | 5,074 | |
| 1928 | R | 1,447 | 3,638 | 5,098 | |
| 1924 | R | 234 | 2,596 | 4,583 | |
| 1920 | R | 523 | 3,666 | 4,263 | |
| 1916 | R | 664 | 1,423 | 2,202 | |
| 1912 | D | 507 | 365 | 1,734 | |
| 1908 | R | 490 | 1,207 | 1,828 | |
| 1904 | R | 176 | 1,566 | 1,887 | |
| 1900 | R | 409 | 1,537 | 2,019 | |
| 1896 | R | 674 | 1,673 | 2,367 | |
| 1892 | R | 0 | 1,026 | 1,822 | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Traill County hugs the Minnesota border along the fertile Red River Valley, where agriculture shapes both the economy and the electorate. Its 2024 presidential margin of R+31.4 reflects a pattern consistent across rural eastern North Dakota.
The Republican margin in Traill County reached its widest at seventy-four points in 1920. The margin in 2024 was thirty-one points, in line with the county's deep historical pattern.
Traill County's loyalty is rooted in its place. Median household income of $87,004, a 90% non-Hispanic-white share, and a population of 7,970 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 Barnes County and Grand Forks County.
