| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 90,506 | 120,118 | 215,550 | |
| 2020 | R | 95,870 | 122,416 | 223,688 | |
| 2016 | R | 69,627 | 104,353 | 191,798 | |
| 2012 | R | 71,977 | 106,506 | 182,895 | |
| 2008 | R | 82,337 | 106,849 | 192,716 | |
| 2004 | R | 64,839 | 110,381 | 177,679 | |
| 2000 | R | 62,561 | 93,724 | 163,417 | |
| 1996 | R | 59,643 | 93,397 | 166,599 | |
| 1992 | R | 62,670 | 75,577 | 186,475 | |
| 1988 | R | 65,618 | 86,124 | 155,745 | |
| 1984 | R | 55,263 | 95,874 | 153,315 | |
| 1980 | R | 55,105 | 75,317 | 145,431 | |
| 1976 | R | 63,989 | 69,828 | 137,629 | |
| 1972 | R | 39,220 | 83,949 | 127,701 | |
| 1968 | R | 44,041 | 60,853 | 117,469 | |
| 1964 | D | 66,372 | 52,592 | 120,181 | |
| 1960 | R | 58,887 | 73,501 | 133,084 | |
| 1956 | R | 45,732 | 72,292 | 118,360 | |
| 1952 | R | 34,926 | 70,983 | 106,788 | |
| 1948 | R | 38,621 | 39,165 | 79,029 | |
| 1944 | R | 34,442 | 38,896 | 73,698 | |
| 1940 | D | 34,219 | 32,160 | 66,926 | |
| 1936 | D | 39,503 | 21,654 | 61,354 | |
| 1932 | D | 29,344 | 21,815 | 52,594 | |
| 1928 | R | 10,649 | 32,132 | 43,186 | |
| 1924 | R | 8,712 | 21,144 | 36,943 | |
| 1920 | R | 10,998 | 16,642 | 28,134 | |
| 1916 | D | 13,391 | 10,899 | 26,082 | |
| 1912 | D | 5,752 | 1,419 | 14,521 | |
| 1908 | R | 6,049 | 6,756 | 13,445 | |
| 1904 | R | 2,869 | 6,697 | 11,021 | |
| 1900 | R | 5,144 | 5,363 | 10,719 | |
| 1896 | D | 5,434 | 4,122 | 9,658 | |
| 1892 | R | 0 | 5,254 | 10,218 | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Home to Wichita, Sedgwick County carries more than a third of Kansas's urban population, and its R+13.8 presidential margin in 2024 reflects a suburban electorate that has trended more competitive over the past decade.
The Republican margin in Sedgwick County reached its widest at fifty-one points in 1892. The margin in 2024 was fourteen points, in line with the county's deep historical pattern.
Sedgwick County's loyalty is rooted in its place. Median household income of $69,365, a 69% non-Hispanic-white share, and a population of 528,226 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 Harvey County and Finney County.
