| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 53,248 | 67,201 | 121,678 | |
| 2020 | R | 60,925 | 64,617 | 127,322 | |
| 2016 | R | 49,198 | 50,766 | 104,405 | |
| 2012 | R | 45,772 | 48,966 | 96,104 | |
| 2008 | R | 47,912 | 52,391 | 101,230 | |
| 2004 | R | 44,439 | 59,359 | 104,560 | |
| 2000 | R | 45,349 | 49,906 | 97,326 | |
| 1996 | D | 50,009 | 37,470 | 93,168 | |
| 1992 | D | 46,317 | 36,781 | 100,791 | |
| 1988 | D | 49,209 | 46,337 | 95,932 | |
| 1984 | R | 46,721 | 54,333 | 101,213 | |
| 1980 | D | 43,424 | 40,586 | 86,644 | |
| 1976 | D | 52,755 | 32,797 | 86,325 | |
| 1972 | R | 33,277 | 41,682 | 75,250 | |
| 1968 | D | 39,025 | 21,307 | 67,491 | |
| 1964 | D | 40,426 | 14,048 | 54,558 | |
| 1960 | D | 29,361 | 18,907 | 48,368 | |
| 1956 | R | 19,912 | 19,985 | 40,059 | |
| 1952 | D | 20,156 | 19,124 | 39,359 | |
| 1948 | D | 15,240 | 5,577 | 21,783 | |
| 1944 | D | 11,091 | 3,819 | 15,773 | |
| 1940 | D | 9,740 | 3,065 | 12,842 | |
| 1936 | D | 6,597 | 1,234 | 7,940 | |
| 1932 | D | 6,659 | 967 | 7,662 | |
| 1928 | D | 2,985 | 2,481 | 5,469 | |
| 1924 | D | 3,214 | 1,537 | 4,878 | |
| 1920 | D | 1,246 | 383 | 1,777 | |
| 1916 | D | 1,830 | 404 | 2,397 | |
| 1912 | D | 910 | 85 | 1,308 | |
| 1908 | — | — | — | — | |
| 1904 | — | — | — | — | |
| 1900 | — | — | — | — | |
| 1896 | — | — | — | — | |
| 1892 | — | — | — | — | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Nueces County, anchored by Corpus Christi and its large Hispanic working-class population, moved from a reliably Democratic stronghold to an R+11.5 result in 2024, tracking a broader Rio Grande regional realignment.
The Democratic margin in Nueces County has rarely exceeded seventy-four points in modern history; the Republican margin has rarely exceeded fourteen points. 2024 delivered the county to the Republican candidate by eleven points.
Nueces County's demographics resemble the country more than they resemble most counties. A 46% non-Hispanic-white share, a 17% poverty rate, and a median household income of $66,897 — all within the broad national range. The county's voting pattern over the last decade is most similar to that of East Feliciana Parish and Conecuh County.
