| President Republican - District 37 | 100.% ( 333 of 333 ) precincts reporting as of Mar 4, 2008, at 9:49 a.m. County Returns Other Contests | | Districtwide Results | |
| |
| | Mike Huckabee (Rep) | 2,025 | 11.7 % |   |
| | Duncan Hunter (Rep) | 64 | 0.3 % |   |
| | Alan Keyes (Rep) | 162 | 1.0 % |   |
| | Sam Brownback (Rep) | 66 | 0.4 % |   |
| | John H. Cox (Rep) | 30 | 0.1 % |   |
| | Rudy Giuliani (Rep) | 657 | 3.8 % |   |
| | John McCain (Rep) | 7,542 | 43.5 % |   |
| | Ron Paul (Rep) | 822 | 4.8 % |   |
| | Mitt Romney (Rep) | 5,703 | 32.9 % |   |
| | Tom Tancredo (Rep) | 32 | 0.1 % |   |
| | Fred Thompson (Rep) | 236 | 1.4 % |   |
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