| President Republican - District 3 | 100.% ( 734 of 734 ) precincts reporting as of Mar 4, 2008, at 9:49 a.m. County Returns Other Contests | | Districtwide Results | |
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| | Mike Huckabee (Rep) | 10,003 | 11.0 % |   |
| | Duncan Hunter (Rep) | 168 | 0.1 % |   |
| | Alan Keyes (Rep) | 278 | 0.3 % |   |
| | Sam Brownback (Rep) | 30 | 0.0 % |   |
| | John H. Cox (Rep) | 45 | 0.0 % |   |
| | Rudy Giuliani (Rep) | 4,197 | 4.6 % |   |
| | John McCain (Rep) | 37,403 | 41.0 % |   |
| | Ron Paul (Rep) | 3,250 | 3.6 % |   |
| | Mitt Romney (Rep) | 34,319 | 37.6 % |   |
| | Tom Tancredo (Rep) | 75 | 0.0 % |   |
| | Fred Thompson (Rep) | 1,577 | 1.8 % |   |
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