| Alabama | Woodrow Wilson | 69.9% | 11 | Theodore Roosevelt · 19.2% |
| Arizona | Woodrow Wilson | 43.6% | 3 | Theodore Roosevelt · 29.3% |
| Arkansas | Woodrow Wilson | 55.0% | 9 | William Howard Taft · 20.5% |
| California | Theodore Roosevelt | 41.8% | 11 Roosevelt · 2 Wilson | Woodrow Wilson · 41.8% |
| Colorado | Woodrow Wilson | 42.8% | 6 | Theodore Roosevelt · 27.0% |
| Connecticut | Woodrow Wilson | 39.2% | 7 | William Howard Taft · 35.9% |
| Delaware | Woodrow Wilson | 46.5% | 3 | William Howard Taft · 32.9% |
| Florida | Woodrow Wilson | 69.5% | 6 | Theodore Roosevelt · 9.0% |
| Georgia | Woodrow Wilson | 76.6% | 14 | Theodore Roosevelt · 18.1% |
| Idaho | Woodrow Wilson | 32.1% | 4 | William Howard Taft · 31.0% |
| Illinois | Woodrow Wilson | 35.3% | 29 | Theodore Roosevelt · 33.7% |
| Indiana | Woodrow Wilson | 43.1% | 15 | Theodore Roosevelt · 24.8% |
| Iowa | Woodrow Wilson | 37.6% | 13 | Theodore Roosevelt · 32.9% |
| Kansas | Woodrow Wilson | 39.3% | 10 | Theodore Roosevelt · 32.9% |
| Kentucky | Woodrow Wilson | 48.5% | 13 | William Howard Taft · 25.5% |
| Louisiana | Woodrow Wilson | 76.8% | 10 | Theodore Roosevelt · 11.7% |
| Maine | Woodrow Wilson | 39.4% | 6 | Theodore Roosevelt · 37.4% |
| Maryland | Woodrow Wilson | 48.6% | 8 | Theodore Roosevelt · 24.9% |
| Massachusetts | Woodrow Wilson | 35.5% | 18 | William Howard Taft · 32.0% |
| Michigan | Theodore Roosevelt | 38.9% | 15 | William Howard Taft · 27.6% |
| Minnesota | Theodore Roosevelt | 37.7% | 12 | Woodrow Wilson · 31.8% |
| Mississippi | Woodrow Wilson | 88.9% | 10 | Theodore Roosevelt · 5.5% |
| Missouri | Woodrow Wilson | 47.4% | 18 | William Howard Taft · 29.8% |
| Montana | Woodrow Wilson | 35.1% | 4 | Theodore Roosevelt · 28.3% |
| Nebraska | Woodrow Wilson | 43.7% | 8 | Theodore Roosevelt · 29.1% |
| Nevada | Woodrow Wilson | 39.7% | 3 | Theodore Roosevelt · 27.9% |
| New Hampshire | Woodrow Wilson | 39.5% | 4 | William Howard Taft · 37.4% |
| New Jersey | Woodrow Wilson | 41.2% | 14 | Theodore Roosevelt · 33.6% |
| New Mexico | Woodrow Wilson | 41.9% | 3 | William Howard Taft · 35.2% |
| New York | Woodrow Wilson | 41.3% | 45 | William Howard Taft · 28.7% |
| North Carolina | Woodrow Wilson | 59.2% | 12 | Theodore Roosevelt · 28.4% |
| North Dakota | Woodrow Wilson | 34.2% | 5 | Theodore Roosevelt · 29.8% |
| Ohio | Woodrow Wilson | 41.0% | 24 | William Howard Taft · 26.8% |
| Oklahoma | Woodrow Wilson | 47.0% | 10 | William Howard Taft · 35.8% |
| Oregon | Woodrow Wilson | 34.3% | 5 | Theodore Roosevelt · 27.4% |
| Pennsylvania | Theodore Roosevelt | 36.5% | 38 | Woodrow Wilson · 32.5% |
| Rhode Island | Woodrow Wilson | 39.0% | 5 | William Howard Taft · 35.6% |
| South Carolina | Woodrow Wilson | 95.9% | 9 | Theodore Roosevelt · 2.6% |
| South Dakota | Theodore Roosevelt | 50.6% | 5 | Woodrow Wilson · 42.1% |
| Tennessee | Woodrow Wilson | 52.8% | 12 | William Howard Taft · 24.0% |
| Texas | Woodrow Wilson | 72.7% | 20 | William Howard Taft · 9.4% |
| Utah | William Howard Taft | 37.4% | 4 | Woodrow Wilson · 32.6% |
| Vermont | William Howard Taft | 37.1% | 4 | Theodore Roosevelt · 35.2% |
| Virginia | Woodrow Wilson | 66.0% | 12 | William Howard Taft · 17.0% |
| Washington | Theodore Roosevelt | 35.2% | 7 | Woodrow Wilson · 26.9% |
| West Virginia | Woodrow Wilson | 42.1% | 8 | Theodore Roosevelt · 29.4% |
| Wisconsin | Woodrow Wilson | 41.1% | 13 | William Howard Taft · 32.7% |
| Wyoming | Woodrow Wilson | 36.2% | 3 | William Howard Taft · 34.4% |