United States presidential election in Connecticut, 2004 By county By county

| County | Kerry__1 | Kerry__2 | Bush__3 | Bush__4 | Others__5 | Others__6 | _2000_result |
|---|---|---|---|---|---|---|---|
| Hartford | 58.7% | 229902 | 39.5% | 154919 | 1.8% | 6987 | −1.5 |
| Middlesex | 56.3% | 47292 | 42.0% | 35252 | 1.7% | 1440 | +1.4 |
| New London | 55.8% | 66062 | 42.2% | 49931 | 2.0% | 2367 | +0.4 |
| Tolland | 54.6% | 39146 | 43.6% | 31245 | 1.9% | 1338 | +1.6 |
| New Haven | 54.3% | 199060 | 43.8% | 160390 | 1.9% | 6942 | -3.7 |
| Windham | 52.1% | 25477 | 45.7% | 22324 | 2.2% | 1060 | +2.5 |
| Fairfield | 51.4% | 205902 | 47.3% | 189605 | 1.4% | 5460 | -0.9 |