| Election 2008 | Obama | McCain | Spread |
|---|---|---|---|
| National | 52.1 | 44.5 | Obama +7.6 |
| Battlegrounds | Obama | McCain | Spread |
| Colorado | 50.8 | 45.3 | Obama +5.5 |
| Nevada | 50.3 | 43.8 | Obama +6.5 |
| Michigan | 52.5 | 39.0 | Obama +13.5 |
| Ohio | 48.8 | 46.3 | Obama +2.5 |
| Pennsylvania | 51.0 | 43.7 | Obama +7.3 |
| Florida | 49.0 | 47.2 | Obama +1.8 |
| Virginia | 50.2 | 45.8 | Obama +4.4 |