United States presidential election in New Jersey, 2008 By county By county

| County | Obama__1 | Obama__2 | McCain__3 | McCain__4 | Others__5 | Others__6 |
|---|---|---|---|---|---|---|
| Ocean | 40.1% | 110189 | 58.4% | 16067 | 1.5% | 4111 |
| Passaic | 60.3% | 113257 | 38.7% | 71850 | 1.0% | 1904 |
| Salem | 50.9% | 16044 | 47.0% | 14816 | 2.1% | 672 |
| Somerset | 52.4% | 79321 | 46.3% | 70085 | 1.3% | 2024 |
| Sussex | 38.8% | 28840 | 59.4% | 44184 | 1.9% | 1393 |
| Union | 63.6% | 141417 | 35.4% | 78768 | 1.0% | 2241 |