United States presidential election in Tennessee, 2008 By county By county

| County | Obama__1 | Obama__2 | McCain__3 | McCain__4 |
|---|---|---|---|---|
| DEKALB | 2832 | 40.2% | 4085 | 57.8% |
| DICKSON | 7506 | 38.5% | 11677 | 59.8% |
| DYER | 4411 | 30.5% | 9859 | 68.2% |
| FAYETTE | 6892 | 35.8% | 12173 | 63.2% |
| FENTRESS | 1831 | 27.2% | 4789 | 71.1% |
| FRANKLIN | 6613 | 37.9% | 10539 | 60.5% |
| GIBSON | 7406 | 34.8% | 13516 | 63.6% |
| GILES | 4614 | 39.5% | 6902 | 59.0% |
| GRAINGER | 2066 | 27.5% | 5297 | 70.6% |
| GREENE | 7110 | 28.8% | 17151 | 69.5% |
| GRUNDY | 1971 | 42.6% | 2563 | 55.3% |
| HAMBLEN | 6807 | 30.0% | 15508 | 68.4% |
| HAMILTON | 64246 | 43.4% | 81702 | 55.2% |
| HANCOCK | 604 | 27.0% | 1588 | 70.9% |
| HARDEMAN | 5919 | 52.7% | 5225 | 46.5% |
| HARDIN | 2794 | 27.8% | 7077 | 70.5% |
| HAWKINS | 5930 | 28.2% | 14756 | 70.1% |
| HAYWOOD | 4893 | 60.3% | 3165 | 39.0% |
| HENDERSON | 3021 | 27.9% | 7669 | 70.8% |
| HENRY | 5153 | 38.0% | 8182 | 60.4% |
| HICKMAN | 3563 | 41.9% | 4784 | 56.4% |