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

| County | Obama__1 | Obama__2 | McCain__3 | McCain__4 |
|---|---|---|---|---|
| HOUSTON | 1678 | 50.0% | 1608 | 47.9% |
| HUMPHREYS | 3600 | 47.5% | 3818 | 50.4% |
| JACKSON | 2224 | 49.4% | 2185 | 48.5% |
| JEFFERSON | 5178 | 47.9% | 13092 | 70.6% |
| JOHNSON | 1837 | 27.7% | 4621 | 70.1% |
| KNOX | 70215 | 37.7% | 113015 | 60.7% |
| LAKE | 1024 | 45.8% | 1175 | 52.5% |
| LAUDERDALE | 4322 | 46.3% | 4933 | 52.8% |
| LAWRENCE | 5161 | 32.2% | 10566 | 66.0% |
| LEWIS | 1804 | 37.3% | 2951 | 61.0% |
| LINCOLN | 3695 | 28.1% | 9231 | 70.3% |
| LOUDON | 6058 | 27.3% | 15815 | 71.3% |
| MACON | 2060 | 28.0% | 5145 | 69.9% |
| MADISON | 20209 | 46.1% | 23290 | 53.1% |
| MARION | 4506 | 39.4% | 6746 | 59.0% |
| MARSHALL | 4320 | 38.3% | 6755 | 59.8% |
| MAURY | 13058 | 38.7% | 20288 | 60.1% |
| MEIGS | 1372 | 32.4% | 2797 | 66.0% |
| MONROE | 5053 | 30.1% | 11484 | 68.5% |
| MONTGOMERY | 25716 | 45.5% | 30175 | 53.3% |
| MOORE | 881 | 29.8% | 2010 | 68.1% |