Decatur County
| President & Vice President | |
| Mitt Romney (R) | 2873 |
| Barack Obama (D) | 1302 |
| Virgil Goode (C) | 16 |
| Jill Stein (G) | 6 |
| Ross C. Anderson (I) | 8 |
| Gary Johnson (I) | 38 |
| Merlin Miller (I) | 5 |
| United States Senate | |
| Bob Corker (R) | 2735 |
| Mark E. Clayton (D) | 1135 |
| Kermit Steck (C) | 31 |
| Martin Pleasant (G) | 38 |
| Shaun E. Crowell (I) | 37 |
| David Gatchell (I) | 7 |
| James Higdon (I) | 19 |
| Michel Joseph Long (I) | 12 |
| Troy Stephen Scoggin (I) | 15 |
| United States House of Representatives – 7th Congressional District | |
| Marsha Blackburn (R) | 2806 |
| Credo Amouzouvik (D) | 952 |
| Howard Switzer (G) | 46 |
| Wm Ryan Akin (I) | 49 |
| Jack Arnold (I) | 66 |
| Leonard D. (Denny) Ladner (I) | 22 |
| Tennessee Senate – 26th Senatorial District | |
| Dolores Gresham (R) | 2022 |
| Meryl Rice (D) | 1546 |
| Tennessee House of Representatives – 72nd House District | |
| Steve K. McDaniel (R) | 2939 |
| Mayor – City of Decaturville | |
| Gerald (Jerry) Buchanan (I) | 190 |
| Dale A. Scott (I) | 128 |
| Alderman – Decatur County (Vote for Six) |
|
| Willie Brewer | 211 |
| Sarah Camper (I) | 201 |
| Charles E. James (I) | 200 |
| Cassi Keeton (I) | 207 |
| Betty Blankenship Maness (I) | 216 |
| Melvin Taylor (I) | 216 |
