The graph below ranks each Tennessee County by total residents according to the 2012 census estimates.
Tennessee total population by county
| County | Total Population |
| Shelby |  939,877 |
| Davidson | 648,801 |
| Knox | 441,132 |
| Hamilton | 345,580 |
| Rutherford | 274,104 |
| Williamson | 192,997 |
| Montgomery | 185,201 |
| Sumner | 165,927 |
| Sullivan | 156,655 |
| Washington | 124,924 |
| Blount | 124,042 |
| Wilson | 119,058 |
| Bradley | 101,094 |
| Madison | 98,511 |
| Sevier | 92,416 |
| Maury | 82,059 |
| Anderson | 75,401 |
| Putnam | 73,022 |
| Greene | 68,613 |
| Robertson | 66,778 |
| Hamblen | 62,748 |
| Tipton | 61,629 |
| Carter | 57,341 |
| Cumberland | 57,002 |
| Hawkins | 56,607 |
| Roane | 53,479 |
| Coffee | 53,161 |
| McMinn | 52,416 |
| Jefferson | 52,160 |
| Dickson | 50,265 |
| Loudon | 49,742 |
| Gibson | 49,672 |
| Bedford | 45,489 |
| Monroe | 45,152 |
| Lawrence | 42,117 |
| Franklin | 40,788 |
| Campbell | 40,444 |
| Warren | 39,835 |
| Cheatham | 39,266 |
| Fayette | 38,561 |
| Dyer | 38,253 |
| Cocke | 35,594 |
| Weakley | 34,726 |
| Lincoln | 33,472 |
| Henry | 32,338 |
| Rhea | 32,307 |
| Claiborne | 31,673 |
| Obion | 31,373 |
| Marshall | 30,967 |
| Giles | 28,925 |
| Carroll | 28,579 |
| Marion | 28,241 |
| Henderson | 28,050 |
| Lauderdale | 27,780 |
| Hardeman | 26,549 |
| McNairy | 26,167 |
| White | 26,061 |
| Hardin | 26,015 |
| Hickman | 24,216 |
| Grainger | 22,648 |
| Macon | 22,531 |
| Overton | 22,219 |
| Scott | 22,178 |
| Morgan | 22,039 |
| Union | 19,168 |
| Smith | 19,126 |
| DeKalb | 18,941 |
| Humphreys | 18,278 |
| Haywood | 18,270 |
| Unicoi | 18,247 |
| Johnson | 18,107 |
| Fentress | 17,915 |
| Chester | 17,190 |
| Wayne | 16,999 |
| Polk | 16,617 |
| Benton | 16,362 |
| Crockett | 14,614 |
| Sequatchie | 14,424 |
| Cannon | 13,829 |
| Grundy | 13,640 |
| Stewart | 13,353 |
| Bledsoe | 12,792 |
| Lewis | 11,905 |
| Meigs | 11,691 |
| Decatur | 11,640 |
| Jackson | 11,473 |
| Houston | 8,422 |
| Perry | 7,838 |
| Clay | 7,813 |
| Trousdale | 7,802 |
| Lake | 7,729 |
| Hancock | 6,716 |
| Moore | 6,339 |
| Van Buren | 5,626 |
| Pickett | 5,081 |