Tennessee Citizen Voting-age Population By County in 2021 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2021, the citizen voting-age population for Tennessee was 5,138,920 and represented 74.92% of the total Tennessee population.

Among all Tennessee counties, Shelby had the highest citizen voting-age population (662.84K), followed by Davidson (513.10K), and Knox (362.23K).

In terms of percentages, Lake had the highest percentage of its population being citizens of voting-age (84.76%), followed by Bledsoe (82.75%), and Wayne (82.32%).

The chart and table below shows the citizen voting-age population of each county and the percentage of each county's population that were citizens of voting-age.

You can see similar information for other states and by state for the United States.

See this for other years:
Tennessee Citizen Voting-age Population By County in 2021
Tennessee Citizen Voting-age Population By County in 2021
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County Citizen Voting-age Population % of County Population
Shelby 662840 71.34
Davidson 513095 72.42
Knox 362225 76.21
Hamilton 276690 76.06
Rutherford 239295 71.31
Williamson 168585 69.55
Montgomery 152625 70.60
Sumner 143300 74.24
Sullivan 126100 79.89
Wilson 106795 73.78
Blount 104920 78.28
Washington 104070 78.80
Bradley 81025 75.13
Madison 74740 75.97
Sevier 74520 75.97
Maury 73710 74.45
Putnam 60450 76.56
Anderson 58905 76.81
Greene 55710 79.67
Robertson 53190 73.56
Cumberland 49450 81.64
Hamblen 46390 72.28
Tipton 45545 74.82
Carter 45395 80.61
Hawkins 45275 79.70
Roane 43155 80.94
Jefferson 42930 78.97
Coffee 42400 74.09
Loudon 41925 77.14
Dickson 41325 76.53
McMinn 40785 76.86
Gibson 37565 74.71
Monroe 35830 77.82
Bedford 35355 71.06
Fayette 33325 80.14
Franklin 33270 78.23
Lawrence 32685 74.34
Cheatham 31205 76.33
Campbell 31055 78.84
Warren 29525 72.36
Cocke 28305 78.86
Dyer 27890 75.43
Lincoln 26610 75.94
Weakley 26265 79.71
Henry 25585 79.21
Claiborne 25540 79.91
Marshall 25310 74.64
Rhea 24620 75.23
Obion 23705 77.17
Giles 23650 78.32
Marion 22465 78.33
Carroll 22050 77.72
Henderson 21160 76.11
Hardin 21105 78.99
White 20980 77.32
Hardeman 20465 79.91
McNairy 20155 77.77
Hickman 19550 78.67
Lauderdale 19465 76.62
Macon 18385 73.67
Grainger 18180 77.78
Overton 17480 78.16
Morgan 17020 80.44
Scott 16495 75.47
Union 15270 77.93
Smith 15150 76.44
DeKalb 14770 74.31
Johnson 14690 82.02
Humphreys 14640 77.24
Unicoi 14620 81.72
Fentress 14450 78.60
Polk 14080 80.46
Haywood 13640 76.16
Wayne 13460 82.32
Chester 13355 77.29
Benton 12750 80.34
Bledsoe 12300 82.75
Sequatchie 12250 77.90
Cannon 11090 77.50
Grundy 10480 77.80
Stewart 10445 76.97
Crockett 10130 72.31
Meigs 10055 79.68
Lewis 9630 77.13
Jackson 9470 81.46
Trousdale 9275 80.90
Decatur 9050 78.97
Perry 6420 77.21
Houston 6415 77.85
Lake 6090 84.76
Clay 5975 78.93
Hancock 5225 78.04
Moore 5140 79.32
Van Buren 4915 80.77
Pickett 4060 80.88