Data / Rankings / Median age / Counties in Tennessee

Counties in Tennessee by median age

Cumberland County had the highest median age of 95 counties in 2021, at 52.2 years. Montgomery County had the lowest, at 31.2 years. The median was 42.5 years and the figure for Tennessee was 38.8 years. Source: the U.S. Census Bureau.

Highest52.2Cumberland County
Lowest31.2Montgomery County
Median42.595 counties
Tennessee38.8History

Top 40 counties, 2021

CSVChart (SVG)

Cumberland CountyCumberland County: 52.2 years52.2Pickett CountyPickett County: 50.5 years50.5Jackson CountyJackson County: 48.1 years48.1Loudon CountyLoudon County: 47.9 years47.9Benton CountyBenton County: 47.4 years47.4Unicoi CountyUnicoi County: 47.3 years47.3Van Buren CountyVan Buren County: 47.2 years47.2Roane CountyRoane County: 47.1 years47.1Clay CountyClay County: 46.7 years46.7Fayette CountyFayette County: 46.5 years46.5Polk CountyPolk County: 46.1 years46.1Johnson CountyJohnson County: 46 years46Carter CountyCarter County: 45.7 years45.7Fentress CountyFentress County: 45.7 years45.7Henry CountyHenry County: 45.7 years45.7Decatur CountyDecatur County: 45.6 years45.6Grainger CountyGrainger County: 45.6 years45.6Meigs CountyMeigs County: 45.6 years45.6Moore CountyMoore County: 45.6 years45.6Hardin CountyHardin County: 45.4 years45.4Hawkins CountyHawkins County: 45.4 years45.4Cocke CountyCocke County: 45.3 years45.3Sullivan CountySullivan County: 45.2 years45.2Greene CountyGreene County: 44.9 years44.9Sequatchie CountySequatchie County: 44.6 years44.6Wayne CountyWayne County: 44.6 years44.6Houston CountyHouston County: 44.4 years44.4Hancock CountyHancock County: 44.2 years44.2Monroe CountyMonroe County: 44.2 years44.2Campbell CountyCampbell County: 44.1 years44.1Jefferson CountyJefferson County: 44.1 years44.1Bledsoe CountyBledsoe County: 43.8 years43.8Blount CountyBlount County: 43.8 years43.8Stewart CountyStewart County: 43.8 years43.8Perry CountyPerry County: 43.6 years43.6Marion CountyMarion County: 43.4 years43.4Giles CountyGiles County: 43.3 years43.3Grundy CountyGrundy County: 43.3 years43.3Lincoln CountyLincoln County: 43.2 years43.2Sevier CountySevier County: 43.2 years43.2
years. Source: U.S. Census Bureau. Retrieved 2026-10-08.

Full ranking

RankCounties2021
years
1Cumberland County52.2
2Pickett County50.5
3Jackson County48.1
4Loudon County47.9
5Benton County47.4
6Unicoi County47.3
7Van Buren County47.2
8Roane County47.1
9Clay County46.7
10Fayette County46.5
11Polk County46.1
12Johnson County46
13Carter County45.7
13Fentress County45.7
13Henry County45.7
16Decatur County45.6
16Grainger County45.6
16Meigs County45.6
16Moore County45.6
20Hardin County45.4
20Hawkins County45.4
22Cocke County45.3
23Sullivan County45.2
24Greene County44.9
25Sequatchie County44.6
25Wayne County44.6
27Houston County44.4
28Hancock County44.2
28Monroe County44.2
30Campbell County44.1
30Jefferson County44.1
32Bledsoe County43.8
32Blount County43.8
32Stewart County43.8
35Perry County43.6
36Marion County43.4
37Giles County43.3
37Grundy County43.3
39Lincoln County43.2
39Sevier County43.2
39White County43.2
42Carroll County43.1
42Haywood County43.1
44Overton County42.9
45Anderson County42.8
45McNairy County42.8
47DeKalb County42.6
48Claiborne County42.5
48Humphreys County42.5
48Union County42.5
51Lewis County42.4
52Hickman County42.2
52Obion County42.2
54McMinn County42.1
55Franklin County41.9
56Morgan County41.8
57Hamblen County40.9
58Cannon County40.8
58Lake County40.8
60Hardeman County40.6
60Henderson County40.6
62Smith County40.5
63Cheatham County40.4
63Crockett County40.4
63Warren County40.4
66Rhea County40.3
67Washington County40.2
68Dyer County40.1
69Gibson County40
69Wilson County40
71Bradley County39.8
72Sumner County39.7
73Hamilton County39.6
74Scott County39.5
74Williamson County39.5
76Robertson County39.4
77Lawrence County39.3
77Marshall County39.3
77Weakley County39.3
80Dickson County39.2
81Coffee County39.1
82Maury County39
83Macon County38.6
84Bedford County38.5
84Lauderdale County38.5
86Madison County38.3
87Tipton County37.9
88Chester County37.8
89Knox County37.5
90Putnam County36.4
91Shelby County35.7
92Davidson County34.6
93Rutherford County33.9
94Trousdale County33.1
95Montgomery County31.2

Other periods

About this ranking

Age that divides the resident population into two halves of equal size. Spain and the EU: on 1 January. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. American Community Survey 5-year estimates, table B01002: median age, total population. https://www2.census.gov/programs-surveys/acs/summary_file/2021/table-based-SF/data/5YRData/acsdt5y2021-b01002.dat. Retrieved 2026-10-08.

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Questions

Which county has the highest median age?

Cumberland County, with 52.2 years in 2021, according to the U.S. Census Bureau.

Which county has the lowest median age?

Montgomery County, with 31.2 years in 2021.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, American Community Survey 5-year estimates, table B01002: median age, total population. Retrieved 2026-10-08.

Median age: other rankings

Counties in Tennessee: more rankings