Age Distribution – 2018

 Under 55-1718-2425-4445-6465 & Up
Carter 2,534 7,811 3,933 13,320 16,389 12,364
Greene 3,353 10,005 5,549 15,477 19,785 14,918
Hancock 352 1,010 440 1,486 1,865 1,396
Hawkins 2,709 8,531 4,068 12,585 16,693 11,944
Johnson 747 2,229 1,258 4,311 5,177 4,056
Sullivan 7,622 22,740 11,731 36,127 44,919 34,529
Unicoi 799 2,511 1,271 3,900 5,157 4,123
Washington 6,398 18,089 15,824 30,806 33,926 223,564
FTDD 25,514 72,926 44,074 118,012 143,911 106,894
Tri-Cites CSA * 24,321 72,638 43,711 117,507 143,573 107,585
TN 406,574 1,099,646 613,790 1,771,334 1,768,969 1,109,697
US 19,810,275 53,589,067 30,456,902 86,975,562 83,904,335 52,431,193
 Median AgeTotal Population
Carter 45.8 56,351
Greene 45.2 69,087
Hancock 44.8 6,549
Hawkins 45.5 56,530
Johnson 46.4 17,778
Sullivan 45.3 157,668
Unicoi 46.8 17,761
Washington 40.4 128,607
FTDD 44.2 510,331
Tri-Cites CSA * 44.3 509,335
TN 38.8 6,770,010
US 38.2 327,167,334

* Tri-Cities Consolidated Statistical Area (CSA) includes Carter, Hawkins, Sullivan, Unicoi and Washington counties in Tennessee and the City of Bristol, and Scott and Washington counties in Virginia. 

Source: U.S. Census Bureau, Population Estimates.