Decatur County Population 2018

Decatur County's estimated population is 11,751 with a growth rate of 0.34% in the past year according to the most recent United States census data. Decatur County is the 85th largest county in Tennessee.

Year Population Growth Growth Rate
201711,751400.34%
201611,7111110.96%
201511,600-80-0.68%
201411,680180.15%
201311,662290.25%
201211,633-48-0.41%
201111,681-37-0.32%
201011,7181,24611.90%
199010,472-385-3.55%
198010,8571,40014.80%
19709,4571,13313.61%
19608,324-1,118-11.84%
19509,442-819-7.98%
194010,2611551.53%
193010,106-92-0.90%
192010,1981051.04%
191010,093-346-3.31%
190010,4391,44416.05%
18908,9954975.85%
18808,4987269.34%
18707,7721,49623.84%
18606,2762734.55%
18506,0030.00%

Decatur County Population Growth

Population Data via

Decatur County Race Data

Race Population Percentage
White11,06494.15%
Black or African American3482.96%
Two or More Races1371.17%
Asian600.51%
American Indian and Alaska Native350.30%
Native Hawaiian and Other Pacific Islander130.11%

Decatur County Population Pyramid

0k0k0k0k0k1k Male Population0k0k0k0k0k1k Female Population8580757065605550454035302520151050
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990