DeKalb County Population 2017

DeKalb County's estimated population is 19,361 with a growth rate of 0.81% in the past year according to the most recent United States census data. DeKalb County is the 66th largest county in Tennessee.

Year Population Growth Growth Rate
201619,3611560.81%
201519,205-6-0.03%
201419,2111030.54%
201319,1081971.04%
201218,9111170.62%
201118,794780.42%
201018,7164,35630.33%
199014,3607715.67%
198013,5892,43821.86%
197011,1513773.50%
196010,774-906-7.76%
195011,680-2,908-19.93%
194014,5883752.64%
193014,213-1,157-7.53%
192015,370-64-0.41%
191015,434-1,026-6.23%
190016,4608105.18%
189015,6508375.65%
188014,8133,38829.65%
187011,4258528.06%
186010,5732,55731.90%
18508,0162,14836.61%
18405,8680.00%

DeKalb County Population Growth

Population Data via

DeKalb County Race Data

Race Population Percentage
White18,32394.64%
Black or African American3851.99%
Two or More Races2761.43%
Asian1450.75%
American Indian and Alaska Native710.37%
Native Hawaiian and Other Pacific Islander50.03%

DeKalb County Population Pyramid

0k0k0k1k1kDeKalb County Male Population0k0k0k1k1kDeKalb County Female Population

Population of Cities in DeKalb County

City 2010 Census 2016 Estimated Growth Growth Rate
Smithville454746921453.19%
Alexandria958972141.46%
Dowelltown356369133.65%
Liberty30731582.61%
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