Dewey County Population 2017

Dewey County's estimated population is 5,742 with a growth rate of 0.72% in the past year according to the most recent United States census data. Dewey County is the 30th largest county in South Dakota.

Year Population Growth Growth Rate
20165,742410.72%
20155,701210.37%
20145,680881.57%
20135,592470.85%
20125,5451362.51%
20115,409811.52%
20105,328-195-3.53%
19905,5231572.93%
19805,3661963.79%
19705,170-87-1.65%
19605,2573416.94%
19504,916-793-13.89%
19405,709-767-11.84%
19306,4761,67434.86%
19204,8023,657319.39%
19101,1451,0992389.13%
1880460.00%

Dewey County Population Growth

Population Data via

Dewey County Race Data

Race Population Percentage
American Indian and Alaska Native4,19873.11%
White1,23221.46%
Two or More Races2314.02%
Black or African American270.47%
Asian130.23%
Native Hawaiian and Other Pacific Islander0.00%

Dewey County Population Pyramid

0k0k0k0k0kDewey County Male Population0k0k0k0k0kDewey County Female Population

Population of Cities in Dewey County

City 2010 Census 2016 Estimated Growth Growth Rate
Eagle Butte13101349392.98%
Timber Lake4434894610.38%
Isabel1351521712.59%
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