Union County Population 2017

Union County's estimated population is 14,934 with a growth rate of 0.69% in the past year according to the most recent United States census data. Union County is the 13th largest county in South Dakota.

Year Population Growth Growth Rate
201614,9341030.69%
201514,831-116-0.78%
201414,9472211.50%
201314,726-44-0.30%
201214,7701521.04%
201114,6181310.90%
201014,4874,29842.18%
199010,189-749-6.85%
198010,9381,29513.43%
19709,643-554-5.43%
196010,197-595-5.51%
195010,792-883-7.56%
194011,6751951.70%
193011,4803813.43%
192011,0994233.96%
191010,676-477-4.28%
190011,1532,02322.16%
18909,1302,31734.01%
18806,8133,30694.27%
18703,5070.00%

Union County Population Growth

Population Data via

Union County Race Data

Race Population Percentage
White14,19495.04%
Two or More Races2251.51%
Asian1591.06%
Black or African American1410.94%
American Indian and Alaska Native1040.70%
Native Hawaiian and Other Pacific Islander80.05%

Union County Population Pyramid

0k0k0k0k0k1k1kUnion County Male Population0k0k0k0k0k1k1kUnion County Female Population

Population of Cities in Union County

City 2010 Census 2016 Estimated Growth Growth Rate
North Sioux City253027312017.94%
Beresford20061969-37-1.84%
Elk Point19691851-118-5.99%
Alcester807748-59-7.31%
Jefferson547507-40-7.31%
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