Day County Population 2018

Day County's estimated population is 5,521 with a growth rate of 0.13% in the past year according to the most recent United States census data. Day County is the 32nd largest county in South Dakota.

Year Population Growth Growth Rate
20175,52170.13%
20165,514130.24%
20155,501-4-0.07%
20145,505-73-1.31%
20135,578-14-0.25%
20125,592-149-2.60%
20115,741320.56%
20105,709-1,269-18.19%
19906,978-1,155-14.20%
19808,133-580-6.66%
19708,713-1,803-17.15%
196010,516-1,778-14.46%
195012,294-1,271-9.37%
194013,565-1,041-7.13%
193014,606-588-3.87%
192015,1948225.72%
191014,3722,11817.28%
190012,2543,08633.66%
18909,1688,9373868.83%
18802310.00%

Day County Population Growth

Population Data via

Day County Race Data

Race Population Percentage
White4,88788.52%
American Indian and Alaska Native5239.47%
Two or More Races1041.88%
Asian250.45%
Black or African American250.45%
Native Hawaiian and Other Pacific Islander0.00%

Day County Population Pyramid

0k0k0k0k0k0k Male Population0k0k0k0k0k0k 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