Sioux County Population 2018

Sioux County's estimated population is 4,376 with a growth rate of -1.77% in the past year according to the most recent United States census data. Sioux County is the 25th largest county in North Dakota.

Year Population Growth Growth Rate
20174,376-79-1.77%
20164,455811.85%
20154,374-85-1.91%
20144,459230.52%
20134,4361082.50%
20124,328942.22%
20114,234872.10%
20104,14738610.26%
19903,7611413.90%
19803,620-12-0.33%
19703,632-30-0.82%
19603,662-34-0.92%
19503,696-723-16.36%
19404,419-268-5.72%
19304,6871,37941.69%
19203,3080.00%

Sioux County Population Growth

Population Data via

Sioux County Race Data

Race Population Percentage
American Indian and Alaska Native3,62682.86%
White59813.67%
Two or More Races1513.45%
Black or African American160.37%
Asian50.11%
Native Hawaiian and Other Pacific Islander0.00%

Sioux 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