North Sioux City demographics profile

StatisticNorth Sioux CitySouth DakotaNational
Population2,623851,058318,558,162
Population density (sq mi)1,1531191
Median age39.636.837.7
Male/Female ratio1.0:11.0:11.0:1
Married (15yrs & older)47%59%55%
Speak English98%94%79%
Speak Spanish2%2%13%
North Sioux City, SD has a population of 2,623 and is the 9,550th largest city in the United States. The population density is 1,153 per sq mi which is 10565% higher than the South Dakota average and 1173% higher than the national average. The median age in North Sioux City is 40 which is approximately 8% higher than the South Dakota average of 37. In North Sioux City, 47% of the population over 15 years of age are married, 98% speak English and 2% speak Spanish. 7% of North Sioux City residents were born in South Dakota, 92% were born out of state, 0% were born outside of the United States and 1% were foreign born.

Did you know?

  • The population density in North Sioux City is 10565% higher than South Dakota.
  • The median age in North Sioux City is 8% higher than South Dakota.
  • In North Sioux City 90.51% of the population is White.
  • In North Sioux City 0.23% of the population is African American.
  • In North Sioux City 0.23% of the population is Asian.

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Compare North Sioux City, SD Demographics To Other Cities

North Sioux City population breakdown by race

RaceNorth Sioux CitySouth DakotaNational
White90.51%84.77%73.35%
African American0.23%1.65%12.63%
Asian0.23%1.33%5.22%
American Indian0.80%8.72%0.82%
Native Hawaiian0.00%0.04%0.18%
Mixed race7.28%2.61%3.06%
Other race0.95%0.88%4.75%
In North Sioux City, 3.9% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

North Sioux City age breakdown

Marital status

Age of children in married couples

Source: The North Sioux City, SD demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).