Cities & States

Belle Fourche
Population: 5,702
Central City
Population: 170
Population: 42
Population: 3,082
Population: 328
North Spearfish
Population: 2,054
St. Onge
Population: 31
Population: 6,657
Population: 925

57717, 57783, 57793, 57799

Spearfish, South Dakota

Total Population

Based on 2000, 2010 and 2015 U.S. Census data
21.62% increase since 2000 census.
(* 2009-2015’ ACS 5-Year Estimates)

Median Income (households)

Median Age

32.6 Years
Based on 2015 U.S. Census data, median age for residents in Spearfish, South Dakota younger than median age in the U.S

Household Type

56.8% Family Households (occupied housing units)
Based on 2015 U.S. Census data. Family Household: a household in which there is at least 1 person present who is related to the householder by birth, marriage or adoption.


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