Rapid City Flag

Rapid City

County Seat:
No
Area (mi²):
55.067
State:
South Dakota

Rapid City is a city located in Pennington County, South Dakota. Rapid City has a 2025 population of 82,388. Rapid City is currently growing at a rate of 1.84% annually and its population has increased by 9.96% since the most recent census, which recorded a population of 74,928 in 2020.

The average household income in Rapid City is $92,347 with a poverty rate of 13.26%.The median age in Rapid City is 39 years: 37.4 years for males, and 40.1 years for females.

82.4K
Total Population
1,496
Density (mi²)
1.5K 1.84%
Growth

Rapid City Population

Rapid City Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Rapid City includes 78.28% White, 8.05% Native American, and smaller percentages for Black or African American, Asian, other race, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White60,14478.28%
Two or more races7,5489.82%
Native American6,1868.05%
Black or African American1,2111.58%
Asian9821.28%
Other race7440.97%
Native Hawaiian or Pacific Islander210.03%

Rapid City Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Rapid City's average per capita income is $43,827. Household income levels show a median of $65,712. The poverty rate stands at 13.26%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$102,508$134,869
Families$87,873$118,735
Households$65,712$92,347
Non Families$38,920$56,956

$43,827

Average Income

$65,712

Median Household Income

13.26%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)