Demographics of Rapid City city, South Dakota

Rapid City city, South Dakota had 80,589 people on July 1, 2025, by the Census Bureau’s estimate: +5,642 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Rapid City city, in four figures

80,589
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 77,946 ±44.; +7.5%
Change since July 2020: +5,642 people.; 39.1 ±0.7
Median age: ACS 2020–⁠2024.; $70,870 ±$3,555
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. The Bureau publishes no births, deaths or migration for a place, so the change is the difference between one July estimate and the next.

Rapid City city, South Dakota's population grew 7.5% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Rapid City city, South Dakota's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

Source: The Census Bureau

About this chart

The figures

Rapid City city, South Dakota's population grew 7.5% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Rapid City city, South Dakota's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	74,947	100.0	100.0
2021	76,799	102.5	100.2
2022	78,739	105.1	100.7
2023	79,420	106.0	101.6
2024	80,144	106.9	102.5
2025	80,589	107.5	103.1

Population of Rapid City city, South Dakota on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	74,947	—
2021	76,799	+1,852
2022	78,739	+1,940
2023	79,420	+681
2024	80,144	+724
2025	80,589	+445

Age, 2020–2024

The median age is 39.1 ±0.7: for men 37.5 ±1.0 and for women 40.2 ±0.8. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Rapid City city by age, ACS 2020–2024
Age	People	Share	South Dakota	United States
Under 5	4,634 ±319	5.9% ±0.4	6.3% ±0.1	5.6% ±<0.1
5 to 17	12,488 ±733	16.0% ±0.9	17.9% ±0.2	16.3% ±<0.1
18 to 24	7,075 ±601	9.1% ±0.8	9.3% ±0.4	9.1% ±<0.1
25 to 44	20,606 ±761	26.4% ±1.0	25.2% ±0.2	26.9% ±<0.1
45 to 64	17,035 ±896	21.9% ±1.1	23.3% ±0.2	24.8% ±<0.1
65 and over	16,108 ±879	20.7% ±1.1	18.0% ±0.3	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $70,870 ±$3,555, and income per person $42,204 ±$2,202, in 2024 dollars. The median is $75,081 ±$888 in South Dakota and $80,734 ±$166 in the United States.

Households by income

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Households in Rapid City city by income, ACS 2020–2024
Household income	Households	Share	South Dakota	United States
Under $25,000	5,041 ±494	15.6% ±1.5	14.0% ±0.4	14.6% ±<0.1
$25,000 to $49,999	6,087 ±603	18.8% ±1.8	18.5% ±0.5	16.7% ±<0.1
$50,000 to $74,999	5,823 ±569	18.0% ±1.7	17.4% ±0.4	15.5% ±<0.1
$75,000 to $99,999	4,890 ±570	15.1% ±1.7	14.6% ±0.4	12.6% ±<0.1
$100,000 to $149,999	5,583 ±599	17.2% ±1.8	18.9% ±0.5	17.5% ±<0.1
$150,000 to $199,999	2,146 ±329	6.6% ±1.0	8.5% ±0.3	9.6% ±<0.1
$200,000 or more	2,798 ±396	8.6% ±1.2	8.1% ±0.4	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in Rapid City city by age, ACS 2020–2024
Age	Below poverty	Rate	South Dakota	United States
All ages	9,342 ±1,024	12.5% ±1.4	11.9% ±0.4	12.5% ±0.1
Under 18	3,030 ±476	18.1% ±2.7	14.3% ±0.6	16.1% ±0.1
18 to 59	4,004 ±527	10.6% ±1.4	11.8% ±0.5	11.6% ±0.1
60 and over	2,308 ±358	11.5% ±1.7	9.7% ±0.4	11.0% ±<0.1

Housing, 2020–2024

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Housing in Rapid City city, ACS 2020–2024
Measure	Rapid City city	South Dakota	United States
Housing units	35,577 ±459	408,584 ±422	143,775,355 ±10,234
Occupied	91.0% ±1.2	89.5% ±0.4	89.9% ±0.1
Vacant	9.0% ±1.3	10.5% ±0.4	10.1% ±0.1
Owner occupied	62.9% ±1.3	68.6% ±0.5	65.2% ±0.3
Renter occupied	37.1% ±1.7	31.4% ±0.5	34.8% ±0.1
Median home value	$299,400 ±$7,825	$257,400 ±$3,051	$332,700 ±$236
Median gross rent	$1,109 ±$48	$946 ±$11	$1,413 ±$2
Median year built	1979 ±2	1980 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in Rapid City city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	South Dakota	United States
Hispanic or Latino	4,745 ±509	6.1% ±0.7	4.8% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	59,460 ±878	76.3% ±1.1	79.8% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	955 ±260	1.2% ±0.3	2.1% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	1,031 ±295	1.3% ±0.4	1.4% ±0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	5,496 ±635	7.1% ±0.8	7.1% ±0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 52	0% to 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	183 to 773	0.2% to 1.0%	0.3% ±0.1	0.6% ±<0.1
Two or more races, not Hispanic	5,761 ±758	7.4% ±1.0	4.4% ±0.2	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in Rapid City city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	South Dakota	United States
Born in the state	43,189 ±1,347	55.4% ±1.7	62.4% ±0.4	57.3% ±<0.1
Born in another state	31,946 ±1,312	41.0% ±1.7	32.9% ±0.4	26.9% ±<0.1
Born a citizen outside the states	772 ±240	1.0% ±0.3	0.7% ±0.1	1.7% ±<0.1
Born abroad	2,039 ±428	2.6% ±0.5	4.0% ±0.2	14.1% ±<0.1
Naturalized citizens	1,032 ±249	1.3% ±0.3	1.7% ±0.1	7.4% ±<0.1
Not citizens	1,007 ±370	1.3% ±0.5	2.3% ±0.2	6.8% ±<0.1

Rapid City city among the places of South Dakota

2nd of 19 places of 5,000 or more by the survey’s 2020–2024 count. Every one is listed on the South Dakota page.

Places of South Dakota near Rapid City city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Sioux Falls city	201,469 ±92
Rapid City city	77,946 ±44
Aberdeen city	28,189 ±42
Brookings city	23,948 ±22
Watertown city	23,044 ±23
Mitchell city	15,649 ±48
Yankton city	15,540 ±39

Elsewhere on the site

Reported crime in Rapid City city, South Dakota

Rankings this appears in

Sources

Census Bureau population estimates — incorporated places and New England towns — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Compiled automatically from Census Bureau population estimates — incorporated places and New England towns and American Community Survey 5-year estimates — table-based Summary File by a checked SQL query · Editor: Kian O'Connor · How this site is built

Data retrieved September 25, 2026