Rapid City, SD Population

Overview

73,942

Total Population

38.1

Median age

49.58%

Female population %

101.7:100

Gender ratio (M:F)

35-39 years

Largest age group

61.7

Total dependency ratio

White

Largest racial group

4,374

Hispanic population

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

TABLE OF CONTENTS

Age

Rapid City's population is young compared to the rest of the country:

The median age in Rapid City is 38.1, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Rapid City's population under 18 was 22.81%, compared to the 22.51% nationwide.
Rapid City's elderly or the senior population (over 65 age) was 18.97% as compared to 16.04% nationwide.
Of the total population in Rapid City, 19.20% were under the age of 15, 19.38% aged 15 to 29, 42.45% aged 30 to 64, 16.64% aged 65 to 84, and 2.33% were 85 years of age and older.

There are 628 less females than males in Rapid City:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 49.58% females and 50.42% males in Rapid City, SD.
The Rapid City, SD gender ratio is 101.7:100 i.e. 101.7 men to 100 women (1.017).
For male population, the largest age group is 35-39 years with a population of 2,763.
For the female population, the largest age group is 35-39 years with a population of 2,830.

Rapid City's population has become increasingly diverse:

Racial distribution of Rapid City population: 78.83% are White, 1.40% are Black or African American, 9.29% are American Indian and Alaska Native, 1.33% are Asian, 0.09% are Native Hawaiian and other Pacific Islander, 1.20% are some other race and 7.85% are multiracial.
Rapid City's racial breakdown clearly shows that there is an absolute majority of White population in the city.
By ethnicity, 4,374 is Hispanic or Latino (of any race), and 69,568 (94.08% of the total population) is Non-Hispanic.
The largest racial group in Rapid City is White with a population of 58,292 (78.83% of the total population).

Rapid City's population has not reached its peak yet and is showing a trend of further growth:

The peak population was 78,824 in the year 2022
From 2000 to 2010, Rapid City's population increased by 8,229 (13.51%), as compared to the national growth of 9.63%.
From 2010 to 2020, Rapid City's population increased by 5,786 (8.37%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
Between the year 2000 and 2022, Rapid City's population was lowest in year 2000 at 60,909.