Rapid City, SD Demographics

The total population of Rapid City is estimated to be 75,632 with 38,256 males (50.58%) and 37,376 females (49.42%). There are 880 less females than males in Rapid City.
The median household income in Rapid City was $62,771 in 2021, which marked an an increase of 1,853(3.04%) from $60,918 in 2020. This income is 84.14% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, Rapid City sees its highest median household income among householders in the age group of 25 to 44 years old, at $67,572. Overall, the median household income for the city of Rapid City stands at $59,397.
In Rapid City, the median income for all workers aged 15 years and older, regardless of work hours, was $39,458 for males and $24,666 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $56,188 for males and $46,250 for females.
In Rapid City, there are just three different racial groups among households. Among these, Two or More Races households report a median household income of $64,895, followed by White households at $64,071, and American Indian and Alaska Native households with a median household income of $18,623.
In 2022, the population of Rapid City was 78,824, a 2.74% increase year-by-year from 2021. Previously, in 2021, Rapid City's population was 76,723, an increase of 2.40% compared to a population of 74,924 in 2020.
The median age in Rapid City, SD is 38.1, as per 2021 ACS 5-Year Estimates. Of the total population, 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.
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.