Cost of living in Rapid City, SD

Rapid City is a Census city in Pennington County, SD. ACS 2024 5-year population is 77,946. Median gross rent is $1,109 (ACS 2024 5-year, this place). Median home value is $299,400. Median household income is $70,870. Insurance is the NAIC state average; food is a USDA plan — no town indexes.