Cost of living in St. Charles, MO

St. Charles is a Census city in St. Charles County, MO. ACS 2024 5-year population is 71,508. Median gross rent is $1,251 (ACS 2024 5-year, this place). Median home value is $298,700. Median household income is $85,937. Insurance is the NAIC state average; food is a USDA plan — no town indexes.