Affton, Missouri

Affton, Missouri
Buildings in Affton, Missouri, October 2012
Buildings in Affton, Missouri, October 2012
Location of Affton, Missouri
Location of Affton, Missouri
Coordinates: 38°33′00″N 90°19′35″W / 38.55000°N 90.32639°W / 38.55000; -90.32639
CountryUnited States
StateMissouri
CountySt. Louis
Area
 • Total
4.57 sq mi (11.84 km2)
 • Land4.57 sq mi (11.84 km2)
 • Water0.00 sq mi (0.00 km2)
Elevation558 ft (170 m)
Population
 (2020)
 • Total
20,417
 • Density4,467.61/sq mi (1,724.78/km2)
Time zoneUTC-6 (Central (CST))
 • Summer (DST)UTC-5 (CDT)
FIPS code29-00280[3]
GNIS feature ID2393314[2]

Affton is an unincorporated community and census-designated place (CDP) in south St. Louis County, Missouri, United States, near St. Louis. The population was 20,417 at the 2020 United States Census.[4]

  1. ^ "ArcGIS REST Services Directory". United States Census Bureau. Retrieved August 28, 2022.
  2. ^ a b U.S. Geological Survey Geographic Names Information System: Affton, Missouri
  3. ^ "U.S. Census website". United States Census Bureau. Retrieved January 31, 2008.
  4. ^ "Geographic Identifiers: 2010 Demographic Profile Data (G001): Affton CDP, Missouri". U.S. Census Bureau, American Factfinder. Archived from the original on February 12, 2020. Retrieved January 23, 2013.