St. Peters, Missouri

St. Peters, Missouri
City Centre Park near City Hall
Location of St. Peters in Missouri
Coordinates: 38°46′44″N 90°36′11″W / 38.77889°N 90.60306°W / 38.77889; -90.60306
CountryUnited States
StateMissouri
CountySt. Charles
Incorporated1910
Government
  MayorLen Pagano
Area
  Total
22.47 sq mi (58.19 km2)
  Land22.46 sq mi (58.18 km2)
  Water0.00 sq mi (0.01 km2)
Population
 (2020)
  Total
57,732
  Density2,570.09/sq mi (992.30/km2)
Time zoneUTC−6 (CST)
  Summer (DST)UTC−5 (CDT)
ZIP code
63376, 63304, 63303, 63366
Area code636
FIPS code29-65126
Websitestpetersmo.net

St. Peters is a city in St. Charles County, Missouri, United States. The population was 57,732 at the 2020 census, making it the eleventh-largest city in Missouri. It is a northwestern suburb of St. Louis.

Interstate 70 passes through the city, providing a major transportation link. In 2008, St. Peters was named the 60th best place to live by Money magazine, putting it at the top in the state of Missouri. It also ranked in Money magazine's Top 100 in 2010, 2012 and 2017. The city also hosts the county's largest shopping center, Mid Rivers Mall.