St. Peters Flag

St. Peters

County Seat:
No
Area (mi²):
22.479
State:
Missouri

St. Peters is a city located in St. Charles County, Missouri. St. Peters has a 2026 population of 61,398. St. Peters is currently growing at a rate of 3.02% annually and its population has increased by 6.4% since the most recent census, which recorded a population of 57,707 in 2020.

61.4K
Total Population
2,731
Density (mi²)
1.8K 3.02%
Growth

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)