Manchester Flag

Manchester

County Seat:
No
Area (mi²):
5.032
State:
Missouri

Manchester is a city located in St. Louis County, Missouri. Manchester has a 2026 population of 18,122. Manchester is currently growing at a rate of 0.23% annually but its population has decreased by -1.06% since the most recent census, which recorded a population of 18,317 in 2020.

18.1K
Total Population
3,602
Density (mi²)
42 0.23%
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)