Chesterfield Flag

Chesterfield

County Seat:
No
Area (mi²):
31.835
State:
Missouri

Chesterfield is a city located in St. Louis County, Missouri. Chesterfield has a 2025 population of 49,465 . Chesterfield is currently growing at a rate of 0.24% annually but its population has decreased by -0.97% since the most recent census, which recorded a population of 49,949 in 2020.

The median household income in Chesterfield is $133,380 with a poverty rate of 3.32%. The median age in Chesterfield is 46.9 years: 44.3 years for males, and 48.5 years for females. For every 100 females there are 93.7 males.

49.5K
Total Population
1,554
Density (mi²)
120 0.24%
Growth

Chesterfield Population

Demographics

Economics and Income Statistics

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)