Weldon Spring Flag

Weldon Spring

County Seat:
No
Area (mi²):
7.647
State:
Missouri

Weldon Spring is a city located in St. Charles County, Missouri. Weldon Spring has a 2026 population of 5,304. Weldon Spring is currently growing at a rate of 0.42% annually but its population has decreased by -0.54% since the most recent census, which recorded a population of 5,333 in 2020.

5.3K
Total Population
694
Density (mi²)
22 0.42%
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)