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 2025 population of 5,217. Weldon Spring is currently declining at a rate of -0.44% annually and its population has decreased by -2.16% since the most recent census, which recorded a population of 5,332 in 2020.

The average household income in Weldon Spring is $202,410 with a poverty rate of 0.34%. The median age in Weldon Spring is 53.5 years: 52.3 years for males, and 55.2 years for females.

5.2K
Total Population
682
Density (mi²)
-23 -0.44%
Growth

Weldon Spring Population

Weldon Spring Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Weldon Spring includes 92.38% White, 4.91% Asian, and smaller percentages for Two or more races, Black or African American, Native American, Native Hawaiian or Pacific Islander, other race and multiracial populations.

Population by Race

White

Asian

Two or more races

Black or African American

Native American

Native Hawaiian or Pacific Islander

Other race

Race
Population
Percentage (of total)
White4,88892.38%
Asian2604.91%
Two or more races801.51%
Black or African American631.19%
Native American00%
Native Hawaiian or Pacific Islander00%
Other race00%

Weldon Spring Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Weldon Spring's average per capita income is $108,090. Household income levels show a median of $155,081. The poverty rate stands at 0.34%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$194,531-
Families$190,486$237,485
Households$155,081$202,410
Non Families$56,250$72,617

$108,090

Average Income

$155,081

Median Household Income

0.34%

Poverty Rate

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)