Weldon Spring Heights, MO Demographics

Population 94 · Census ACS 2020–24

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Weldon Spring Heights, MO map of median age by neighborhood
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Population and households in Weldon Spring Heights

Household size in Weldon Spring Heights

Household size, people per household
PeriodWeldon Spring HeightsSt. Louis areaMissouriU.S.
2006–102.862.522.492.68
2010–142.902.532.522.73
2015–192.592.492.502.71
2020–242.622.462.492.65
Change−0.23−0.06−0.00−0.03
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Households in Weldon Spring Heights average 2.62 people, about the same as the country as a whole (2.65). The typical household here is bigger than in the St. Louis area overall, where it has 2.46 people. Since 2006–10, household size has dropped from 2.86, but in a place this small, much of that may be survey noise rather than real change.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in Weldon Spring Heights

Median age, years
PeriodWeldon Spring HeightsSt. Louis areaMissouriU.S.
2006–1045.038.538.437.7
2010–1449.139.539.238.6
2015–1953.840.740.039.6
2020–2449.740.840.140.1
Change+4.7+2.3+1.7+2.3
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With a median age of 49.7, Weldon Spring Heights is noticeably older than the country as a whole (40.1), an age mix that tilts toward empty nesters and retirees.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in Weldon Spring Heights

Single-parent households, % of households
PeriodWeldon Spring HeightsSt. Louis areaMissouriU.S.
2006–104.3%11.7%11.3%12.3%
2010–140.3%11.5%11.4%12.3%
2015–193.6%11.0%10.9%11.6%
2020–243.6%11.1%11.0%11.6%
Change−0.7 pts−0.6 pts−0.3 pts−0.6 pts
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Single-parent households are relatively rare in Weldon Spring Heights: 3.6% of households, against 11.6% nationally.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in Weldon Spring Heights

Renters in Weldon Spring Heights

Renters, % of occupied homes
PeriodWeldon Spring HeightsSt. Louis areaMissouriU.S.
2006–102.9%28.3%30.0%33.3%
2010–141.4%30.1%32.1%35.6%
2015–196.8%31.1%33.2%36.0%
2020–2420.2%29.6%31.9%34.8%
Change+17.3 pts+1.4 pts+1.9 pts+1.5 pts
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Only 20.2% of households in Weldon Spring Heights rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. Among homeowners, 55.2% have no mortgage at all, well above the national share of 39.8%.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in Weldon Spring Heights

Vacant homes, % of all homes
PeriodWeldon Spring HeightsSt. Louis areaMissouriU.S.
2006–105.6%9.6%11.6%11.4%
2010–146.7%10.1%12.0%11.4%
2015–191.5%10.1%12.2%11.1%
2020–2410.4%8.8%10.5%9.6%
Change+4.9 pts−0.8 pts−1.1 pts−1.8 pts
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Vacancy in Weldon Spring Heights is close to the national rate: 10.4% of homes are empty, against 9.6%. The rate is higher than in the St. Louis area overall (8.8%).

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in Weldon Spring Heights

Age of homes, median year built
PeriodWeldon Spring HeightsSt. Louis areaMissouriU.S.
2006–101995197219741974
2010–141995197219751975
2015–191995197319761977
2020–242000197519781980
Change+5+3+4+6
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Weldon Spring Heights has newer housing than the country as a whole: the median home was built in 2000, versus 1980 nationally.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in Weldon Spring Heights

Rent, per month
PeriodWeldon Spring HeightsSt. Louis areaMissouriU.S.
2006–10$1,941$825$740$965
2010–14$1,633$920$816$1,040
2015–19$1,747$1,010$899$1,213
2020–24$3,382$1,239$1,122$1,571
Change+$1,441+$414+$383+$606
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A typical rental in Weldon Spring Heights costs $3,382 a month with utilities, well above the national median of $1,571. The typical renter here spends 49.7% of household income on rent, well over the 30% mark often used to define affordable rent, so many renters here are stretched.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in Weldon Spring Heights

Bachelor's degrees in Weldon Spring Heights

Bachelor's degrees, % of adults 25+
PeriodWeldon Spring HeightsSt. Louis areaMissouriU.S.
2006–1060.7%30.3%26.0%28.4%
2010–1461.7%32.1%27.3%29.6%
2015–1957.2%34.9%29.6%32.1%
2020–2458.2%38.5%32.6%35.6%
Change−2.4 pts+8.3 pts+6.6 pts+7.2 pts
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Weldon Spring Heights is highly educated: about six in ten adults 25 and older (58.2%) hold at least a bachelor's degree, far above the national share of 35.6%.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in Weldon Spring Heights

High school graduates, % of adults 25+
PeriodWeldon Spring HeightsSt. Louis areaMissouriU.S.
2006–1096.2%88.8%86.8%84.9%
2010–1497.0%90.5%88.3%86.1%
2015–1999.0%92.1%90.0%87.7%
2020–2496.9%93.6%91.8%89.3%
Change+0.6 pts+4.8 pts+5.1 pts+4.3 pts
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High school completion is high in Weldon Spring Heights: 96.9% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%.

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in Weldon Spring Heights

Unemployment, % of the labor force
PeriodWeldon Spring HeightsSt. Louis areaMissouriU.S.
2006–104.7%7.7%7.4%8.1%
2010–141.4%8.8%8.4%9.4%
2015–196.5%4.9%4.6%5.6%
2020–240.4%4.3%4.1%5.4%
Change−4.3 pts−3.4 pts−3.3 pts−2.7 pts
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The job market in Weldon Spring Heights has been strong: just 0.4% of the labor force was out of work and looking, well below the national rate of 5.4%. Each figure pools five years of surveys (2020–24), so it describes that whole stretch rather than today's job market.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

Weldon Spring Heights compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Weldon Spring Heights2.6249.73.6%20.2%10.4%2000$3,38258.2%96.9%0.4%
Weldon Spring2.6646.96.5%12.4%4.1%1995$2,61659.5%98.6%3.4%
Cottleville2.7743.16.5%11.4%5.1%1998$1,79048.8%97.5%2.0%
Dardenne Prairie2.7941.18.1%17.6%3.8%2002$1,56153.5%98.5%2.2%
O'fallon2.6439.79.7%20.4%3.7%1996$1,40339.3%94.7%3.5%
St. Peters2.5241.78.4%18.2%4.7%1988$1,49339.3%95.6%2.7%
Clarkson Valley2.9746.35.3%3.5%1.9%1987$1,60581.8%99.6%5.3%
Defiance2.6648.03.5%4.9%8.3%1997$1,33955.0%96.5%2.0%
Lake St. Louis2.7541.27.1%16.8%4.4%2002$1,66051.5%97.3%3.1%
Wildwood2.7247.05.9%8.8%7.3%1991$1,71669.7%98.0%3.1%
Matson2.2256.32.3%3.8%7.6%1990$1,32047.0%97.6%3.2%

All figures 2020–24.

Cities with similar populations: Lamison, AL · Lake Holiday, VA · Lake Osiris Colony, NY · Lake Tekakwitha, MO · Lake Valley, OK · Lakemont, NY · Lakeshore, CA · Laketon, TX · Lakeview, TX · Lambric, KY

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up Weldon Spring Heights. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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