Cost of Living in Weldon Spring, MO

With a cost of living index of 158, Weldon Spring, MO is one of the most expensive cities in the United States. Living here is 58% more expensive than the national average and 83% above the Missouri state average of 75. Weldon Spring is a smaller community of 5,291 residents, where everyday costs can differ substantially from nearby larger cities.

Housing costs are the biggest factor in Weldon Spring's cost of living. The median monthly rent is $2,692 (104% above the US median of $1,319), and the median home value sits at $523,300 (72% above the national median of $304,900). At current prices, the median home costs roughly 3.4x the median household income — a moderately affordable ratio by today's standards.

The median household income in Weldon Spring is $155,081, which is 106% higher than the national median of $75,149. Residents spend roughly 21% of household income on rent. This is a comfortable ratio, well below the 30% threshold that financial experts recommend as a maximum. While incomes are above average, they more than offset the higher cost of living.

Everyday prices in the St. Louis, MO-IL (Metropolitan Statistical Area) metro area are generally below the national average. Out of 6 common items tracked by the Bureau of Labor Statistics, 6 are priced lower than the US average. These real-world prices — from groceries to electricity — add up and should be factored into any cost of living comparison.

Data sources: US Census Bureau (ACS 2023), Zillow Home Values, HUD Fair Market Rents, BEA Regional Price Parities, BLS Average Prices, and NOAA Climate Normals. Updated monthly.