St. Charles, Missouri

Missouri community balancing growth and livability

Midwest St. Louis, MO-IL Metro

WhereAtHome Score

76.7

C

out of 100

Overview

St. Charles is a Missouri city with a population of approximately 71,800, part of the St. Louis, MO-IL metropolitan area. The median home value is approximately $350,422. Median household income is $83,589.

Key Highlights

  • Population of approximately 71,800 (2023 Census estimate)
  • Median home value of $350,422 (Zillow ZHVI)
  • Median household income of $83,589 (Census ACS)
  • Average commute time of 21.8 minutes
  • Part of the St. Louis, MO-IL metro area

Key Metrics

Population 2023

71,800

Source: Census ACS

$350,422

Source: Zillow ZHVI

$83,589

Source: Census ACS

21.8 min

Source: Census ACS

Walk Score 2026

33

Source: Walk Score

101 (100 = U.S. avg)

Source: AreaVibes / BLS

2024 Presidential Election

St. Charles County (county-level results)

41%
58%
Democrat 92,226
Republican 130,588
Leans R+17.0

Source: County-level results from MIT Election Data + Science Lab. Learn more

Score Breakdown

6 of 6 score factors available. Missing factors are excluded and available weights are rescaled.

Housing Affordability 58.6/100

Median home value relative to national average (Weight: 20%)

Income vs Housing 65.7/100

How affordable housing is relative to local incomes (Weight: 20%)

Commute Time 67.4/100

Average commute time compared to national average (Weight: 15%)

Crime 80/100

Overall crime levels based on FBI crime statistics (Weight: 20%)

Walkability 33/100

Walk Score — ease of daily errands on foot (Weight: 15%)

Purchasing Power 52.8/100

Median income relative to national average, adjusted for cost of living (Weight: 10%)

WhereAtHome Score 76.7

Location

St. Charles, MO (38.8014, -90.5065)
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Last Updated: 2026-01-01

Data sourced from U.S. Census Bureau, Zillow, FBI Crime Data Explorer, Walk Score, and Niche.