Chesterfield, Missouri Demographics & Population 2026
During the 2020–2024 ACS period, Chesterfield, Missouri had a total population of 49,574, the 14th largest city in Missouri, with a median household income of $133,037, which is 88% higher than the state average. The poverty rate is 3.9%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 88% above the state average — one of the wealthiest communities in Missouri.
- An exceptionally low poverty rate of 3.9% — among the lowest in Missouri.
- 72.5% of adults hold a bachelor's degree or higher — top 10% in Missouri.
Chesterfield Quick Facts
How Chesterfield Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 49,591 | 49,574 | -0.0% |
| Median household income | $133,380 | $133,037 | -0.3% |
| Median home value | $458,000 | $472,500 | +3.2% |
How Chesterfield Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
Moderate diversity with one or two groups making up the majority.
State average: 40 | National average: 61
Education
Educational Attainment (Adults 25+)
Chesterfield Rankings in Missouri
Explore Missouri Rankings
Other Cities in St. Louis County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Florissant | 51,773 | $65,318 | 10.1% | $148,800 |
| Oakville | 35,333 | $106,362 | 6.4% | $318,600 |
| Wildwood | 35,133 | $161,060 | 2.2% | $495,800 |
| University City | 34,685 | $80,694 | 14.5% | $306,700 |
| Ballwin | 31,279 | $124,626 | 4.8% | $377,100 |
| Mehlville | 29,805 | $67,071 | 7.8% | $218,400 |
| Kirkwood | 29,363 | $121,270 | 5.3% | $451,400 |
| Maryland Heights | 27,880 | $86,436 | 4.7% | $227,000 |
| Hazelwood | 25,114 | $55,908 | 15.9% | $167,400 |
| Webster Groves | 23,712 | $115,227 | 4.2% | $387,600 |
Cities Similar to Chesterfield
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Wentzville | 47,061 | $112,394 | $331,300 | 39.6% | 5.4% |
| St. Peters | 59,092 | $91,637 | $269,900 | 39.2% | 5.7% |
| Blue Springs | 59,965 | $88,920 | $263,100 | 35.0% | 7.0% |
| Florissant | 51,773 | $65,318 | $148,800 | 22.4% | 10.1% |
| Wildwood | 35,133 | $161,060 | $495,800 | 68.8% | 2.2% |
Population Overview
Chesterfield is a mid-sized community located in Missouri, within St. Louis County. The total population is 49,574. It ranks as the 14th most populous out of 1,062 Census-designated places in Missouri.
Age Demographics
The median age in Chesterfield is 47.2 years. This is 21% higher than the state median of 39.0 years. 12.5% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The median household income in Chesterfield is $133,037. This is 88% higher than the state median of $70,702. It is also 65% higher than the national median of $80,734. The poverty rate stands at 3.9%. This is 69% lower than the state poverty rate of 12.6%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 3.2%. This is 20% lower than the state rate of 4.0%. The median home value is $472,500. Housing costs are 105% higher than the state median of $230,300. The home-value-to-income ratio is 3.6x. 77.6% of occupied housing units are owner-occupied. This homeownership rate is 14% higher than the state average of 68.1%.
Race & Ethnicity
The largest racial or ethnic group in Chesterfield is White (non-Hispanic), making up 73.6% of the population. Asian residents account for 13.2%. The Black or African American population (3.8%) is well below the state average of 10.9%. The Asian population is significantly higher than the state average (13.2% vs 2.1%).
Education
72.5% of residents aged 25 and older hold a bachelor's degree or higher. This places Chesterfield in the top 10% of all cities in the state for educational attainment. This is 124% higher than the state rate of 32.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 98.0%. Notably, 36.5% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Chesterfield, Missouri is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Missouri state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,062 Census-designated places in Missouri. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Chesterfield, Missouri?
Chesterfield, Missouri has a population of 49,574 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Chesterfield, MO?
The median household income in Chesterfield is $133,037, which is 65% higher than the national median of $80,734.
What is the poverty rate in Chesterfield, MO?
The poverty rate in Chesterfield is 3.9%. This means approximately 1,913 residents live below the federal poverty line.
What is the racial makeup of Chesterfield, Missouri?
Chesterfield's population is 73.6% White, 3.8% Black, 3.3% Hispanic/Latino, and 13.2% Asian.
What is the median home value in Chesterfield, MO?
The median home value in Chesterfield is $472,500. The home-value-to-income ratio is 3.6x.
How educated is Chesterfield, Missouri?
72.5% of adults (25+) in Chesterfield hold a bachelor's degree or higher, and 36.5% hold a graduate or professional degree.