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Kirkwood, Missouri Demographics & Population 2026

During the 2020–2024 ACS period, Kirkwood, Missouri had a total population of 29,363, the 25th largest city in Missouri, with a median household income of $121,270, which is 72% higher than the state average. The poverty rate is 5.3%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Key Takeaways

Kirkwood Quick Facts

Population 29,363
Median Household Income $121,270
Median Home Value $451,400
Poverty Rate 5.3%
Unemployment Rate 3.1%
Median Age 41.8 years
Homeownership Rate 77.2%
Affordability Ratio 3.7x
Bachelor's Degree or Higher 67.9%
High School Graduation Rate 97.9%
Diversity Index 32/100
Population 29,363 25th of 1,062
Median Income $121,270 top 10%
Poverty Rate 5.3% 57% lower than national
Median Home Value $451,400 top 10%

How Kirkwood Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric2019–20232020–2024Change
Population29,30229,363+0.2%
Median household income$117,439$121,270+3.3%
Median home value$421,500$451,400+7.1%

How Kirkwood Compares

Economy & Housing

Household Income Distribution

Under $25K 9.5%
$25K-$50K 11.8%
$50K-$100K 22.3%
$100K+ 56.5%
Detailed income brackets
Under $10K
3.4%
$10K-$15K
2.9%
$15K-$20K
1.7%
$20K-$25K
1.4%
$25K-$30K
2.3%
$30K-$35K
2.5%
$35K-$40K
1.2%
$40K-$45K
2.5%
$45K-$50K
3.3%
$50K-$60K
5.4%
$60K-$75K
6.2%
$75K-$100K
10.6%
$100K-$125K
7.6%
$125K-$150K
10.2%
$150K-$200K
12.0%
$200K+
26.8%

Employment

3.1% Unemployment Rate State: 4.0%|National: 5.2%
64.0% Labor Force Participation

Housing Overview

Owner 77.2%
Renter 22.8%
Affordability Index Affordable
3.7x home value to income ratio
Median gross rent $1,348/mo 13.3% of median household income annually

People & Demographics

Diversity Index

32out of 100
Low Diversity

A less diverse community where one racial or ethnic group represents a large majority.

State average: 40 | National average: 61

Education

Kirkwood Rankings in Missouri

#25 Population of 1,062
#44 Median Income of 955
#27 Education of 1,062
#33 Home Value of 941

Other Cities in St. Louis County

CityPopulationMedian IncomePovertyHome Value
Florissant 51,773 $65,318 10.1% $148,800
Chesterfield 49,574 $133,037 3.9% $472,500
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
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 Kirkwood

These cities in the same state have comparable population and economic profiles.

CityPopulationMedian IncomeHome ValueBachelor's+Poverty
Ballwin31,279$124,626$377,10065.2%4.8%
Liberty30,689$88,542$283,30039.6%7.0%
Maryland Heights27,880$86,436$227,00051.2%4.7%
Webster Groves23,712$115,227$387,60068.8%4.2%
Oakville35,333$106,362$318,60044.1%6.4%

Population Overview

Kirkwood is a mid-sized community located in Missouri, within St. Louis County. The total population is 29,363. It ranks as the 25th most populous out of 1,062 Census-designated places in Missouri.

Age Demographics

The median age in Kirkwood is 41.8 years. This is 7% higher than the state median of 39.0 years.

Economy, Income & Housing

The median household income in Kirkwood is $121,270. This is 72% higher than the state median of $70,702. It is also 50% higher than the national median of $80,734. The poverty rate stands at 5.3%. This is 58% lower than the state poverty rate of 12.6%. The unemployment rate is 3.1%. This is 23% lower than the state rate of 4.0%. The median home value is $451,400. Housing costs are 96% higher than the state median of $230,300. The home-value-to-income ratio is 3.7x. 77.2% of occupied housing units are owner-occupied. This homeownership rate is 13% higher than the state average of 68.1%.

Race & Ethnicity

The largest racial or ethnic group in Kirkwood is White (non-Hispanic), making up 81.5% of the population. Black or African American residents account for 4.4%. The Black or African American population (4.4%) is well below the state average of 10.9%.

Education

67.9% of residents aged 25 and older hold a bachelor's degree or higher. This places Kirkwood in the top 10% of all cities in the state for educational attainment. This is 110% 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 97.9%. Notably, 31.9% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Kirkwood, 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 Kirkwood, Missouri?

Kirkwood, Missouri has a population of 29,363 according to the most recent U.S. Census ACS 5-Year Estimates.

What is the median household income in Kirkwood, MO?

The median household income in Kirkwood is $121,270, which is 50% higher than the national median of $80,734.

What is the poverty rate in Kirkwood, MO?

The poverty rate in Kirkwood is 5.3%. This means approximately 1,552 residents live below the federal poverty line.

What is the racial makeup of Kirkwood, Missouri?

Kirkwood's population is 81.5% White, 4.4% Black, 2.7% Hispanic/Latino, and 2.1% Asian.

What is the median home value in Kirkwood, MO?

The median home value in Kirkwood is $451,400. The home-value-to-income ratio is 3.7x.

How educated is Kirkwood, Missouri?

67.9% of adults (25+) in Kirkwood hold a bachelor's degree or higher, and 31.9% hold a graduate or professional degree.