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St. Matthews, Kentucky Demographics & Population 2026

During the 2020–2024 ACS period, St. Matthews, Kentucky had a total population of 17,577, the 26th largest city in Kentucky, with a median household income of $82,412, which is 29% higher than the state average. The poverty rate is 7.2%.

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

Key Takeaways

St. Matthews Quick Facts

Population 17,577
Median Household Income $82,412
Median Home Value $338,000
Poverty Rate 7.2%
Unemployment Rate 3.8%
Median Age 36.5 years
Homeownership Rate 53.3%
Affordability Ratio 4.1x
Bachelor's Degree or Higher 58.7%
High School Graduation Rate 96.3%
Diversity Index 26/100
Population 17,577 26th of 552
Median Income $82,412 top 30%
Poverty Rate 7.2% 42% lower than national
Median Home Value $338,000 top 20%

How St. Matthews 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
Population17,49117,577+0.5%
Median household income$80,716$82,412+2.1%
Median home value$325,700$338,000+3.8%

How St. Matthews Compares

Economy & Housing

Household Income Distribution

Under $25K 11.1%
$25K-$50K 18.9%
$50K-$100K 29.0%
$100K+ 41.1%
Detailed income brackets
Under $10K
5.8%
$10K-$15K
1.6%
$15K-$20K
1.8%
$20K-$25K
1.8%
$25K-$30K
3.3%
$30K-$35K
4.4%
$35K-$40K
2.2%
$40K-$45K
4.2%
$45K-$50K
4.8%
$50K-$60K
8.0%
$60K-$75K
9.1%
$75K-$100K
11.9%
$100K-$125K
10.3%
$125K-$150K
7.3%
$150K-$200K
10.3%
$200K+
13.2%

Employment

3.8% Unemployment Rate State: 4.9%|National: 5.2%
72.4% Labor Force Participation

Housing Overview

Owner 53.3%
Renter 46.7%
Affordability Index Moderate
4.1x home value to income ratio
Median gross rent $1,369/mo 19.9% of median household income annually

People & Demographics

Diversity Index

26out of 100
Low Diversity

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

State average: 33 | National average: 61

Education

St. Matthews Rankings in Kentucky

#26 Population of 552
#122 Median Income of 496
#52 Education of 550
#55 Home Value of 495

Other Cities in Jefferson County

CityPopulationMedian IncomePovertyHome Value
Louisville/Jefferson County metro government 631,818 $66,849 15.8% $233,900
Jeffersontown 29,199 $81,506 6.5% $250,700
Shively 15,638 $50,221 14.7% $154,700
Lyndon 11,030 $65,679 9.2% $276,800
Middletown 9,763 $82,537 9.1% $336,000
Douglass Hills 5,474 $78,482 6.4% $346,300
Hurstbourne 4,702 $116,094 5.5% $542,600
Prospect 4,542 $163,462 2.4% $538,400
Indian Hills 2,897 $192,000 2.5% $699,200
Graymoor-Devondale 2,802 $96,667 5.6% $338,000

Cities Similar to St. Matthews

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

CityPopulationMedian IncomeHome ValueBachelor's+Poverty
Shelbyville17,668$75,610$257,10026.7%14.5%
Mount Washington18,480$96,239$268,20026.1%5.3%
Fort Thomas17,169$104,350$335,00055.3%6.2%
Erlanger19,875$75,840$209,00032.0%13.7%
Burlington18,008$109,308$254,30031.8%5.5%

Population Overview

St. Matthews is a small city located in Kentucky, within Jefferson County. The total population is 17,577. It ranks as the 26th most populous out of 552 Census-designated places in Kentucky.

Age Demographics

The median age in St. Matthews is 36.5 years. This is 7% lower than the state median of 39.1 years.

Economy, Income & Housing

The median household income in St. Matthews is $82,412. This is 29% higher than the state median of $63,726. It is also 2% higher than the national median of $80,734. The poverty rate stands at 7.2%. This is 55% lower than the state poverty rate of 16.1%. The unemployment rate is 3.8%. This is 22% lower than the state rate of 4.9%. The median home value is $338,000. Housing costs are 64% higher than the state median of $205,600. The home-value-to-income ratio is 4.1x. 53.3% of occupied housing units are owner-occupied. This homeownership rate is 22% lower than the state average of 68.3%.

Race & Ethnicity

St. Matthews has a predominantly White (non-Hispanic) population, comprising 85.6% of all residents. Black or African American residents account for 4.1%.

Education

58.7% of residents aged 25 and older hold a bachelor's degree or higher. This places St. Matthews in the top 10% of all cities in the state for educational attainment. This is 113% higher than the state rate of 27.6%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 96.3%. Notably, 26.5% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for St. Matthews, Kentucky 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 Kentucky state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 552 Census-designated places in Kentucky. 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 St. Matthews, Kentucky?

St. Matthews, Kentucky has a population of 17,577 according to the most recent U.S. Census ACS 5-Year Estimates.

What is the median household income in St. Matthews, KY?

The median household income in St. Matthews is $82,412, which is 2% higher than the national median of $80,734.

What is the poverty rate in St. Matthews, KY?

The poverty rate in St. Matthews is 7.2%. This means approximately 1,236 residents live below the federal poverty line.

What is the racial makeup of St. Matthews, Kentucky?

St. Matthews's population is 85.6% White, 4.1% Black, 3.5% Hispanic/Latino, and 2.3% Asian.

What is the median home value in St. Matthews, KY?

The median home value in St. Matthews is $338,000. The home-value-to-income ratio is 4.1x.

How educated is St. Matthews, Kentucky?

58.7% of adults (25+) in St. Matthews hold a bachelor's degree or higher, and 26.5% hold a graduate or professional degree.