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Westerville, Ohio Demographics & Population 2026

During the 2020–2024 ACS period, Westerville, Ohio had a total population of 38,645, the 34th largest city in Ohio, with a median household income of $109,404, which is 53% higher than the state average. The poverty rate is 5.6%.

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

Key Takeaways

Westerville Quick Facts

Population 38,645
Median Household Income $109,404
Median Home Value $374,500
Poverty Rate 5.6%
Unemployment Rate 2.2%
Median Age 40.7 years
Homeownership Rate 72.5%
Affordability Ratio 3.4x
Bachelor's Degree or Higher 58.0%
High School Graduation Rate 97.4%
Diversity Index 34/100
Population 38,645 34th of 1,264
Median Income $109,404 top 20%
Poverty Rate 5.6% 55% lower than national
Median Home Value $374,500 top 10%

How Westerville 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
Population38,54338,645+0.3%
Median household income$107,054$109,404+2.2%
Median home value$343,200$374,500+9.1%

How Westerville Compares

Economy & Housing

Household Income Distribution

Under $25K 8.4%
$25K-$50K 11.2%
$50K-$100K 25.5%
$100K+ 54.9%
Detailed income brackets
Under $10K
2.0%
$10K-$15K
1.9%
$15K-$20K
2.3%
$20K-$25K
2.2%
$25K-$30K
3.1%
$30K-$35K
1.6%
$35K-$40K
3.4%
$40K-$45K
1.7%
$45K-$50K
1.5%
$50K-$60K
3.8%
$60K-$75K
9.3%
$75K-$100K
12.5%
$100K-$125K
12.4%
$125K-$150K
8.2%
$150K-$200K
15.1%
$200K+
19.2%

Employment

2.2% Unemployment Rate State: 4.8%|National: 5.2%
65.0% Labor Force Participation

Housing Overview

Owner 72.5%
Renter 27.5%
Affordability Index Affordable
3.4x home value to income ratio
Median gross rent $1,364/mo 15.0% of median household income annually

People & Demographics

Diversity Index

34out of 100
Low Diversity

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

State average: 41 | National average: 61

Education

Westerville Rankings in Ohio

#34 Population of 1,264
#127 Median Income of 1,191
#83 Education of 1,264
#71 Home Value of 1,206

Other Cities in Franklin County

CityPopulationMedian IncomePovertyHome Value
Columbus 914,802 $66,082 18.1% $252,900
Dublin 49,294 $160,296 3.2% $563,500
Grove City 42,517 $93,161 6.4% $310,400
Reynoldsburg 41,224 $72,972 12.0% $244,300
Hilliard 38,033 $128,189 5.8% $385,100
Upper Arlington 36,293 $155,167 3.3% $595,600
Gahanna 35,486 $109,061 5.6% $350,900
Pickerington 24,477 $111,833 3.6% $339,600
Whitehall 20,019 $51,759 16.4% $159,600
Worthington 14,938 $127,382 3.2% $440,500

Cities Similar to Westerville

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

CityPopulationMedian IncomeHome ValueBachelor's+Poverty
Gahanna35,486$109,061$350,90051.7%5.6%
Hilliard38,033$128,189$385,10060.3%5.8%
North Ridgeville36,627$96,698$270,10034.8%5.7%
Westlake34,104$112,200$368,20060.2%4.9%
Mason35,509$125,401$426,20060.4%3.6%

Population Overview

Westerville is a mid-sized community located in Ohio, within Franklin County. The total population is 38,645. It ranks as the 34th most populous out of 1,264 Census-designated places in Ohio.

Age Demographics

The median age in Westerville is 40.7 years. This is 3% higher than the state median of 39.7 years.

Economy, Income & Housing

The median household income in Westerville is $109,404. This is 53% higher than the state median of $71,389. It is also 36% higher than the national median of $80,734. The poverty rate stands at 5.6%. This is 58% lower than the state poverty rate of 13.3%. The unemployment rate is 2.2%. This is 53% lower than the state rate of 4.8%. The median home value is $374,500. Housing costs are 74% higher than the state median of $214,800. The home-value-to-income ratio is 3.4x. 72.5% of occupied housing units are owner-occupied. This homeownership rate is 8% higher than the state average of 67.2%.

Race & Ethnicity

The largest racial or ethnic group in Westerville is White (non-Hispanic), making up 80.7% of the population. Black or African American residents account for 8.5%.

Education

58.0% of residents aged 25 and older hold a bachelor's degree or higher. This places Westerville in the top 10% of all cities in the state for educational attainment. This is 84% higher than the state rate of 31.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.4%. Notably, 24.0% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Westerville, Ohio 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 Ohio state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,264 Census-designated places in Ohio. 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 Westerville, Ohio?

Westerville, Ohio has a population of 38,645 according to the most recent U.S. Census ACS 5-Year Estimates.

What is the median household income in Westerville, OH?

The median household income in Westerville is $109,404, which is 36% higher than the national median of $80,734.

What is the poverty rate in Westerville, OH?

The poverty rate in Westerville is 5.6%. This means approximately 2,057 residents live below the federal poverty line.

What is the racial makeup of Westerville, Ohio?

Westerville's population is 80.7% White, 8.5% Black, 2.8% Hispanic/Latino, and 2.8% Asian.

What is the median home value in Westerville, OH?

The median home value in Westerville is $374,500. The home-value-to-income ratio is 3.4x.

How educated is Westerville, Ohio?

58.0% of adults (25+) in Westerville hold a bachelor's degree or higher, and 24.0% hold a graduate or professional degree.