Gahanna, Ohio Demographics & Population 2026
During the 2020–2024 ACS period, Gahanna, Ohio had a total population of 35,486, the 40th largest city in Ohio, with a median household income of $109,061, 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
- Household income is 53% above the state average — one of the wealthiest communities in Ohio.
- 51.7% of adults hold a bachelor's degree or higher — top 10% in Ohio.
Gahanna Quick Facts
How Gahanna 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 | 35,438 | 35,486 | +0.1% |
| Median household income | $106,004 | $109,061 | +2.9% |
| Median home value | $322,300 | $350,900 | +8.9% |
How Gahanna 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: 41 | National average: 61
Education
Educational Attainment (Adults 25+)
Gahanna Rankings in Ohio
Explore Ohio Rankings
Other Cities in Franklin County
| City | Population | Median Income | Poverty | Home 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 |
| Westerville | 38,645 | $109,404 | 5.6% | $374,500 |
| Hilliard | 38,033 | $128,189 | 5.8% | $385,100 |
| Upper Arlington | 36,293 | $155,167 | 3.3% | $595,600 |
| 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 Gahanna
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Westlake | 34,104 | $112,200 | $368,200 | 60.2% | 4.9% |
| Mason | 35,509 | $125,401 | $426,200 | 60.4% | 3.6% |
| Westerville | 38,645 | $109,404 | $374,500 | 58.0% | 5.6% |
| North Ridgeville | 36,627 | $96,698 | $270,100 | 34.8% | 5.7% |
| Brunswick | 35,246 | $90,663 | $249,100 | 27.9% | 6.1% |
Population Overview
Gahanna is a mid-sized community located in Ohio, within Franklin County. The total population is 35,486. It ranks as the 40th most populous out of 1,264 Census-designated places in Ohio.
Age Demographics
The median age in Gahanna is 38.8 years. This is 2% lower than the state median of 39.7 years.
Economy, Income & Housing
The median household income in Gahanna is $109,061. This is 53% higher than the state median of $71,389. It is also 35% 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 2.6%. This is 45% lower than the state rate of 4.8%. The median home value is $350,900. Housing costs are 63% higher than the state median of $214,800. The home-value-to-income ratio is 3.2x. 70.6% of occupied housing units are owner-occupied. This homeownership rate is 5% higher than the state average of 67.2%.
Race & Ethnicity
The largest racial or ethnic group in Gahanna is White (non-Hispanic), making up 69.7% of the population. Black or African American residents account for 16.2%.
Education
51.7% of residents aged 25 and older hold a bachelor's degree or higher. This places Gahanna in the top 10% of all cities in the state for educational attainment. This is 64% 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 96.5%. Notably, 19.8% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Gahanna, 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 Gahanna, Ohio?
Gahanna, Ohio has a population of 35,486 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Gahanna, OH?
The median household income in Gahanna is $109,061, which is 35% higher than the national median of $80,734.
What is the poverty rate in Gahanna, OH?
The poverty rate in Gahanna is 5.6%. This means approximately 1,960 residents live below the federal poverty line.
What is the racial makeup of Gahanna, Ohio?
Gahanna's population is 69.7% White, 16.2% Black, 3.1% Hispanic/Latino, and 3.2% Asian.
What is the median home value in Gahanna, OH?
The median home value in Gahanna is $350,900. The home-value-to-income ratio is 3.2x.
How educated is Gahanna, Ohio?
51.7% of adults (25+) in Gahanna hold a bachelor's degree or higher, and 19.8% hold a graduate or professional degree.