Gahanna city, Ohio
Official LSAD Designation: Gahanna city • Census GEOID: 3929106
• Franklin County
Demographics & Population Profile
Population and demographics for Gahanna city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 35,986 | — | 2025 | Census |
| Median Age | 38.8 yrs | ±1.6 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 14,254 | ±490 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).