Marysville city, Ohio
Official LSAD Designation: Marysville city • Census GEOID: 3948160
• Union County
Demographics & Population Profile
Population and demographics for Marysville city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 30,190 | — | 2025 | Census |
| Median Age | 36.5 yrs | ±0.8 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 10,163 | ±393 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).