Marshfield city, Wisconsin
Official LSAD Designation: Marshfield city • Census GEOID: 5549675
• Marathon County / Wood County
Demographics & Population Profile
Population and demographics for Marshfield city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 18,980 | — | 2025 | Census |
| Median Age | 43.2 yrs | ±2 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 9,075 | ±362 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).