Mount Rainier city, Maryland
Official LSAD Designation: Mount Rainier city • Census GEOID: 2454275
• Prince George's County
Demographics & Population Profile
Population and demographics for Mount Rainier city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 8,307 | — | 2025 | Census |
| Median Age | 40.1 yrs | ±3.6 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 3,934 | ±409 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).