Lamar city, Missouri
Official LSAD Designation: Lamar city • Census GEOID: 2940376
• Barton County
Demographics & Population Profile
Population and demographics for Lamar city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 4,337 | — | 2025 | Census |
| Median Age | 39.3 yrs | ±3.4 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 1,730 | ±166 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).