Lee's Summit city, Missouri
Official LSAD Designation: Lee's Summit city • Census GEOID: 2941348
• Cass County / Jackson County
Demographics & Population Profile
Population and demographics for Lee's Summit city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 107,514 | — | 2025 | Census |
| Median Age | 38.8 yrs | ±1 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 40,526 | ±905 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).