New Boston city, Illinois
Official LSAD Designation: New Boston city • Census GEOID: 1752220
• Mercer County
Demographics & Population Profile
Population and demographics for New Boston city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 600 | — | 2025 | Census |
| Median Age | 46.6 yrs | ±8.5 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 311 | ±69 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).