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Hamilton city, Iowa

Official LSAD Designation: Hamilton city • Census GEOID: 1933870 • Marion County

Demographics & Population Profile

Population and demographics for Hamilton city.

Demographic Variable Estimate / Count Margin of Error Period Source
Total Population (2025 PEP Estimate) 124 — 2025 Census
Median Age 37.6 yrs ±33 2020-2024 Census ACS 5-Year 2024
Total Households 40 ±24 2020-2024 Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).