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Boise City city, Idaho

Official LSAD Designation: Boise City city • Census GEOID: 1608830 • Ada County

Demographics & Population Profile

Population and demographics for Boise City city.

Demographic Variable Estimate / Count Margin of Error Period Source
Total Population (2025 PEP Estimate) 238,429 — 2025 Census
Median Age 38.6 yrs ±0.5 2020-2024 Census ACS 5-Year 2024
Total Households 101,178 ±1,067 2020-2024 Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).