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Bainbridge Island city, Washington

Official LSAD Designation: Bainbridge Island city • Census GEOID: 5303736 • Kitsap County

Demographics & Population Profile

Population and demographics for Bainbridge Island city.

Demographic Variable Estimate / Count Margin of Error Period Source
Total Population (2025 PEP Estimate) 24,691 — 2025 Census
Median Age 49 yrs ±2.7 2020-2024 Census ACS 5-Year 2024
Total Households 9,887 ±304 2020-2024 Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).