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Forest Grove city, Oregon

Official LSAD Designation: Forest Grove city • Census GEOID: 4126200 • Washington County

Demographics & Population Profile

Population and demographics for Forest Grove city.

Demographic Variable Estimate / Count Margin of Error Period Source
Total Population (2025 PEP Estimate) 27,252 — 2025 Census
Median Age 34 yrs ±1.4 2020-2024 Census ACS 5-Year 2024
Total Households 8,814 ±494 2020-2024 Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).