Resident Population in Washington County, OR

Resident Population in Washington County, OR was 611.27200 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in Washington County, OR reached a record high of 611.27200 in January of 2024 and a record low of 157.92000 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Washington County, OR - last updated from the United States Federal Reserve on April of 2026.



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