Resident Population in Washington County, IL

Resident Population in Washington County, IL was 13.53600 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Washington County, IL reached a record high of 15.64600 in January of 1981 and a record low of 13.53600 in January of 2023. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Washington County, IL - last updated from the United States Federal Reserve on May of 2024.



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