Resident Population in Delaware County, PA

Resident Population in Delaware County, PA was 580.93700 Thous. of Persons in January of 2025, according to the United States Federal Reserve. Historically, Resident Population in Delaware County, PA reached a record high of 603.45600 in January of 1970 and a record low of 547.52400 in January of 1985. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Delaware County, PA - last updated from the United States Federal Reserve on June of 2026.



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