Resident Population in Erie County, OH was 74.03500 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Erie County, OH reached a record high of 80.10700 in January of 1996 and a record low of 74.03500 in January of 2023. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Erie County, OH - last updated from the United States Federal Reserve on May of 2024.