Resident Population in Lucas County, OH was 425.48400 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Lucas County, OH reached a record high of 488.50000 in January of 1973 and a record low of 425.48400 in January of 2023. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Lucas County, OH - last updated from the United States Federal Reserve on May of 2024.