Net County-to-County Migration Flow (5-year estimate) for McKean County, PA was 123.00000 Persons in January of 2020, according to the United States Federal Reserve. Historically, Net County-to-County Migration Flow (5-year estimate) for McKean County, PA reached a record high of 255.00000 in January of 2010 and a record low of -425.00000 in January of 2018. Trading Economics provides the current actual value, an historical data chart and related indicators for Net County-to-County Migration Flow (5-year estimate) for McKean County, PA - last updated from the United States Federal Reserve on May of 2024.