Net County-to-County Migration Flow (5-year estimate) for McCurtain County, OK was -1009.00000 Persons in January of 2020, according to the United States Federal Reserve. Historically, Net County-to-County Migration Flow (5-year estimate) for McCurtain County, OK reached a record high of 400.00000 in January of 2013 and a record low of -1326.00000 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 McCurtain County, OK - last updated from the United States Federal Reserve on June of 2024.