Resident Population in Red Lake County, MN was 3.91100 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Red Lake County, MN reached a record high of 5.70000 in January of 1977 and a record low of 3.87400 in January of 2022. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Red Lake County, MN - last updated from the United States Federal Reserve on May of 2024.