Resident Population in McLeod County, MN was 36.78000 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in McLeod County, MN reached a record high of 37.09700 in January of 2007 and a record low of 27.66200 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in McLeod County, MN - last updated from the United States Federal Reserve on April of 2026.