Resident Population in Madison, WI (MSA) was 709.68500 Thous. of Persons in January of 2025, according to the United States Federal Reserve. Historically, Resident Population in Madison, WI (MSA) reached a record high of 709.68500 in January of 2025 and a record low of 504.04400 in January of 2000. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Madison, WI (MSA) - last updated from the United States Federal Reserve on May of 2026.