Resident Population in Langlade County, WI was 19.40400 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Langlade County, WI reached a record high of 20.79700 in January of 2001 and a record low of 19.05100 in January of 2015. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Langlade County, WI - last updated from the United States Federal Reserve on May of 2024.