Resident Population in Pepin County, WI was 7.44100 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Pepin County, WI reached a record high of 7.60000 in January of 1971 and a record low of 7.05500 in January of 1993. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Pepin County, WI - last updated from the United States Federal Reserve on May of 2024.