Nicollet County is a county in the U.S. state of Minnesota. As of the 2020 census, the population was 34,454. Its county seat is St. Peter.
Nicollet County is part of the Mankato – North Mankato Metropolitan Statistical Area. Wikipedia
Cities: Nicollet, North Mankato, Saint Peter, and more
County seat: Saint Peter
Tax rate: 7.38%
Largest city: North Mankato
Named for: Joseph Nicolas Nicollet