Hillsdale, MI

ZIP code 49242 serves Hillsdale, a city in southern Michigan and the county seat of Hillsdale County. Notable landmarks include Hillsdale College, whose campus features the Slayton Arboretum; the Hillsdale County Fairgrounds, site of the county’s annual fair; and the historic Sauk Theatre in downtown Hillsdale. The ZIP code also covers the city’s civic, commercial, and residential areas.