Springbrook, WI

ZIP code 54875 centers on Solon Springs in Douglas County, northwestern Wisconsin. The community sits beside Upper St. Croix Lake, the source of the St. Croix River, and is known for its wooded lakeshore and access to outdoor recreation. Notable local landmarks include the lake and river, Solon Springs’ historic mineral-spring site, and the former railroad depot, which houses the Solon Springs Historical Society Museum.