397th Avenue in Gem Township, South Dakota

397th Avenue in Brown County is a gravel unclassified road. It runs in a north-south direction starting from 138th Street and crosses 139th Street, 140th Street, 141st Street, 142nd Street, 143rd Street, 144th Street, 145th Street and 146th Street. It connects East Rondell Township and Gem Township. 397th Avenue also exists in Cambria Township, Columbia Township, Shelby Township and Greenfield Township.