550th Avenue in Lafayette Township, Iowa

550th Avenue in Story County is a gravel residential street. It runs in a north-south direction and crosses 130th Street, 140th Street, 150th Street, 160th Street, 170th Street and 175th Street and ends at 180th Street, while the other end is a cul-de-sac. It connects Lafayette Township and Franklin Township. 550th Avenue also exists in Ames and Washington Township.