Explore details about location 20 5/8 Avenue. 20 5/8 Avenue is a location situated within the Barron County alongside other areas such as 17th Street, 13 3/4 Avenue, County Highway T. Additionally, some smaller parts of 20 5/8 Avenue include specific areas like 27th Street, 19 1/2 Avenue, 28th Street adding to the diversity of its landscape.