121st Avenue Southeast in Harlem Township, North Dakota

121st Avenue Southeast in Sargent County is a two-lane, unpaved residential street. It runs in a north-south direction and crosses 85th Street Southeast, 86th Street Southeast, 92nd Street Southeast, 91st Street Southeast, 90th Street Southeast, 89th Street Southeast and 88th Street Southeast. It connects Harlem Township and Sargent Township. This street is part of the highway "1". 121st Avenue Southeast also exists in Brampton Township and Vivian Township.