Burleigh County, North Dakota were below the poverty line, including 11.6% of those under age 18 and 11.0% of those age 65 or over. Burleigh County, North Dakota Burleigh County is a county located in the U.S. state of North Dakota. As of the 2010 census, the population was 81,308, making it the second-most populous county in North Dakota. Its county seat is Bismarck, the state capital. The county was created on January 4, 1873 and later organized on July 16. Burleigh County is included in the Bismarck, ND Metropolitan Statistical Area, commonly called "Bismarck–Mandan". According to the U.S. Census Bureau, the county has
North Dakota Highway 4 North Dakota Highway 4 North Dakota Highway 4 (ND 4) is a state highway in northern North Dakota, connecting U.S. Route 281 (US 281) and ND 5 near Rocklake to Manitoba Highway 5 at the Canada–US border. ND 4 begins at a four-way intersection with concurrent highways US 281 and ND 5 along a roadway named 61st Avenue. The highway continues north through sparsely populated Armourdale as a two-lane undivided highway intersecting County Route 4 in Hansboro before turning east at 108th Street and then returning to a northerly direction until its end at the Canada–US border. This route was