Burt, North DakotaBurt is an unincorporated community in Hettinger County, in the U.S. state of North Dakota.HistoryThe name was originally Alton, but changed to Burt to avoid any confusion. A post office called Burt was established in 1910, and remained in operation until 1975. The community was named for A. M. Burt, a railroad official. The population was 125 in 1940.