Flasher is a city in Morton County, North Dakota, United States. It is part of the "Bismarck, ND Metropolitan Statistical Area" or "Bismarck-Mandan". The population was 232 at the 2010 census. Flasher was founded in 1902.
Flasher was platted in 1902. The city was named in honor of Mabel Flasher, the relative of a town promoter. A post office has been in operation at Flasher since 1903.
Flasher is located at 46°27′18″N 101°13′59″W (46.454942, -101.232920).
According to the United States Census Bureau, the city has a total area of 0.71 square miles (1.84 km2), of which, 0.70 square miles (1.81 km2) is land and 0.01 square miles (0.03 km2) is water.
As of the census of 2010, there were 232 people, 113 households, and 58 families living in the city. The population density was 331.4 inhabitants per square mile (128.0/km2). There were 135 housing units at an average density of 192.9 per square mile (74.5/km2). The racial makeup of the city was 97.8% White, 0.4% Native American, 0.4% Asian, and 1.3% from two or more races.