Maddock is a city in Benson County, North Dakota in the United States. The population was 382 at the 2010 census. Maddock was founded in 1901.
Maddock is located at 47°57′40″N 99°31′46″W / 47.96111°N 99.52944°W / 47.96111; -99.52944 (47.961104, -99.529456).
According to the United States Census Bureau, the city has a total area of 0.9 square miles (2.3 km²), all of it land.