Maddock is a city in Benson County, North Dakota, United States.

According to the United States Census Bureau, the city has a total area of 0.89 square miles (2.31 km2), all land.

43.4% of all households were made up of individuals, and 21.4% had someone living alone who was 65 years of age or older.

The racial makeup of the city was 99.60% White, 0.20% Native American, and 0.20% from two or more races.

45.0% of all households were made up of individuals, and 31.5% had someone living alone who was 65 years of age or older.

This climatic region is typified by large seasonal temperature differences, with warm to hot (and often humid) summers and cold (sometimes severely cold) winters.