Haynes is a city in Adams County, North Dakota, United States.

[3] Haynes was founded as Gadsden in 1906 along the Milwaukee Road's transcontinental rail line known as the Pacific Extension.

[5] Haynes is located just north of the Grand River National Grassland.

[6] According to the United States Census Bureau, the city has a total area of 0.14 square miles (0.36 km2), all land.

46.2% of all households were made up of individuals, and 7.7% had someone living alone who was 65 years of age or older.

40.0% of all households were made up of individuals, and 20.0% had someone living alone who was 65 years of age or older.