Garrison is a city in McLean County, North Dakota, United States.

[3] Garrison was laid out in 1905 when the Soo Line Railroad was extended to that point.

[7] According to the United States Census Bureau, the city has a total area of 1.38 square miles (3.57 km2), all land.

37.8% of all households were made up of individuals, and 22.6% had someone living alone who was 65 years of age or older.

36.1% of all households were made up of individuals, and 22.9% had someone living alone who was 65 years of age or older.

Garrison Municipal Airport (FAA LID: D05) is a public airport located one mile (1.6 km) west of the central business district of Garrison.

[12] For the 12-month period ending July 31, 2007, the airport had 4,220 aircraft operations: 95% general aviation, 5% air taxi, and less than 1% military.