Northwood is a city in Grand Forks County, North Dakota, United States.

A tornado, rated EF4 on the Enhanced Fujita Scale,[5] struck Northwood on the evening of August 26, 2007 causing destruction to the entire town and killing one person.

[7][8][9] According to the United States Census Bureau, the city has a total area of 1.27 square miles (3.29 km2), all land.

[10] Northwood has the highest percentage of Norwegian American ancestry of any city in the United States.

There were 443 housing units at an average density of 348.8 per square mile (134.7/km2).

36.8% of all households were made up of individuals, and 20.7% had someone living alone who was 65 years of age or older.

38.2% of all households were made up of individuals, and 22.3% had someone living alone who was 65 years of age or older.