Northrop is a city in Martin County, Minnesota, United States.

[6] A post office was established at Northrop in 1900, and remained in operation until it was discontinued in 1972.

Minnesota State Highway 15 passes half a mile east of Northrop, connecting it with Fairmont and Truman.

According to the U.S. Census Bureau, Northrop has a total area of 0.13 square miles (0.34 km2), all land.

33.7% of all households were made up of individuals, and 8.7% had someone living alone who was 65 years of age or older.

About 3.7% of families and 6.7% of the population were below the poverty line, including 11.6% of those under the age of eighteen and 9.1% of those 65 or over.