Lancaster is a city in Kittson County, Minnesota, United States.

The city was named after a railroad official believed to have come from Lancashire County in England.

[4] According to the United States Census Bureau, the city has an area of 2.30 square miles (5.96 km2), all land.

There were 189 housing units at an average density of 82.2 per square mile (31.7/km2).

37.4% of all households were made up of individuals, and 22.7% had someone living alone who was 65 years of age or older.

The racial makeup of the city was 98.90% White, 0.28% Native American, 0.28% Asian, and 0.55% from two or more races.

39.0% of all households were made up of individuals, and 22.7% had someone living alone who was 65 years of age or older.