Twin Valley is a city in Norman County, Minnesota, United States, along the Wild Rice River.

[6] The city was named for its location in a valley where the Wild Rice River is met by a smaller stream.

[7] According to the United States Census Bureau, the city has an area of 0.87 square miles (2.25 km2), all land.

There were 431 housing units at an average density of 495.4 per square mile (191.3/km2).

43.4% of all households were made up of individuals, and 28.3% had someone living alone who was 65 years of age or older.

There were 399 housing units at an average density of 455.3 per square mile (175.8/km2).

43.6% of all households were made up of individuals, and 30.3% had someone living alone who was 65 years of age or older.