The Harlem Golf Course was formed in 1991 after Blaine County local Don Richman put together the resources to construct a nine-hole par 3 course, the only golf one can get within 100 miles. From the beginning the course has been community oriented, a fun golf respite in North Central Montana. In 2022 the Harlem Golf Course was sold to the Fort Belknap Casino and renamed Mosquito Valley Golf Course.
Although the name has changed, the community ideals of the course have not. With the help of a lot of volunteers, it remains a family friendly destination that serves the good people of the Hi-Line