Stapleton is a small unincorporated community in northern Baldwin County, Alabama, United States, with a population of 519.. It is part of the Daphne-Fairhope-Foley metropolitan area. Stapleton lies along U.S. Route 31 and State Route 59 and has been considered for incorporation within the cities of Loxley and Bay Minette. There is a bluegrass music festiā¦Stapleton is a small unincorporated community in northern Baldwin County, Alabama, United States, with a population of 519.. It is part of the Daphne-Fairhope-Foley metropolitan area. Stapleton lies along U.S. Route 31 and State Route 59 and has been considered for incorporation within the cities of Loxley and Bay Minette. There is a bluegrass music festival held at Stapleton Elementary School every fall. There are about 250 students at the school that runs from Pre-K to the 6th grade.