Beasley is a city in Fort Bend County, Texas, United States, within the Houston?SugarLand metropolitan area. The city's population was 641 at the 2010 census, up from 590 at the 2000 census. State Highway Loop 540 goes straight through the city from the northeast to the southwest while U.S. Route 59, the Southwest Freeway, passes to the south of Beasley. The Union Pacific Railroad tracks run parallel with Loop540.