Weston is a master-planned city in Broward County, Florida, United States. The population was 68,107 at the time of the 2020 census. L…Weston is a master-planned city in Broward County, Florida, United States. The population was 68,107 at the time of the 2020 census. Located just west of Fort Lauderdale and 31 miles to the northwest of Miami, the City of Weston is within the Miami metropolitan area.