Topping is an unincorporated community in Middlesex County, Virginia, United States. Topping is located on Virginia State Route 3 6.75 miles (10.86 km) east of Saluda. Topping has a post office with ZIP code 23169.Topping, VA is home to Middlesex County's own airport named Hummel Field. This airfield was created by Fred Hummel, an early bird of aviation, in 1925. Hummel then donated the site to Middlesex County in 1970.Prospect was listed on the National Register of Historic Places in 2004.