Long Branch is a long 1st order tributary to Clarks Creek in Patrick County, Virginia.
Long Branch rises about 1.5 miles south of The Hollow in Patrick County, Virginia and then flows generally east to join Clarks Creek about 3 miles southeast of Ararat.
Long Branch drains of area, receives about49.5 in/year of precipitation, has a wetness index of 280.40, and is about 72% forested.