Birds Branch is a long 2nd order tributary to the Ararat River in Patrick County, Virginia.
Birds Branch rises on the divide of a tributary to Reed Island Creek about 1.5 miles west of the peak of Groundhog Mountain in Patrick County. Birds Branch then flows south to join the Ararat River about 1 mile west of Ararat, Virginia.
Birds Branch drains of area, receives about 52.0 in/year of precipitation, has a wetness index of 326.70, and is about 62% forested.