Reedy Creek is a long 2nd order tributary to Crabtree Creek in Wake County, North Carolina.
Reedy Creek rises near the WPTF radio towers then flows north into William B. Umstead State Park where it meets Crabtree Creek. The watershed is about 50% forested.
Reedy Creek drains of area and is underlaid by the Raleigh terrane geologic formation. The watershed receives an average of 46.1 in/year of precipitation and has a wetness index of 386.39.