McCoy Run is a long 1st order tributary to Little Wheeling Creek in Ohio County, West Virginia.
McCoy Run rises about 1 mile northwest of Valley Camp, West Virginia, in Ohio County and then flows southeast to join Little Wheeling Creek at Valley Camp.
McCoy Run drains of area, receives about 41.0 in/year of precipitation, has a wetness index of 257.47, and is about 78% forested.