Mill Run is a long 2nd order tributary to the Trent River in Jones County, North Carolina.
Mill Run rises about 1 mile southwest of Olivers Crossroads, North Carolina and then flows northeast to join the Trent River about 1 mile southeast of Olivers Crossroads.
Mill Run drains of area, receives about 54.0 in/year of precipitation, has a wetness index of 617.78, and is about 18% forested.