Race Creek is a stream in western Washington County in the U.S. state of Missouri. It is a tributary to Allen Branch.
The stream headwaters arise at 37.9119°N -90.9442°W. The stream flows east along the south side of Missouri Route 8 for approximately one mile then turns northeast crossing under Route 8 to its confluence with Allen Branch just north of the community of Shirley, Missouri at 37.9181°N -90.9215°W.[1]
Race Creek was named for an old mill race along its course.[2]