Threemile Creek is a stream in northern Crawford and Franklin counties in the U.S. state of Missouri. It is a tributary to the Little Bourbeuse River.[1]
The stream headwaters are in northern Crawford County at 38.1433°N -91.3872°W and the confluence with the Little Bourbeuse is in the southwestern corner of Franklin County at 38.2156°N -91.3578°W. The southeastern corner of Gasconade County is within the stream floodplain about 50 feet from the stream channel.[1] The elevation at the stream confluence is 732 feet and the elevation of the source is at about 980 feet.[2]
Threemile Creek most likely was descriptively named on account of an estimate of its length.[3]