Furnace Creek (Big River tributary)

Furnace Creek is a stream in Washington County in the U.S. state of Missouri. It is a tributary of the Big River.

The stream headwaters are at 37.87°N, -90.79444°W about five miles south of Potosi and the stream flows south to southeast to its confluence with the Big River is at 37.81167°N, -90.77222°W adjacent to Missouri Route 21 three miles north of Caledonia.

Furnace Creek was named for a blast furnace near its course.