The Little Black River is a stream in Ripley and Butler counties in southeast Missouri and Clay and Randolph counties of northeast Arkansas.
[2] The stream headwaters arise at 36°44′48″N 90°44′15″W / 36.74667°N 90.73750°W / 36.74667; -90.73750[1] in Ripley County, Missouri, at the confluence of the North and South Prongs just west of the Greenville Ford Public Access Area and Missouri Route K.[3] The stream flows to the southeast passing through the Mudpuppy Conservation Area and enters Butler County two miles north-northwest of the community of Faidealing.
The stream flows south for about 2.5 miles and turns southwest re-entering Ripley County.
It flows through the southeast corner of Ripley County and crosses the Missouri-Arkansas border one mile west of the community of Sinsabaugh, Missouri.
It flows to the southwest to enter the Current River on the Clay-Randolph county line 2.5 miles northwest of the community of Datto and five miles south of the Missouri-Arkansas state line.