Little Sandy Creek is a tributary of Redbank Creek, approximately long, in northwest Pennsylvania in the United States.
Little Sandy Creek arises in McCalmont Township in Jefferson County and passes through Oliver Township Beaver Township, Ringgold Township, Worthville, and Redbank Township before joining Redbank Creek in Armstrong County just upstream of the community of Mayport in Clarion County. Its tributaries, in order of their joining, and the populated places that it passes are: