Little Sewickley Creek is a long 3rd order tributary to Sewickley Creek in Westmoreland County, Pennsylvania.
Little Sewickley Creek rises about 0.5 miles east of Lincoln Heights, Pennsylvania, and then flows west to join Sewickley Creek at Cowansburg, Pennsylvania.
Little Seiwckley Creek drains of area, receives about 40.7 in/year of precipitation, has a wetness index of 343.54, and is about 49% forested.