Peters Township School District is a large, suburban, public school district located in Peters Township, Washington County, Pennsylvania and encompasses an area of . Peters Township School District had a population of 17,566, according to the 2000 federal census. By 2010, the district's population increased to 21,219 people. The educational attainment levels for the School District population (25 years old and over) were 95.9% high school graduates and 56.1% college graduates. The district is one of the 500 public school districts of Pennsylvania.