The Reynolds School District is a rural, public school district serving parts of Mercer County, Pennsylvania. Reynolds School District encompasses approximately 88 square miles (230 km2) encompassing the communities of Fredonia, West Salem Township, Delaware Township, and Pymatuning Township. The western border of the district is part of the Pennsylvania - Ohio border. According to 2000 federal census data, it served a resident population of 10,158. By 2010, the district's population declined to 9,611 people. It is built on what was once a military camp during World War II, Camp Reynolds. In 2009, the district residents' per capita income was $16,380 while the median family income was $42,200. In the Commonwealth, the median family income was $49,501 and the United States median family income was $49,445, in 2010.