Please answer the following question: Ridley Middle School serves the Ridley School District located in southeastern Delaware County Pennsylvania. Ridley Middle School is located at Free and Dupont streets in Ridley Park Pennsylvania 19078. The school draws students from many socioeconomic backgrounds. Ridley Middle School provides grades 6th through 8th with 1311 students and 98 teachers in 2010. There were 374 students who received a free or reduced-price lunch in 2010. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
A:
Educational Institution