Hillside School Inc is a nonprofit organization focused on elementary education, specifically dedicated to educating middle school boys academically, socially, athletically, and spiritually. With an operating budget of $9.1 million and total revenue of $11.4 million for the 2025 filing year, the organization does not rely on a single funder for 50% or more of its revenue. More information can be found on their website at www.hillsideschool.net.