Self Storage for Business & Residential-Courteous & Friendly Service. Hillside Self Service Center,LLC is owned and operated by The Bousfield Family since 1996. Our commitment to our customers has earned us the reputation for friendly,personal service and good old fashion value. Our unit sizes range from 5X5 to 10X30. All our units are drive up,no awkward hallways to maneuver. Visit our website for monthly specials. We are conveniently located on Route 6 (Jonathan Trumbull Highway),minutes from 384,Bolton,Coventry,Columbia,UCONN,and Eastern