Precinct 3 Community School Drives & Events See flyers below for school drives and events around the Precinct 3 community! Community Centers San Jacinto Community Center George H.W. Bush Community Center Crosby Community Center School Districts East Sheldon ISD Crosby ISD Central Spring ISD Aldine ISD West Spring Branch ISD Klein ISD Non-Profit Organizations Cy-Fair Helping Hands Cypress Assistance Ministries