Clay County schools open enrollment begins Friday Program allows parents to choose school outside students’ attendance zone Updated: Tags: GREEN COVE SPRINGS, Fla. – The Clay County School District will launch its controlled open enrollment program for the fifth year, which gives parents the option of choosing a Clay County school for their child that is outside their established attendance zone based on capacity at key schools. The window to apply for Controlled Open Enrollment begins on Friday and ends on April 9. “For us, open enrollment is a great opportunity to market all the great things that are happening Clay County Schools,” district chief of staff Terri Dennis said. “Sometimes we do get a lot of students from other surrounding districts that want to come to our school district. We are an “A” school district.”