The District School Board of Collier County, also known as Collier County Public Schools, is a school district in Collier County, Florida. The district has schools placed in four cities throughout the county: Everglades City, Immokalee, Marco Island and Naples. The district employees 2,900 teachers, 47% with advanced degrees. The School District of Collier County includes 50 schools, along with two charter schools, and including two postsecondary technical schools educating adult or dually-enrolled high school students. As a whole, the district has maintained a 'B' grade since 2004.