Colonial High School is a high school located in Orlando, Florida. As of August 2008 the school serves over 3,500 students in grades 9 through 12, making it one of the largest schools in Florida. From 1999-2002, the school received a large ($49 Million) facelift. The graduating class of 2003 was the first class to have graduated from the new campus; however the commencement took place in the then-called TD Waterhouse Arena (now the Amway Arena). In 2008, they celebrated in their 50th anniversary. The class of 2009 was their 50th graduating class. The school's principal is Dr. Jon Prince. During the 2013-2014 school year, Colonial High had the largest gains in writing in the State compared to other comprehensive high schools. Colonial High School had a very successful academic year in 2013-2014, improving in every measure on the State Accountability System and scoring a "B" on the State grading formula.