River City Science Academy (RCSA) is a tuition-free, public charter school located in Duval County in Jacksonville, Florida. RCSA was founded in 2007 and currently serves grades K - 12 through 4 different locations. RCSA offers an emphasis on STEM education. The school provides strong academics and extra-curricular programs. It is one of the first successful charter schools in Duval County, being the first to receive an A grade and high-performing status from the Florida Department of Education.