We help children thrive.

Ocean Studies Charter School is an A-rated, free public charter school that serves students K-8 and proudly offers a marine science enriched curriculum.

Student in life vest, snorkel and mask poses during an Ocean Studies Charter School field trip on the water.

The only marine science based school
in the Florida Keys

Ocean Studies Charter School is a free public charter school located in the heart of Key Largo, Florida. We offer an alternative to traditional education by providing authentic experiences in our unique Florida Keys environment, the use of best practices in education including Montessori methods, and a specialty in marine science education.

Our Principles

Research has shown that the best predictor of future success is a positive sense of self-esteem. Our programs, based on self-directed, noncompetitive activities, help children develop strong self-images and the confidence to face challenges and change with optimism.

Students swimming in the ocean during a field trip.


At OSCS, we are responsible for each other and help one another.


With a focus on growth, we get the best out of ourselves and our children ever day.


We challenge children every day to be curious.

Faculty and teachers pose at a fundraising event.

Our Teachers

Dedicated teachers committed to the best education. Together we form a learning community offering your child the best education.