Grayton Beach State Park is a Florida State Park located between Panama City Beach and Destin, near the unincorporated area of Grayton Beach, on CR 30A, in northwestern Florida. Its sister park is Deer Lake State Park. Grayton Beach State Park is one of the most popular parks in the state of Florida. Salt marshes, sea oat covered dunes, crystal-white sand, and blue-green waters make up this state park. Western Lake, the second largest coastal dune lake in the Florida Panhandle, is just one of the many coastal dune lakes that visitors see while driving down Scenic Highway 30A. This park also offers facilities for swimming, fishing, snorkeling, and camping. Grayton Beach provides visitors with lots of different activities. This park covers a 2,200 acre area. Included in this 2,200 acres is space for recreational vehicle and tent camping as well as 30 cabins accommodating up to six people. read more on wikipedia