Santa Rosa Beach is an unincorporated community in Walton County, Florida, United States. It belongs to the Fort Walton Beach-Crestview-Destin, Florida Metropolitan Statistical Area.Santa Rosa Beach is located on the Emerald Coast, between Laguna Beach and Destin. It lies north of U.S. Route 98, on the southern shores of the Choctawhatchee Bay, more precisely on Hogtown Bayou.Although not incorporated, the community has a specific ZIP code, 32459, which also includes the closest communities: to the east Point Washington, to the southeast Grayton Beach and Seaside, and to the west Miramar Beach.Overall, this zip code covers a land area of 65 square miles for a population of 11,457 according to the 2010 census.