County, which includes Melbourne, Palm Bay, Grant, Valkaria, and the South Beaches. The South Beaches is a term that measures direction south from the dividing line of Patrick Space Force Base, and includes South Patrick Shores, Satellite Beach, Indian Harbour Beach, Indialantic, and Melbourne Beach. The county government has historically labeled the beach areas differently. The North Reach includes in Cape Canaveral and Cocoa Beach. The Patrick Space Force Base beach is . The Mid Reach includes the in Satellite Beach. The South Reach includes the in Indialantic and Melbourne Beach. The South Beaches include south of Melbourne Beach to Sebastian. The United States Board on Geographic Names considered two proposals in 2012 to officially name the barrier island extending from Port Canaveral to Sebastian Inlet. The island includes the cities of Cape Canaveral, Cocoa Beach, Indialantic, Melbourne Beach, Patrick Space Force Base, Indian Harbour Beach, and Satellite Beach. The American Indian Association of Florida submitted in October 2011 a proposal to name the island after the Ais people. In January 2012 the United Third Bridge and the Florida Puerto Rican/Hispanic Chamber of Commerce in Melbourne submitted a proposal to name the island Ponce de León Island, after Spanish explorer Juan Ponce de León, but it was ultimately not named. There are 16 municipalities. The largest by population is Palm Bay, the smallest Melbourne Village. Communities Cities Cape Canaveral Cocoa Cocoa Beach Indian Harbour Beach Melbourne Palm Bay Rockledge Satellite Beach Titusville West Melbourne Towns Grant-Valkaria Indialantic Malabar Melbourne Beach Melbourne Village Palm Shores Census-designated places Cocoa West June Park Merritt Island Micco Mims Patrick SFB Port St. John Sharpes South Patrick Shores Viera East Viera West Other unincorporated communities Angel City Aurantia Barefoot Bay Bellwood Canaveral Groves Courtenay Eau Gallie Floridana Beach Georgiana Indianola Lotus Melbourne Shores Pineda Scottsmoor Shiloh South Cocoa Beach Suntree Tropic Metropolitan Statistical Area The United States Office of Management and Budget has designated Brevard County as the Palm Bay–Melbourne–Titusville, FL Metropolitan Statistical Area. The United States Census Bureau ranked the Palm Bay–Melbourne–Titusville, FL Metropolitan Statistical Area as the 98th most populous metropolitan statistical area and the 96th most populous primary statistical area of the United States as of July 1, 2012. Geology The underlying limestone in the county is relatively young at 150,000 years old. This means that the ground will not develop the sinkholes that are prevalent in the spine of Florida, where