1. Main Beach, New York
11/11Family-friendly Main Beach in East Hampton, Long Island is the most expensive among the most popular beaches in America with a total cost of $58.88 for a tube of sunscreen, bottle of water, bottle of beer, ice cream and lunch for one. Non-residents can also expect to shell out at least $20 a day for parking. For perspective, Main Beach still fares much better than the most expensive beach in the world-Plage de Pampelonne in the French Riviera boasts a total average cost of $76.38.