Shoulder Season Rates Our 2025 shoulder season runs from August 30 - October 14. Our 2026 shoulder season runs from June 3 - June 27 and from August 29 - October 13. Pricing: $1500 / week or $210 / night including all taxes and fees (minimum 4 night stay) duneside With each unit sleeping up to 7, Sandcastles easily fills the needs of everyone from individual couples to groups celebrating reunions. Learn more about duneside meadowside Sandcastles Beach House is a mere three minute walk along the path to the finest beach on the island. With our beach’s sandy, broad expanse and gentle slope it is perfect for family fun. Learn more about MEadowside