Nahant Beach Reservation is a protected coastal reservation in Nahant, Massachusetts. It includes 66.5 acres (26.9 ha) of beaches and recreational areas. Nahant Road, called Nahant Beach Boulevard when it was added to the National Register of Historic Places in 2003, offers access to 7,000-foot (2,100 m) Long Beach on the Atlantic Ocean side to the east. The reservation includes a boat ramp with access to Lynn Harbor and shares athletic fields with Lynn Shore Reservation in the area around Nahant Rotary, a traffic circle at its northern end.
The reservation is part of the Metropolitan Park System of Greater Boston.