Rathtrevor Beach Provincial Park is a provincial park in Parksville, British Columbia, Canada. Located at the east end of the town, the 347-hectare park features a two-kilometre long stretch of sandy beach, a stand of old-growth Douglas fir trees and 174 vehicle-accessible and 25 walk-in camping spaces. Popular year-round, the park is easily accessible from Highway 19. The sandy beach is the main attraction. At low tide, it stretches nearly a kilometre out into the Strait of Georgia.