Lake PrestonOpen 24 HoursPreston Beach Road, Myalup WA 6220, AustraliaGoogle reviews Lake Preston, located just north of Myalup, extends 20 kilometres within the Yalgorup National Park.Preston is one of ten lakes in the national park. It lies in depressions between a series of coastal dunes parallel to the coast.Lake Preston is extremely elongated and lies closest to the coast.View Lake Preston on the Lake Preston Scenic Drive.Image Gallery Yalgorup National Park Amenities Lake Preston Preston Beach Road, Myalup 6220 WA Australia Open 24 hours More Inspiration. Yalgorup National Park Lake Preston Scenic Drive Back to Operators