Marshall Creek Boat Ramp is a 2-lane backwater ramp located at Trophy Club Park on the west end of Grapevine Lake, offering a $5 entry fee for boats on trailers and $1 for kayaks/canoes.

The ramp provides access to Denton Creek delta and upstream creek paddling during higher water years, making it popular with anglers and paddlers seeking a quieter put-in. Amenities include minimal parking, restrooms, picnic tables, and nearby beach access.