Dune Grass is a tent-only campsite loop within Camp Gateway at Sandy Hook in Gateway National Recreation Area, offering access to recreational opportunities on Raritan Bay.

Campsites include fire rings, picnic tables, and food storage containers, with flush toilets and running water available; however, visitors must walk gear up to 0.

25 miles from the parking area and should be prepared for limited amenities (no showers or electric hookups).

The location provides excellent access for kayaking, paddleboarding, and non-motorized boating, with boat launches available at nearby Beach Area C and Horseshoe Cove.