Indian Island County Park is a 275-acre waterfront access point on the Peconic River estuary in Riverhead offering camping, picnicking, and paddling opportunities. The park features a boat launch and kayak access for the Peconic Blueway Paddling Trail (9.

5-mile route), plus hiking trails, playgrounds, and clean facilities with showers. Beach access is within walking distance of campsites, and the park accommodates both tent and RV camping with electric hookups available.