Caumsett State Historic Park Preserve in New York, USA - map and visitor information

Research checked: 2026-11-11. Check linked official notices before travel.

Caumsett State Historic Park Preserve occupies a former estate on Lloyd Neck, on the north shore of Long Island. Start at the main entrance for walks, cycling and birdwatching. This guide covers a day visit from the main entrance.

Estate paths and a Long Island Sound shoreline

Choose the gardens and former estate grounds for a shorter outing. Longer walks take in meadow, woodland and salt marsh. Keep bicycles off the beachfront.

Know before you go

Fees, hours, and seasonal access

Follow shoreline closure signs

Conditions and wildlife protection can close parts of the shore. Follow posted closures. Use the main entrance for general day visits. Fisherman’s Road and its parking area are controlled by permit. If you plan to fish or dive, confirm vehicle access for your permit with the park before traveling.

Leave pets at home and keep bikes off the beach

The preserve prohibits pets, open fires, drones, balloons, metal detecting, inline skates, skateboards and longboards. Riders must wear a helmet. Horses must arrive by trailer and have current vaccinations, with proof available on request.

Book group bus entry or commercial photography

Buy bus tickets in advance through the Babylon permit office. See the Long Island regional permit guide for office details and the separate fishing and scuba permit conditions.

Arrange commercial photography permits in advance through the Long Island Regional Permits Office at 631-321-3515.

Start at the Lloyd Harbor Road entrance

Use 25 Lloyd Harbor Road, Huntington, NY 11743, for the main entrance. The state park profile links the entrance and trail map.

Nearby parks and public lands

• Target Rock National Wildlife Refuge. Continue through Lloyd Harbor to the federal refuge on Target Rock Road for a wooded walk and rocky shore.
• Cold Spring Harbor State Park. Start at 95 Harbor Road for hillside walking and harbor views.

Walk, cycle or watch birds

Walk through the estate grounds and into meadow or woodland. Cyclists can use park paths away from the beach.

Seasonal café and equestrian services

The park lists its café on Fridays through Sundays from May through October, 9 a.m. to 5 p.m. Visit the Lloyd Harbor Equestrian Center only by appointment or invitation.

A Gold Coast estate and coastal preserve

The Marshall Field III estate

Marshall Field III bought land on Lloyd Neck in 1921 and built an English-style country estate. New York State acquired the preserve in 1961.

Meadow, marsh and migrating birds

The preserve protects meadow, woodland, salt marsh and rocky shore. New York designated a Bird Conservation Area here, with habitats that support coastal and migrating birds.

Contact the park office

Call 631-423-1770 for vehicle fees and seasonal facilities.