Sightseeing & food| Location | Clayton, New York |
|---|---|
| Book on | New York State Parks |
From the park's listing on New York State Parks. Confirm details with the park before you book.
This weekend · Sold out Oct 30 – Nov 1No site open for all your nights

Mary Island State Park is a New York State Parks campground in Clayton. It lists 1 tent site. Pets are allowed per the listing.
Checking 2 nights (your saved dates or this weekend). Tell us what you're staying in to see matching sites and prices.
Availability checked Oct 26 on New York State Parks. Rates are the provider's nightly rates; totals are estimates before taxes & fees.
You book with the provider. Each row shows that provider's lowest open option for your dates, and which provider our main button uses.
Availability checked Oct 26 on ReserveAmerica.
| Site | Fr 30 | Sa 31 | Price |
|---|---|---|---|
| CBAA campsite | X | X | from $17 |
✓ available · R reserved · X not available · C closed · W first come, first served · N not yet released
This weekend (Fri, Oct 30 – Sun, Nov 1): Book online. Reservations online on New York State Parks — open dates and rates come from the booking site.
36661 CEDAR PT.STATE PK.DRIVE
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Mary Island State Park comprises 12 heavily-wooded acres with steep rocky outcroppings. Twelve waterfront campsites are scattered throughout the park, offering seclusion and spectacular views of the Canadian shore or the shipping channel. Boats may be beached or moored near campsites. The park has a picnic area and several foot trails.
| Agency / operator | Not listed |
|---|---|
| Booking | Online via ReserveAmerica (booking listing; window not listed) |
| Max RV / trailer length | Not listed |
| Bear storage | Not listed |
| Season | Not listed |
| Hookups | Not listed |
"Not listed" means no source we use states it.
Official facts link to their source; “Listing” facts come from the ReserveAmerica listing. Anything we can't source says so.
Closest stays by type. Distances are straight-line from Mary Island State Park, not driving.
Available Oct 30 – Nov 1 · 2 nights10 sites open for every night
Availability not current