State park
Wellesley Island State Park
Day use costs Vehicle use fee typically $6–$10 (varies by park/season). Hours: Open year-round. Wellesley Island State Park is a state park in Jefferson County, New York.
Wellesley Island State Park map
Wellesley Island State Park boundary from USGS PAD-US or the managing agency, simplified for display. Not for navigation or legal boundaries.
Fire restrictions
Fire restriction orders for this unit are not tracked here yet. Restrictions change with the season, so check the current orders before any campfire, stove or target shooting.
Common questions
- Entry to Wellesley Island State Park costs Vehicle use fee typically $6–$10 (varies by park/season). Hours: Open year-round.
- Yes, Wellesley Island State Park has electric hookups.
- Electric hookups available. RV dump station on site. Showers available.
- Yes, dogs are allowed at Wellesley Island State Park.
- Yes, Alexandria Bay is open to swimming at Wellesley Island State Park.
- Yes, Wellesley Island State Park has cabins available.
Before you go
- Electric hookups available
- RV dump station on site
- Showers available
Trails
- Activities Golfing Trail Named on agency park page
- Lodging Dockage Fishing Food Golf Grills Hiking Trail Named on agency park page
- Marina Map Resources Wellesley Island State Park Trail Named on agency park page
What to see
- Historic site Visitor center Mentioned in Wikipedia park article
- Overlook Scenic overlook Mentioned in Wikipedia park article
Swimming
- Alexandria Bay
Public lands next to Wellesley Island State Park
- State parkWellesley Island State Park borders Dewolf Point State Park.
- State parkWellesley Island State Park borders Waterson Point State Park.
- State parkRock Island Lighthouse State Park is 0.4 miles away, straight line between the two boundaries.
- State parkGrass Point State Park is 0.6 miles away, straight line between the two boundaries.
- State parkCanoe-Picnic Point State Park is 1.3 miles away, straight line between the two boundaries.
- State parkKeewaydin State Park is 2.8 miles away, straight line between the two boundaries.
Measured between the units' boundaries as mapped in USGS PAD-US. Distances are straight line, not driving.
- parks.ny.gov (accessed 2026-09-30)
- en.wikipedia.org (accessed 2026-09-30)
- en.wikipedia.org (accessed 2026-09-30)
- parks.ny.gov (accessed 2026-09-30)
- newyorkstateparks.reserveamerica.com (accessed 2026-09-30)
- parks.ny.gov (accessed 2026-09-30)
- parks.ny.gov (accessed 2026-09-30)