ALERT: Parks Canada is monitoring high water levels on the St. Lawrence River between Kingston and Brockville. Please check here before travelling for information about any impacts to park services and facilities.

Thousand Islands National Park

Journey to the picturesque granite islands and rugged shorelines of Thousand Islands National Park. Explore secluded bays by kayak or boat, camp or picnic by the river, or learn about the region's biodiversity and rich Indigenous heritage from the vantage point of wooded trails and rocky lookouts.

2023 reservations launch

Island camping and oTENTik reservations can be made as of March 21, 2023 at 8 am EST.


Apply today to join the Parks Canada team!

Attention students! Thousand Islands National Park is looking for student interpreters, mainland and island visitor services team members and an administration student.

Paddling in the Thousand Islands

Bring your own boat or rent one locally to explore the islands.

Visiting Thousand Islands National Park

Activities and experiences

Things to do, trails, programs, paddling, boating, red chairs and more.

Plan your visit

How to get here, maps, facilities and services and weather.

Camping and overnight accommodations

Campsites and oTENTiks.


Make a reservation for campsites and oTENTiks.


Daily visitor fees, camping, boat launch and mooring fees, and more. Free admission for youth.


Seasonal and annual admission passes.

Safety and guidelines

Important bulletins, wildlife, camping and water safety, and park regulations.

About Thousand Islands National Park

Nature and science

Conservation and science, R.A.R.E project, animals, plants, the environment, and research.

Culture and history

History, cultural landscape, designation information.

Stewardship and management

Contact information, jobs, public consultations, plans, business licenses and policies.

Contact Thousand Islands National Park

General inquiries:
Phone: 613-923-5261
Toll-free: 1-888-773-8888

For emergencies within the park:
Police, Fire, Ambulance (emergency only): 911
Wildlife incidents/Wildfires: 1-877-852-3100

More contact information

Hours of operation

Mallorytown Landing

May 19 to September 4, 2023
Self-serve registration available
Visitor Centre office and washrooms open: 9:00 am to 4:00 pm 

See more details


More places to discover with Parks Canada

Bellevue House National Historic Site

Follow staff in period costume on a tour of Bellevue House. Hear stories about Canada’s first prime minister, who made history here in the 1840s. Feel a Lake Ontario breeze in an heirloom garden. 

Fort Wellington National Historic Site

At Fort Wellington, one of the fortified posts the British built to defend its colonies against American invasion in 1812 and 1838, you can relive this precarious period when the fate of Canada hung in the balance.

Kingston Fortifications National Historic Site

Kingston Fortifications National Historic Site is located in and around the harbour area of Kingston, Ontario. Situated at the mouth of the Cataraqui River, and overlooking the confluence of Lake Ontario and the St. Lawrence River, the fortifications consist of five separate 19th-century military installations.

Rideau Canal National Historic Site

An historic 19th century military waterway linking rivers and lakes across Eastern Ontario’s countryside, the Rideau Canal is now a popular natural playground, perfect for boating, paddling, fishing, camping, hiking and cycling the canal’s wooded pathways.

Laurier House National Historic Site

Two of Canada’s most important Prime Ministers, Sir Wilfrid Laurier and the Rt. Hon. William Lyon Mackenzie King, resided in this Victorian Ottawa mansion where they entertained dignitaries and politicians while often conducting the nation’s business. 

Thousand Islands National Park

Granite islands speckle the St. Lawrence River in a transition zone between Canadian Shield and Adirondack Mountains. Explore by boating, paddling, or hiking. Awesome Thousand Islands National Park awaits, a few hours from Toronto or Montreal.

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