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Doors Open Ontario presenting sponsor
Doors Open Ontario presenting sponsor

Cornwall and SDG Counties

Event information

Saturday and Sunday, August 15-16, 2020, from 10 am to 4 pm.

Join us for Doors Open Cornwall and Stormont, Dundas and Glengarry Counties! This year during Doors Open, sites will be once again open free of charge to all visitors, including buildings of architectural and historical significance – heritage homes, churches, courthouses and museums, to name a few.

Come and discover Cornwall and SDG’s hidden treasures!

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Community information

Cornwall and the United Counties of Stormont, Dundas and Glengarry take pride in being able to combine small-town warmth and hospitality with big-city facilities and services. Take the time to explore our attractions and enjoy a great selection of eclectic shops and wonderful restaurants. To find out more about where to eat, stay, visit and shop in our spectacular communities, visit Cornwall Tourism and SDG Tourism.

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Contact info

Telephone: 613-932-1515, ext. 227
Email: tourism@sdgcounties.ca

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10 sites found

Cornwall Community Museum Doors Open Cornwall and SDG Counties

Cornwall Community Museum

This museum’s stone building was constructed in 1840 by the Wood family, United Empire Loyalists and one of Cornwall’s founding families. Three generations of the Wood family lived here until 1952 when Walter Wood, a bachelor, died. Several years later, it became a historical museum for Cornwall and SDG. In 2000, it was relocated to Cornwall’s beautiful, waterfront Lamoureux Park.

Tell us your story about this site

  • Parking

Contact info

160 Water Street West
Cornwall, Ontario
Telephone: 613-936-0280
https://cornwallcommunitymuseum.wordpress.com

Architecture

Year built: 1840
Building type: Museum

Dates/hours open

Saturday August 15 – Sunday August 16, 2020
Saturday and Sunday: 10 a.m. to 4 p.m.

Glengarry Pioneer Museum Doors Open Cornwall and SDG Counties

Glengarry Pioneer Museum

Opened in 1962, the Glengarry Pioneer Museum has grown to include eight heritage buildings, including the Star Inn, a stagecoach stop in the 1860s. Its barroom is thought to be one of the oldest in Eastern Ontario. Other pioneer buildings on this site are the blacksmith shop, town hall, Orange Lodge, log barns, drive shed and cheese factory.

Tell us your story about this site

  • Parking
  • Washrooms
  • Kid-friendly

Contact info

1645 County Road 30
Dunvegan, Ontario
Email: info@glengarrypioneermuseum.ca
http://glengarrypioneermuseum.ca

Architecture

Building type: Museum

Dates/hours open

Saturday August 15 – Sunday August 16, 2020
Saturday and Sunday: 10 a.m. to 4 p.m.

Historic SDG Jail Doors Open Cornwall and SDG Counties

Historic SDG Jail

This county jail building was constructed in 1833 and remained operational until it was closed in 2002. The facility housed inmates from Cornwall and across the modern-day United Counties of Stormont, Dundas and Glengarry. The jail is home to many historical artifacts and displays; it is considered one of the oldest public structures in Ontario.

Tell us your story about this site

  • Parking
  • Washrooms
  • Kid-friendly
  • Guided tours available

Contact info

11 Water Street West
Cornwall, Ontario
Telephone: 844-814-5245
www.historicsdgjail.com

Architecture

Year built: 1833
Building type: Attraction, Historical landmark

Dates/hours open

Saturday August 15 – Sunday August 16, 2020
Saturday and Sunday: 10 a.m. to 4 p.m.

Lost Villages Museum Doors Open Cornwall and SDG Counties

Lost Villages Museum

This museum has a collection of 11 historical heritage buildings from six villages that were lost in 1958 when the area was flooded to construct the St. Lawrence Seaway. During Doors Open, step back in time and visit the church, train station, barbershop, schoolhouse, blacksmith’s shop, Forbes Memorial Building Reading Room and other structures.

Tell us your story about this site

  • Parking
  • Washrooms
  • Guided tours available

Contact info

16361 Fran Laflamme Drive
Long Sault, Ontario
www.lostvillages.ca

Architecture

Building type: Museum

Dates/hours open

Saturday August 15 – Sunday August 16, 2020
Saturday and Sunday: 10 a.m. to 4 p.m.

Martintown Grist Mill Doors Open Cornwall and SDG Counties

Martintown Grist Mill

This mill along the banks of the Raisin River is a rare surviving example of a mid-19th century gristmill. It is also noteworthy for its early turbine-style technology that used horizontal waterwheels powered by a water course running through the building. The mill has a local history museum and hosts a farmers’ market and local artist exhibit in the summer.

Tell us your story about this site

  • Parking
  • Kid-friendly

Contact info

18544 Dundas Street
Martintown, Ontario
www.martintownmill.org

Architecture

Year built: 1846
Building type: Historical landmark, Museum

Dates/hours open

Saturday August 15 – Sunday August 16, 2020
Saturday and Sunday: 10 a.m. to 4 p.m.

Nor'Westers and Loyalist Museum Doors Open Cornwall and SDG Counties

Nor'Westers and Loyalist Museum

This Georgian-style building dates back to 1862. In 1967, it became a museum dedicated to depicting the story of Sir John Johnson and other Loyalists who settled in the area during the American Revolution. Special exhibits celebrate the bicentennial of the Williamstown Fair (the oldest agrarian fair in Canada) and the War of 1812.

Tell us your story about this site

  • Parking
  • Partial wheelchair access
  • Guided tours available
  • Self-guided tours available
  • Site has blue and gold provincial plaque

Contact info

19651 County Road 17
Williamstown, Ontario
Telephone: 613-347-3547
www.glengarrynorwestersandloyalistmuseum.ca

Architecture

Year built: 1862
Architectural style: Georgian
Building type: Museum

Dates/hours open

Saturday August 15 – Sunday August 16, 2020
Saturday and Sunday: 10 a.m. to 4 p.m.

Priests Mill Arts Centre Doors Open Cornwall and SDG Counties

Priests Mill Arts Centre

This former gristmill, built in 1848 and the centre of commerce in Glengarry, currently houses the Priests Mill Arts Centre (PMAC). PMAC provides exhibition space as well as support and promotion for visual, literary and performing arts by regional artists. It is also a centre of glass art excellence that offers glass learning experiences.

Tell us your story about this site

  • Parking
  • Washrooms
  • French services available
  • Kid-friendly
  • Guided tours available
  • Self-guided tours available

Contact info

16 Mill Square
Alexandria, Ontario
Telephone: 613-703-9430
www.facebook.com/PriestsMillArtsCentre

Architecture

Architect: Father Alexander MacDonell
Architectural style: Victorian
Building type: Commercial

Dates/hours open

Saturday August 15 – Sunday August 16, 2020
Saturday and Sunday: 10 a.m. to 4 p.m.

Saunders Hydro Dam Visitor Centre Doors Open Cornwall and SDG Counties

Saunders Hydro Dam Visitor Centre

The 1,208-square-metre (13,000-square-foot) Ontario Power Generation (OPG) visitor centre, which opened in 2010 and was built to LEED standards, offers visitors an interactive and educational experience. Learn about the St. Lawrence Seaway, the power project and its impact on surrounding communities, electricity generation at OPG, and the American eel.

Tell us your story about this site

  • Parking
  • Full wheelchair access
  • Washrooms
  • Kid-friendly
  • Environment

Contact info

2500B Second Street West
Cornwall, Ontario
Telephone: 613-932-4563
www.opg.com/building-strong-and-safe-communities/our-communities/eastern-ontario/saunders-visitor-centre

Architecture

Year built: 2010
Architect: Thompson Rosemount Group
Building type: Commercial, Green building

Dates/hours open

Saturday August 15 – Sunday August 16, 2020
Saturday and Sunday: 10 a.m. to 4 p.m.

Sir John Johnson Manor House Doors Open Cornwall and SDG Counties

Sir John Johnson Manor House

Sir John Johnson (a prominent colonial military leader and administrator) founded Williamstown in 1784 after the American Revolution. He built this house – one of the oldest west of Quebec – as well as a gristmill and sawmill. Johnson helped settle disbanded Loyalist soldiers and their families. Today, it is a local museum and home to the Glengarry Archives.

Tell us your story about this site

  • Parking
  • Partial wheelchair access
  • Washrooms
  • National Historic Site (Canada)
  • Kid-friendly
  • Guided tours available

Contact info

19692 William Street
Williamstown, Ontario
Telephone: 613-347-2356
Email: sirjohnjohnsonmanorhouse@bellnet.ca
http://sirjohnjohnsonmanorhouse.weebly.com

Architecture

Year built: Begun in 1784
Architectural style: Georgian
Building type: Historical landmark

Dates/hours open

Saturday August 15 – Sunday August 16, 2020
Saturday and Sunday: 10 a.m. to 4 p.m.

St. John the Evangelist Anglican Church Doors Open Cornwall and SDG Counties

St. John the Evangelist Anglican Church

A small, cruciform, arts and crafts-style building complete with belfry and three bells, this church is an architectural gem. It was built on the McLennan Estate in 1898. Located on the South Service Road and surrounded by Glengarry Provincial Park and Lancaster Park, it is commonly known as "The Church in the Wildwood."

Tell us your story about this site

  • Parking
  • Full wheelchair access
  • Washrooms
  • Self-guided tours available

Contact info

20788 South Service Road
Lancaster, Ontario
Telephone: 613-347-3804
www.saintlawrenceparish.org/st-john-the-evangelist

Architecture

Year built: 1898
Architect: John William Hurrell Watts
Building type: Place of worship
Landscape: Natural heritage, Park

Dates/hours open

Sunday August 16, 2020
Sunday only: 11 a.m. to 3 p.m.