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Doors Open Ontario:

734 In-person Doors Open sites

Peterborough Theatre Guild Doors Open Peterborough

  • In-person Doors Open Ontario

Peterborough Theatre Guild

In 1965, a coalition of amateur thespians bought the fire-scorched St. Luke's Anglican Church and converted it into a community theatre. The Peterborough Theatre Guild has been entertaining audiences ever since. Tour backstage to see the set-building workshop, wardrobe and props collections, light and sound booths, and make-up demonstrations. Then take a seat and enjoy 10-minute plays.

  • Adaptive reuse
  • Kid-friendly
  • Parking
  • Partial wheelchair access
  • Self-guided tours available
  • Washrooms
  • Photography allowed

Contact info

364 Rogers Street
Peterborough, Ontario
https://peterboroughtheatreguild.com

Architecture

Year built: 1877; 1965
Building type: Theatre
Architect: John E. Belcher

Dates/hours open

Sep 13, 10:00am - Sep 13, 04:00pm

Quaker Park Tennis Club Doors Open Peterborough

  • In-person Doors Open Ontario

Quaker Park Tennis Club

The Quaker Park Tennis Club is a picturesque spot beside the Otonabee River. Built by the Quaker Fellowship in 1922, it was originally used by Quaker Oats employees and their families as a social club. The original log clubhouse is still in use today and retains many of its original finishes. Maybe you’ll discover that tennis is for you!

  • Full wheelchair access
  • Guided tours available
  • Kid-friendly
  • Parking
  • Washrooms
  • Photography allowed

Contact info

442 Driscoll Terrace
Peterborough, Ontario
https://quakerparktennis.ca

Architecture

Year built: 1922
Building type: Sports facility

Dates/hours open

Sep 13, 10:00am - Sep 13, 04:00pm

Sadleir House Doors Open Peterborough

  • In-person Doors Open Ontario

Sadleir House

Built in 1892 for industrialist James Kendry, Sadleir House is a striking Queen Anne home that has been turned into a vibrant community hub. Now run by the PR Community and Student Association, this not-for-profit centre hosts concerts, exhibitions and more. Enjoy refreshments, local art displays and staff-led tours that celebrate the building’s rich history.

  • Adaptive reuse
  • Guided tours available
  • Kid-friendly
  • Parking
  • Partial wheelchair access
  • Site is protected by the Ontario Heritage Trust
  • Washrooms
  • Photography allowed

Contact info

751 George Street North
Peterborough, Ontario
https://www.sadleirhouse.ca

Architecture

Year built: 1892
Building type: Historical house
Architect: J.C. Rutherford; Ronald Thom

Dates/hours open

Sep 13, 10:00am - Sep 13, 04:00pm

Seven Star Masonic Lodge No. 285 G.R.C. Doors Open Simcoe County

  • In-person Doors Open Ontario

Seven Star Masonic Lodge No. 285 G.R.C.

Doors Open will offer visitors the opportunity to visit a typical Masonic Lodge (normally not open to the public) and learn about the history and ideals of Freemasonry — the world's oldest fraternity. The original charter for Seven Star Lodge was granted in 1872 and is on display along with other historical artifacts. Meetings have been held here since 1917.

  • Guided tours available
  • Kid-friendly
  • Parking
  • Partial wheelchair access
  • Self-guided tours available
  • Washrooms
  • Photography allowed

Contact info

28 Victoria Street West
Alliston, Ontario
Email: sevenstarmasonic285@gmail.com
https://www.facebook.com/Sevenstarmasonic285

Architecture

Year built: 1892
Building type: Masonic lodge

Dates/hours open

Sep 13, 10:00am - Sep 13, 04:00pm

Simcoe County Museum Doors Open Simcoe County

  • In-person Doors Open Ontario
  • Digital Doors Open Icon Ontario

Simcoe County Museum

This museum brings history to life for visitors of all ages. Step back in time and explore the evolution of life in Simcoe County through interactive galleries, heritage buildings and an extensive artifact collection. Nestled within 132 hectares (327 acres) of lush, forested grounds, it boasts a remarkable collection of over 30,000 artifacts spanning from prehistoric eras to modern times.

  • Digital Doors Open
  • Full wheelchair access
  • Kid-friendly
  • Parking
  • Self-guided tours available
  • Washrooms
  • Photography allowed
  • Videos
  • Activities and games
  • Collections and resources
  • Kid-friendly

Contact info

1151 Highway 26
Minesing, Ontario
Email: museum@simcoe.ca
https://museum.simcoe.ca

Architecture

Year built: 1962
Building type: Attraction Educational facility Museum

South Simcoe Theatre, The Doors Open Simcoe County

  • In-person Doors Open Ontario

South Simcoe Theatre, The

Built in 1867 by the Lodge of Good Templars, this site’s original use was as a Temperance Hall. Then, in 1905, it became the Town Hall. In 1923, it was rebuilt as a community hall and became home to The South Simcoe Theatre in 1983. It is a not-for-profit community theatre, dedicated to creating exceptional and diverse community theatre experiences.

  • Guided tours available
  • Kid-friendly
  • Parking
  • Partial wheelchair access
  • Washrooms
  • Photography allowed

Contact info

1 Hamilton Street
Cookstown, Ontario
Email: info@thesouthsimcoethreatre.com
https://www.thesouthsimcoetheatre.com

Architecture

Year built: 1867
Building type: Historical landmark Theatre Masonic lodge

Dates/hours open

Sep 13, 10:00am - Sep 13, 04:00pm

St. James' Anglican Church, Orillia Doors Open Simcoe County

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  • In-person Doors Open Ontario

St. James' Anglican Church, Orillia

The present brick church building was constructed in 1891 but had a major renovation after a 1905 fire. The church land was part of an Indigenous village created in 1828, constructed in 1832, and then abandoned in 1836. In 1841, the Church of England was given permission to lease Chief Yellowhead's meeting house and a stone church was later built.

  • Full wheelchair access
  • Guided tours available
  • Kid-friendly
  • Parking
  • Self-guided tours available
  • Washrooms
  • Photography allowed

Contact info

58 Peter Street North
Orillia, Ontario
Email: office@stjamesorillia.com
http://stjamesorillia.com

Architecture

Year built: 1891
Building type: Place of worship
Architect: William Croker

Dates/hours open

Sep 13, 10:00am - Sep 13, 04:00pm

St. Paul's Presbyterian Church Doors Open Simcoe County

  • In-person Doors Open Ontario

St. Paul's Presbyterian Church

This church was built by lumber baron John Waldie in 1905 and given to the Presbyterians in 1906. It is a one-storey building with a bell tower and adjoining kitchen and hall. The interior is select pine, without any knots, while the pews are made of oak. It enjoys a commanding view over Georgian Bay from Ellen Street.

  • Full wheelchair access
  • Guided tours available
  • Kid-friendly
  • Parking
  • Site has blue and gold provincial plaque
  • Washrooms
  • Photography allowed

Contact info

95 Jephson Street
Victoria Harbour, Ontario
https://pccweb.ca/stpauls-victoriaharbour

Architecture

Year built: 1905
Building type: Historical landmark Place of worship
Architect: John Waldie

Dates/hours open

Sep 13, 10:00am - Sep 13, 04:00pm

Trinity United Church Doors Open Simcoe County

  • In-person Doors Open Ontario

Trinity United Church

Constructed as a Methodist church, this church became a United church in 1925 when the United Church of Canada was formed. Major additions were made in the 1920s and again in the 1950s. Features include beautiful stained-glass windows, a sweeping curved balcony and one of the largest pipe organs in this part of Ontario, with three manuals and 44 stops.

  • Guided tours available
  • Parking
  • Partial wheelchair access
  • Self-guided tours available
  • Site is protected by the Ontario Heritage Trust
  • Washrooms
  • Photography allowed

Contact info

140 Maple Street
Collingwood, Ontario
Email: office@collingwoodunitedchurch.ca
https://www.collingwoodunitedchurch.ca

Architecture

Year built: 1860
Building type: Place of worship

Dates/hours open

Sep 13, 10:00am - Sep 13, 04:00pm

Waypoint Centre for Mental Health Care Doors Open Simcoe County

  • In-person Doors Open Ontario

Waypoint Centre for Mental Health Care

The Waypoint Centre for Mental Health Care is a leading academic hospital specializing in mental health and addictions. Explore its historical roots (the Administration Building was built in the 1860s and has been a hospital since 1904) and learn how Waypoint now delivers innovative care — including Ontario’s only high-secure forensic program, regional geriatric services, and youth and community supports.

  • Guided tours available
  • Parking
  • Partial wheelchair access
  • Washrooms

Contact info

500 Church Street
Penetanguishene, Ontario
Email: info@waypointcentre.ca
https://www.waypointcentre.ca

Architecture

Year built: 1860
Building type: Health-care facility

Dates/hours open

Sep 13, 10:00am - Sep 13, 04:00pm

We Thrive Wellness Centre Doors Open Belleville

  • In-person Doors Open Ontario

We Thrive Wellness Centre

This building was the office for Henry “Harry” Corby Jr. and the operations of Corby Distilleries. It has a dressed stone lower storey designed in the Italian Renaissance, with a carriageway through the centre. In 1891, Corby added stone window pediments and carved classical detail in high-Victorian fashion. Today, an innovative health and wellness centre occupies the site.

  • Guided tours available
  • Parking
  • Washrooms
  • Photography allowed

Contact info

161 Front Street
Belleville, Ontario
https://wethrivewellness.ca

Architecture

Year built: 1868-72
Building type: Commercial
Architect: Henry Corby

Dates/hours open

Sep 13, 10:00am - Sep 13, 04:00pm

William Dixon House Doors Open Peterborough

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  • In-person Doors Open Ontario

William Dixon House

William Dixon House, built in 1837 by one of Smith Township’s founding families, is an early Georgian stone dwelling — one of the oldest remaining in Peterborough. Dixon used stone from his quarry and timber from his sawmill to build this hilltop home, once wrapped in a two-storey veranda. No longer a family home, it is now a psychologist’s office.

  • Adaptive reuse
  • Parking
  • Partial wheelchair access
  • Self-guided tours available
  • Site is protected by the Ontario Heritage Trust
  • Photography allowed

Contact info

661 Park Street North
Peterborough, Ontario

Architecture

Year built: 1837
Building type: Historical house
Architect: Unknown

Dates/hours open

Sep 13, 10:00am - Sep 13, 04:00pm

Penetanguishene Centennial Museum & Archives Doors Open Simcoe County

  • In-person Doors Open Ontario
  • Digital Doors Open Icon Ontario

Penetanguishene Centennial Museum & Archives

Step back in time at the Penetanguishene Centennial Museum & Archives, featuring an original 1875 general store. Discover the logging industry's role in the town's early days and explore Penetanguishene's cultural history. During Doors Open, the Genealogy & History Research Centre and Archives is open, offering a great chance to delve into their extensive collection to discover your family history!

  • Digital Doors Open
  • Adaptive reuse
  • Kid-friendly
  • Parking
  • Partial wheelchair access
  • Self-guided tours available
  • Site has blue and gold provincial plaque
  • Washrooms
  • Photography allowed
  • Rental opportunities
  • Videos
  • Kid-friendly

Contact info

13 Burke Street
Penetanguishene, Ontario
Email: museum@penetanguishene.ca
https://www.penetanguishene.ca/museum

Architecture

Year built: 1875
Building type: Commercial Museum

Collingwood Walking Tour Doors Open Simcoe County

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  • In-person Doors Open Ontario

Collingwood Walking Tour

Explore Collingwood’s charming historical downtown on this lively one-hour walking tour with a knowledgeable local guide. Uncover the town's rich past and vibrant present through humorous stories, striking architecture, public art and great recommendations for what to see and do while you're in town. Discover hidden gems, iconic landmarks and tales of the people who shaped the town.

  • Guided tours available
  • Partial wheelchair access
  • Site has blue and gold provincial plaque
  • Site is protected by the Ontario Heritage Trust
  • Photography allowed

Contact info

Meet at 44 Hurontario Street
Collingwood, Ontario
Email: collingwoodfreewalkingtour@gmail.com
https://collingwoodfreewalkingtours.com

Architecture

Year built: Various

Architect: Various

Dates/hours open

Sep 13, 12:00am - Sep 13, 12:00am

Aultsville Theatre Doors Open Cornwall and SDG Counties

  • In-person Doors Open Ontario

Aultsville Theatre

Built in 1976, the Aultsville Theatre is a 680-seat non-profit professional theatre that hosts a variety of events annually. Come and experience theatre life on the other side of the curtain. Take a backstage tour and see where the performers prepare themselves. Get a behind-the-scenes look at the theatrical lighting, rigging and operations that bring productions and performances to life.

  • Guided tours available
  • Kid-friendly
  • Parking
  • Partial wheelchair access
  • Washrooms
  • Photography allowed
  • Rental opportunities

Contact info

2 St. Lawrence Drive
Cornwall, Ontario
Email: brittney@aultsvilletheatre.com
https://aultsvilletheatre.com

Architecture

Year built: 1976
Building type: Attraction Theatre

Dates/hours open

Aug 17, 10:00am - Aug 17, 04:00pm

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

  • In-person Doors Open Ontario

St. John the Evangelist Anglican Church

This church — complete with belfry and three bells — is an architectural gem. It was built on the McLennan Estate in 1898. Surrounded by parkland, it is commonly known as "The Church in the Wildwood." It is part of the Area Parish of the St. Lawrence, along with Christ Church Seaway in Long Sault and Trinity Church in Cornwall.

  • Full wheelchair access
  • Kid-friendly
  • Parking
  • Self-guided tours available
  • Washrooms
  • Photography allowed
  • Rental opportunities

Contact info

20788 South Service Road
Lancaster, Ontario
Email: tessanikolakakis@yahoo.ca
https://www.saintlawrenceparish.org/st-john-the-evangelist

Architecture

Year built: 1898
Building type: Place of worship
Architect: John William Hurrell Watts

Dates/hours open

Aug 16, 01:00pm - Aug 17, 04:00pm

Glengarry County Archives Doors Open Cornwall and SDG Counties

  • In-person Doors Open Ontario

Glengarry County Archives

The Glengarry County Archives, housed in this 1822 building, is the largest repository of historical records in Eastern Ontario. It contains the foremost collection of history about Glengarry County found anywhere. During Doors Open, come and take a tour of this facility and learn more about local history. Explore their records and archival newspapers and speak with an archivist.

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

Contact info

28 Kenyon Street East
Alexandria, Ontario
http://www.glengarrycountyarchives.ca

Architecture

Year built: 1822
Building type: Historical landmark Archives

Dates/hours open

Aug 16, 12:00pm - Aug 17, 04:00pm

Judy Neville British Home Child Museum Doors Open Cornwall and SDG Counties

  • In-person Doors Open Ontario

Judy Neville British Home Child Museum

In collaboration with the Parks of the St. Lawrence, the Ontario East British Home Child Family operates a museum on weekends during the month of August through to Labour Day. Located inside the Aultsville Train Station are artifacts and information on British Home Children who came to this country between the 1860s and the 1930s as indentured servants.

  • Guided tours available
  • Kid-friendly
  • Parking
  • Partial wheelchair access
  • Photography allowed

Contact info

13740 County Road 2
Morrisburg, Ontario
Email: junethel17@gmail.com
http://www.onteastbritishhomechildfamily.com

Architecture

Building type: Historical landmark Museum Transportation
Architect: Grand Trunk Railway

Dates/hours open

Aug 16, 11:00am - Aug 17, 04:00pm

Bishop's House of Glengarry, The Doors Open Cornwall and SDG Counties

  • In-person Doors Open Ontario

Bishop's House of Glengarry, The

This stone landmark across from St. Raphael’s Ruins was initially a presbytery for Father Alexander Macdonell, chaplain of the Glengarry Fencibles Light Infantry during the War of 1812, and later the first Bishop of Upper Canada. In 1924, symmetrical wings were added to each side of the presbytery in its transition to the renowned girls’ boarding school, the Iona Academy.

  • Adaptive reuse
  • Guided tours available
  • National Historic Site (Canada)
  • Parking
  • Site has blue and gold provincial plaque
  • Photography allowed
  • Rental opportunities

Contact info

20019 County Road 18
St. Raphael's, Ontario
Email: bbaxterb5@gmail.com
https://bishopshouse.ca

Architecture

Year built: 1808; wings added in 1924
Building type: Historical landmark
Architect: Raoul Gariepy (designed 1924 additions)

Dates/hours open

Aug 16, 10:00am - Aug 17, 04:00pm

Carman House Museum Doors Open Cornwall and SDG Counties

  • In-person Doors Open Ontario

Carman House Museum

The Carman House Museum — a Georgian-era limestone cottage — was built c. 1815. The family was part of the Loyalist migration after the American Revolutionary War, receiving a land grant for their service to the Crown. It is also one of only two original buildings in Iroquois that were not moved for the 1950s construction of the St. Lawrence Seaway.

  • Adaptive reuse
  • Guided tours available
  • Parking
  • Partial wheelchair access
  • Self-guided tours available
  • Washrooms
  • Photography allowed

Contact info

5895 County Road 1
Iroquois, Ontario
Email: dundascountyarchives@gmail.com
https://www.southdundas.com/recreation-tourism/attractions/carman-house-museum

Architecture

Year built: 1815
Building type: Museum Private residence
Architect: Michael Carman III

Dates/hours open

Aug 16, 10:00am - Aug 17, 04:00pm

Chaffey's Locks Community Hall Doors Open Rideau Lakes

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  • In-person Doors Open Ontario

Chaffey's Locks Community Hall

This heritage hall opened in 1932, coinciding with the centennial celebrations of the opening of the Rideau Canal. The Chaffey’s Lock Women’s Institute built the hall on money raised through dances, raffles, bake sales and through the generosity of local and summer residents. During Doors Open, view a special photo display on loan from the Elgin and Area Heritage Society.

  • Full wheelchair access
  • Guided tours available
  • Self-guided tours available
  • Washrooms
  • Photography allowed
  • Rental opportunities

Contact info

1661 Chaffey's Lock Road
Chaffeys Lock, Ontario
Email: doorsopen@rideaulakes.ca
http://www.chaffeyslock.ca/community-hall.html

Architecture

Year built: 1932
Building type: Concert hall Historical landmark

Dates/hours open

Aug 16, 10:00am - Aug 17, 04:00pm

Christ Church Seaway Doors Open Cornwall and SDG Counties

  • In-person Doors Open Ontario

Christ Church Seaway

This church was built in 1959 after the St. Lawrence Seaway Project was completed. The project displaced the residents of what are now known as the Lost Villages, a group of communities along the St. Lawrence. In the process, 17 churches were moved or destroyed. Christ Church was built in the new town of Long Sault to accommodate other congregations.

  • Full wheelchair access
  • Guided tours available
  • Parking
  • Washrooms
  • Photography allowed
  • Rental opportunities

Contact info

2 Bethune Avenue
Long Sault, Ontario
Email: NHALLBERG7258@gmail.com
https://www.saintlawrenceparish.org/christchurch

Architecture

Year built: 1959
Building type: Place of worship

Dates/hours open

Aug 16, 10:00am - Aug 16, 04:00pm

DEV Hotel & Conference Centre Doors Open Cornwall and SDG Counties

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  • In-person Doors Open Ontario

DEV Hotel & Conference Centre

Set along the St. Lawrence River, the DEV Hotel & Conference Centre offers ideal spaces for conferences, events and team training. With 6,500 square metres (70,000 square feet) of meeting space, an onsite restaurant and a fitness centre, it combines convenience with comfort. Enjoy scenic views, modern rooms with workspaces, and relaxing amenities — all to ensure an unforgettable stay.

  • Full wheelchair access
  • Kid-friendly
  • Parking
  • Self-guided tours available
  • Washrooms
  • Photography allowed
  • Rental opportunities

Contact info

1950 Montreal Road
Cornwall, Ontario
Email: info@devcentre.ca
https://www.devhotelandconferencecentre.com

Architecture

Building type: Commercial Food and drink

Dates/hours open

Aug 16, 10:00am - Aug 17, 04:00pm

Emmanuel Heritage Centre Doors Open Rideau Lakes

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Emmanuel Heritage Centre

Overlooking the village of Portland and Big Rideau Lake is the Emmanuel Heritage Centre (1861), a former Anglican church. Its beauty lies in its simplicity — constructed in the Gothic revival style with sandstone quarried onsite, featuring unusual stone buttresses. Owned by the Portland on the Rideau Historical Society, the impressive interior hosts Portland historical memorabilia, musical events and seasonal markets.

  • Digital Doors Open
  • Adaptive reuse
  • Guided tours available
  • Parking
  • Partial wheelchair access
  • Self-guided tours available
  • Photography allowed
  • Activities and games

Contact info

2767 Highway 15
Portland, Ontario

Architecture

Year built: 1861
Building type: Historical landmark Place of worship