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Doors Open Ontario:

763 In-person Doors Open sites

Ottawa Wedding Chapel Doors Open Ottawa

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

Ottawa Wedding Chapel

The Ottawa Wedding Chapel was built in 1907 and served most of its life as Castor Valley Baptist church. In 2012, it was restored and opened as a venue for weddings and other gatherings. Check out the stunning stained-glass windows, the beautiful woodwork throughout, and the incredible acoustics. They host 45-50 wedding ceremonies of all sizes here each year.

  • Digital Doors Open
  • Parking
  • Washrooms
  • Photography allowed
  • Rental opportunities
  • Virtual tours

Contact info

3249 York's Corners Road
Kenmore, Ontario
https://ottawaweddingchapel.org

Architecture

Year built: 1907
Building type: Commercial Place of worship

Public Works Big Wheels Expo Doors Open Ottawa

  • In-person Doors Open Ontario

Public Works Big Wheels Expo

The Public Works Big Wheels Expo offers kids of all ages an exciting chance to get a closer look at the trucks and equipment behind the city’s public works. Come and explore some of the city’s mightiest machines. Meet the fleet and climb into the driver’s seat — from garbage trucks and snowplows to sidewalk sweepers and road painting trucks.

  • Full wheelchair access
  • Guided tours available
  • Kid-friendly
  • Washrooms

Contact info

300 Coventry Road
Ottawa, Ontario

Architecture


Dates/hours open

Jun 08, 10:00am - Jun 08, 04:00pm

South Nepean Muslim Community Mosque Doors Open Ottawa

New

  • In-person Doors Open Ontario

South Nepean Muslim Community Mosque

The South Nepean Muslim Community Mosque is excited to participate in this year’s Doors Open Ottawa, welcoming visitors to explore their beautiful and vibrant community space. Come and tour the facilities, including the spacious prayer halls, serene meditation areas and versatile community spaces that serve as hubs for learning, worship and social engagement. Light refreshments will be provided.

  • Guided tours available

Contact info

3020 Woodroffe Avenue
Ottawa, Ontario
https://snmc.ca

Architecture

Building type: Place of worship

Dates/hours open

Jun 08, 10:00am - Jun 08, 04:00pm

Community Garden Opening Doors Open Whitchurch-Stouffville

New

  • In-person Doors Open Ontario

Community Garden Opening

At this special event, Jay Shea from the Odeiwin Foundation will offer a unique learning experience during the opening of the Community Garden at the Jean-Baptiste Lainé Site. This opening will include giving thanks to the land through words and songs, a plant identification tour and a seed-pack giveaway. The Odeiwin Foundation offers Indigenous-led programs to support Indigenous people.

  • Guided tours available
  • Self-guided tours available
  • Site has blue and gold provincial plaque
  • Photography allowed

Contact info

99 Reeves Way Blvd. (street parking available on Lost Pond Crescent and Jonas Millway; please be mindful of the No Parking zones)
Whitchurch-Stouffville, Ontario

Architecture


Dates/hours open

Jun 07, 12:00pm - Jun 07, 02:00pm

St. Mary's Anglican Church Doors Open Ottawa

New

  • In-person Doors Open Ontario

St. Mary's Anglican Church

This church was built after Old St. Mary's at Pinhey's Point was deemed structurally unsafe. Many of the pews and other interior fixtures are from the former church. Old St Mary's was the first Anglican church in the Ottawa diocese and is the oldest church in the Ottawa area. Of note are the stained-glass windows and the lovely wooden interior.

Contact info

2574 Sixth Line Road
Dunrobin, Ontario

Architecture

Year built: 1909
Building type: Place of worship

Dates/hours open

Jun 07, 12:00pm - Jun 08, 04:00pm

Historical Walking Tour: Rails, Roads and Restoration Doors Open Whitchurch-Stouffville

New

  • In-person Doors Open Ontario

Historical Walking Tour: Rails, Roads and Restoration

Established as a Heritage Conservation District in 2024, Stouffville Junction North offers much to explore. Business began to boom here with the opening of the Toronto and Nipissing Railway in 1871. Come and learn about the district as well as the town’s Heritage Awards and Commemorative Plaque Program. The 1.5-hour tour has a limit of 30 people. Sturdy shoes recommended. (Photo: Stouffville Train Station, c. 1900, accession no. 991.043.150.)

  • Guided tours available
  • Partial wheelchair access

Contact info

Start at the Stouffville GO Station (6176 Main Street)
Stouffville, Ontario
https://www.townofws.ca/heritage

Architecture

Year built: Various

Architect: Various

Dates/hours open

Jun 07, 11:00am - Jun 07, 12:30pm

1805 Gaspé Doors Open Ottawa

New

  • In-person Doors Open Ontario

1805 Gaspé

Formerly the Terry Fox Centre, 1805 Gaspé is now a community, multi-tenant, multi-purpose building that houses a farmers’ market, private school, day care centre, Caribbean catering business and home to neighbourhood programs. This three-storey building has been beautifully renovated and repurposed, with an airy foyer that greets visitors. The addition of an elevator makes all floors fully accessible.

  • Adaptive reuse
  • Food vendors
  • Full wheelchair access
  • Photography allowed

Contact info

1805 Gaspé Avenue
Ottawa, Ontario

Architecture

Building type: Commercial Educational facility Food and drink

Dates/hours open

Jun 07, 10:00am - Jun 08, 04:00pm

AIDS Committee of Ottawa Doors Open Ottawa

  • In-person Doors Open Ontario

AIDS Committee of Ottawa

The AIDS Committee of Ottawa has served the community for nearly 40 years, providing support, prevention, education and outreach services that promote the holistic well-being of those living with, affected by, impacted by and at risk of HIV/AIDS in Ottawa. Overlooking the Rideau Canal, this home offers services such as subsidized gym memberships, food bank, laundry and office support.

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

Contact info

19 Main Street
Ottawa, Ontario
http://aco-cso.ca

Architecture

Year built: 1961

Dates/hours open

Jun 07, 10:00am - Jun 07, 04:00pm

Annunciation to the Theotokos-Saint Nicholas Orthodox Cathedral Doors Open Ottawa

New

  • In-person Doors Open Ontario
Annunciation to the Theotokos-Saint Nicholas Orthodox Cathedral

This building was constructed on the eve of the Second World War as a church and bomb shelter. During the war, people came to pray to the Theotokos of the Passion icon for the safe return of their loved ones. All the young community men returned from the war. This icon remains a source of comfort during times of need.

Contact info

15 Lebreton Street North
Ottawa, Ontario
https://ottawacathedral.org

Architecture

Building type: Place of worship

Dates/hours open

Jun 07, 10:00am - Jun 07, 04:00pm

Arts Court Doors Open Ottawa

  • In-person Doors Open Ontario

Arts Court

In 1978, Ottawa’s mayor recommended establishing a municipal arts centre, arts council, arts festival and a permanent art collection for the city. This building initially served as the Carleton County Court House, purpose-built in 1870-71. It was slated for demolition in 1980, but it was saved by the city and turned into the Arts Court. It officially opened in 1988.

  • Adaptive reuse
  • Full wheelchair access
  • Parking
  • Site is protected by the Ontario Heritage Trust
  • Washrooms
  • Photography allowed

Contact info

2 Daly Avenue
Ottawa, Ontario
https://artscourt.ca

Architecture

Year built: 1870-71
Building type: Theatre Gallery
Architect: Robert Surtees

Dates/hours open

Jun 07, 10:00am - Jun 07, 04:00pm

Bank of Canada Doors Open Ottawa

  • In-person Doors Open Ontario
Bank of Canada

The Bank of Canada head office is known for its unique architecture — balancing modern and classical styles. The original granite building spoke of stability and tradition. In 1979, it was partially enclosed by modern glass office towers and a large indoor atrium. The complex has continued to evolve, with the addition of a conference centre, museum and an outdoor plaza.

  • Full wheelchair access
  • Guided tours available
  • Kid-friendly
  • Washrooms

Contact info

245 Sparks Street
Ottawa, Ontario
https://www.bankofcanada.ca

Architecture

Year built: 1938; 1969
Building type: Government building
Architect: Arthur Erickson (ajout de 1969 à 1979)

Dates/hours open

Jun 07, 10:00am - Jun 07, 04:00pm

Bayview Yards Doors Open Ottawa

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

Bayview Yards

Bayview Yards is Ottawa’s one-stop business acceleration shop — bringing together innovators, entrepreneurs, industry leaders, investors and community members. Built as a municipal works building, it once contained machinery storage and repair shops, stables, offices and stockrooms. Built of reinforced concrete with brick panels, it exemplifies the modern industrial architecture popular in Canada from the 1940s to the 1970s.

  • Digital Doors Open
  • Full wheelchair access
  • Guided tours available
  • Kid-friendly
  • Washrooms
  • Photography allowed
  • Virtual tours
  • Kid-friendly

Contact info

Bayview Station Road
Ottawa, Ontario
https://bayviewyards.org

Architecture

Year built: 1941-47
Building type: Government building

Bill Fisch Forest Stewardship and Education Centre Doors Open Whitchurch-Stouffville

  • In-person Doors Open Ontario

Bill Fisch Forest Stewardship and Education Centre

Celebrate the York Regional Forest at this innovative building that creates more energy than it uses. Functioning as the hub for York Region Forestry’s educational programming, this centre was built using local and recycled materials. In 2018, the building became the first LEED Platinum-certified building in Canada. During Doors Open, visit the displays and take a tour of the facility.

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

Contact info

16389 Highway 48
Stouffville, Ontario
https://www.york.ca/environment/forests/outdoor-education

Architecture

Year built: 2015
Building type: Educational facility Green building
Architect: DIOLOG

Dates/hours open

Jun 07, 10:00am - Jun 07, 04:00pm

Billings Estate National Historic Site Doors Open Ottawa

  • In-person Doors Open Ontario

Billings Estate National Historic Site

The main house here is considered to be one of the oldest homes in Ottawa. The Billings family lived here for five generations. Once a large agricultural property, parts of the estate were given to different family members or sold off. Today, what remains is a museum, several outbuildings and a cemetery for more than 140 community and family members.

  • Adaptive reuse
  • Full wheelchair access
  • Guided tours available
  • National Historic Site (Canada)
  • Parking
  • Washrooms
  • Photography allowed

Contact info

2100 Cabot Street
Ottawa, Ontario
https://www.ottawa.ca/billingsestate

Architecture

Year built: 1827-29
Building type: Cemetery Historical landmark Historical house Museum
Architect: Braddish Billings

Dates/hours open

Jun 07, 10:00am - Jun 08, 04:00pm

Blue & Silver Farm Doors Open Whitchurch-Stouffville

New

  • In-person Doors Open Ontario

Blue & Silver Farm

Experience the many outdoor learning opportunities that the Blue & Silver Farm can offer. Built in 1860, this farm — with over 30 hectares (75 acres) — was donated in 2021 to Pickering College by Charles Boyd, who left behind a legacy as an educator. Come and experience a tour of the property, greenhouses, forests and the outdoor kitchen.

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

Contact info

17019 Woodbine Avenue
Stouffville, Ontario
https://www.pickeringcollege.on.ca/about/blue-silver-farm

Architecture

Year built: 1860 (farmhouse); 1905 (barn)
Building type: Educational facility Historical house Farm

Dates/hours open

Jun 07, 10:00am - Jun 07, 04:00pm

Britannia Water Purification Plant Doors Open Ottawa

New

  • In-person Doors Open Ontario

Britannia Water Purification Plant

Constructed in 1961, this is one of two treatment plants operated by the City of Ottawa to supply drinking water to almost one million people. Its source water is the Ottawa River. The treatment process removes undesirable substances — such as colour, suspended particles, algae, bacteria and viruses. Over the years, the site has seen significant expansion and modernization.

Contact info

2731 Cassels Street
Ottawa, Ontario

Architecture

Year built: 1961
Building type: Government building

Dates/hours open

Jun 07, 10:00am - Jun 07, 04:00pm

British High Commission Doors Open Ottawa

  • In-person Doors Open Ontario

British High Commission

This state-of-the-art building, located within the Earnscliffe National Historic Site, has been the official residence for British high commissioners for more than 90 years. The building has LEED Gold status, with reduced water consumption inside and native and drought-resistant vegetation throughout the grounds. Note: Due to renovations, the High Commissioner’s residence will not be open, but the grounds will be.

  • Full wheelchair access
  • Guided tours available
  • Kid-friendly

Contact info

140 Sussex Drive
Ottawa, Ontario
https://www.gov.uk/world/organisations/british-high-commission-ottawa

Architecture

Building type: Government building Green building

Dates/hours open

Jun 07, 10:00am - Jun 07, 04:00pm

Bruce's Mill Conservation Area — Nature Centre Doors Open Whitchurch-Stouffville

  • In-person Doors Open Ontario

Bruce's Mill Conservation Area — Nature Centre

Experience nature's gifts at Bruce's Mill Conservation Park. Walk along the forest trails, admire the high tree canopy, and practise your swing on the driving range. Learn more about the park and conservation! During Doors Open, enjoy a tour or take a guided hike of the conservation area. Entrance fees to be waived for Doors Open Whitchurch-Stouffville.

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

Contact info

3291 Stouffville Road
Stouffville, Ontario
https://trca.ca/parks/bruces-mill-conservation-area

Architecture


Dates/hours open

Jun 07, 10:00am - Jun 07, 04:00pm

Bytown Fire Brigade Historical Society, The Doors Open Ottawa

New

  • In-person Doors Open Ontario

Bytown Fire Brigade Historical Society, The

The Bytown Fire Brigade Historical Society is a volunteer-based non-profit corporation dedicated to preserving, interpreting and celebrating the history of firefighting in Ottawa. They collect and maintain historical firefighting artifacts — including vintage fire trucks, uniforms, equipment and photographs — illustrating the evolution of firefighting technology. Through its efforts, they help preserve Ottawa’s firefighting heritage for future generations.

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

Contact info

2880 Sheffield Road, #1
Ottawa, Ontario
https://bytownfire.ca

Architecture

Building type: Historical landmark Museum Fire station

Dates/hours open

Jun 07, 10:00am - Jun 08, 04:00pm

Bytown Museum: Commissariat Building Doors Open Ottawa

  • In-person Doors Open Ontario

Bytown Museum: Commissariat Building

Take a behind-the-scenes tour of Ottawa’s oldest stone building. The Bytown Museum offers tours of the Commissariat Building throughout the day. Come check out their new temporary exhibit and award-winning gallery renewal, a showcase of their historical costume collection and their vault. Enjoy a fresh lemonade next to the Ottawa lockstation, part of the Rideau Canal UNESCO World Heritage Site.

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

Contact info

1 Canal Lane
Ottawa, Ontario
https://bytownmuseum.com

Architecture

Year built: 1827
Building type: Historical landmark Museum
Architect: The Corps of the Royal Engineers, Thomas McKay

Dates/hours open

Jun 07, 10:00am - Jun 07, 04:00pm

ByWard Market Building Doors Open Ottawa

  • In-person Doors Open Ontario

ByWard Market Building

The ByWard Market has been Lowertown’s focal point since 1848. This particular site has served as a market since 1875. The present building is the fifth to house the market. Home to food merchants, specialty boutiques and artisans operating in indoor and outdoor spaces, the ByWard Market Building is a landmark. For Doors Open, enjoy special tours, displays and presentations.

  • Adaptive reuse
  • Food vendors
  • National Historic Site (Canada)
  • Washrooms
  • Photography allowed

Contact info

55 ByWard Market Square
Ottawa, Ontario
https://www.byward-market.com

Architecture

Year built: 1928
Building type: Attraction Commercial Food and drink Historical landmark
Architect: Richards and Abra, Barry Padolsky

Dates/hours open

Jun 07, 10:00am - Jun 08, 04:00pm

Canada Council Art Bank Doors Open Ottawa

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

Canada Council Art Bank

With over 17,000 artworks by over 3,000 artists, the Canada Council Art Bank houses the largest collection of contemporary Canadian art in the world. The collection houses paintings, sculptures, drawings, photographs and prints by emerging and established artists, including a significant number of Indigenous artists. The collection is also regularly featured at the Canada Council for the Arts main office.

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

Contact info

921 St. Laurent Blvd.
Ottawa, Ontario
https://artbank.ca

Architecture

Building type: Museum Gallery

Canadian Conservation Institute Doors Open Ottawa

  • In-person Doors Open Ontario

Canadian Conservation Institute

The Canadian Conservation Institute (CCI) and the Canadian Heritage Information Network (CHIN), part of the Department of Canadian Heritage, were created in 1972 to advance and promote the conservation of Canada’s heritage collections. The building houses over 20 laboratories, metal and wood workshops and over 100 offices. Don’t miss “Captain Conservation,” an imposing fiberglass sculpture over the front entrance.

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

Contact info

1030 Innes Road
Ottawa, Ontario
https://www.canada.ca/en/conservation-institute.html

Architecture

Building type: Government building Historical landmark Museum

Dates/hours open

Jun 07, 10:00am - Jun 07, 04:00pm

Cancer Research Lab at The Ottawa Hospital Doors Open Ottawa

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

Cancer Research Lab at The Ottawa Hospital

The Ottawa Hospital is a world leader in cancer research. During Doors Open, discover fascinating cancer research with a behind-the-scenes tour of a lab, and an opportunity to explore the lab’s high-tech tools. For safety reasons, visitors must be 16 years or older. Forty-minute guided tours leave every hour from the Cancer Centre lobby. Space is limited. Registration is required.

  • Digital Doors Open
  • Full wheelchair access
  • Guided tours available
  • Parking
  • Washrooms
  • Videos
  • Virtual tours

Contact info

501 Smyth Road
Ottawa, Ontario
https://www.ohri.ca/Programs/cancer_therapeutics

Architecture

Year built: 2011
Building type: Health-care facility