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Doors Open Ontario:

763 In-person Doors Open sites

Quinte Museum of Natural History Doors Open Quinte West

  • In-person Doors Open Ontario

Quinte Museum of Natural History

Explore local fossils and life-size whale skeletons! This museum brings local and global natural history together through Fossilized Quinte, an interactive fossil display, and the immersive Diving Deep: A Tale of Whales Through Time whale exhibit. During Doors Open, staff and volunteers will be on hand to answer questions and enhance your self-guided experience.

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

Contact info

99 Dufferin Avenue
Trenton, Ontario
Email: info@quintemuseum.ca
https://quintemuseum.ca

Architecture

Building type: Museum

Dates/hours open

Oct 04, 10:00am - Oct 04, 04:00pm

Quinte West Gardens-Growing Community Doors Open Quinte West

  • In-person Doors Open Ontario

Quinte West Gardens-Growing Community

The goal of this community garden, located at the base of Mount Pelion, is to grow a sense of community by encouraging relationships through gardening, food production, environmental awareness and education. Join a guided tour and enjoy some samples. Garden-themed kids’ activities and seed-saving stations will also be available. Light refreshments and garden-grown food will be served.

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

Contact info

47 Guelph Street
Trenton, Ontario
Email: info@quintewestgardens.org
https://www.quintewestgardens.org

Architecture

Year built: 2016
Building type: Food and drink

Dates/hours open

Oct 04, 10:00am - Oct 04, 04:00pm

Quinte West Public Library (Trenton Branch) Doors Open Quinte West

  • In-person Doors Open Ontario

Quinte West Public Library (Trenton Branch)

The Quinte West Public Library offers a variety of materials and programs — including here at the Trenton Branch. During Doors Open, check out the Library Maker Fair for hands-on experiences in creativity and innovation. Explore multiple interactive stations where you can make, build and design using the library's Makerspace equipment. Fun for all ages. Come see what you can create!

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

Contact info

7 Creswell Drive
Trenton, Ontario
https://qwpl.ca

Architecture

Building type: Library

Dates/hours open

Oct 04, 10:00am - Oct 04, 04:00pm

Royal Canadian Legion Branch 25 Doors Open Sault Ste. Marie

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  • In-person Doors Open Ontario
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Royal Canadian Legion Branch 25

Come and explore the new home of the Royal Canadian Legion Branch 25 — complete with a museum where you can learn about the Sault’s miliary service over the years. Part of their new home is also an award-winning residential facility. In addition to museum artifacts, more military artifacts and exhibits will be available in the adjacent meeting rooms. (Photo: SalDan Construction Group)

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

Contact info

96 Great Northern Road
Sault Ste. Marie, Ontario
Email: rclbranch25@shawbiz.ca
https://www.facebook.com/branch25

Architecture

Year built: 2023
Building type: Museum Private residence Archives

Sault Ste. Marie Armoury Doors Open Sault Ste. Marie

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  • In-person Doors Open Ontario

Sault Ste. Marie Armoury

Explore the Sault Ste. Marie Armoury, home to the 49th (Sault Ste. Marie) Field Regiment, Royal Canadian Artillery and the 33 Service Battalion. Today, army reserve and cadet units use the facility for military drills and training. Visit the Lest We Forget Remembrance and History Library and Last Post Museum. Learn about anti-aircraft guns and the Howitzer artillery gun outside.

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

Contact info

375 Pine Street (1 Garrison Way)
Sault Ste. Marie, Ontario
https://rca-arc.org/49th-field-artillery-regiment-rca

Architecture

Year built: 1950
Building type: Military Museum

Dates/hours open

Oct 04, 10:00am - Oct 04, 04:00pm

Sault Ste. Marie Métis Heritage Centre, The Doors Open Sault Ste. Marie

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  • In-person Doors Open Ontario

Sault Ste. Marie Métis Heritage Centre, The

Located in a former church, the Métis Heritage Centre opened in 2025 as a cultural and spiritual centre for the Sault Ste. Marie Métis community. Come and tour exhibits and learn more about the history of the community, its connection to the city’s origins and their unique culture. Engage in free family activities or browse the gift shop.

  • Adaptive reuse
  • Guided tours available
  • Kid-friendly
  • Parking
  • Partial wheelchair access
  • Washrooms

Contact info

138 John Street
Sault Ste. Marie, Ontario
Email: info@ssmmetisheritage.ca
https://ssmmetisheritage.ca

Architecture

Year built: 1914-57
Building type: Cemetery Historical landmark Museum Place of worship

Dates/hours open

Oct 04, 10:00am - Oct 04, 04:00pm

Sault Ste. Marie Public Library (James L. McIntyre Centennial Branch) Doors Open Sault Ste. Marie

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  • In-person Doors Open Ontario

Sault Ste. Marie Public Library (James L. McIntyre Centennial Branch)

Constructed as Sault Ste. Marie’s centennial project, the James L. McIntyre Centennial Library marked the beginning of the city’s waterfront redevelopment program. Come and explore behind the scenes and discover the history of the stacks. Special guest Frank Sarlo will open the event with a reading from his most recent book, The West End: A Magical Place Created by Giants.

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

Contact info

50 East Street
Sault Ste. Marie, Ontario
Email: admin.library@cityssm.on.ca
https://ssmpl.ca

Architecture

Year built: 1966
Building type: Library
Architect: Frederic Rounthwaite

Dates/hours open

Oct 04, 10:00am - Oct 04, 01:00pm

Shingwauk Kinoomaage Gamig Doors Open Sault Ste. Marie

  • In-person Doors Open Ontario

Shingwauk Kinoomaage Gamig

The Anishinaabek Discovery Centre was completed in 2019 as the new home of Shingwauk Kinoomaage Gamig — the centre of excellence in Anishinaabe post-secondary education. The design was inspired by Chief Shingwauk's vision of a “teaching wigwam." The 7.3-metre (24-foot) barrel-vault timber roof is crafted of spruce and the dome structure mimics that of a traditional Anishinaabe lodge.

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

Contact info

1491 Queen Street East
Sault Ste. Marie, Ontario
https://shingwauku.org

Architecture

Year built: 2019
Building type: Educational facility Historical landmark
Architect: Two Row Architect

Dates/hours open

Oct 04, 10:00am - Oct 04, 04:00pm

The Mill Doors Open Woodstock

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  • In-person Doors Open Ontario

The Mill

Come and explore The Mill — a unique destination for handcrafted items and home décor made by local artisans. Over the years, this site has been many things: the Canadian Oat Flakes Company (1912), Woodstock Chopping Company (1924-26), the West End Chopping Company (1928-30), the West End Chopping & Feed Mill (1934-44) and West End Feed Mill (1949-51).

  • Adaptive reuse
  • Food vendors
  • Kid-friendly
  • Parking
  • Washrooms
  • Photography allowed
  • Rental opportunities

Contact info

50a Ingersoll Road
Woodstock, Ontario
Email: themillwoodstock1@gmail.com
https://www.themillwoodstock.ca

Architecture

Building type: Commercial Historical landmark

Dates/hours open

Oct 04, 10:00am - Oct 04, 04:00pm

Trenton Greenbelt Conservation Area Doors Open Quinte West

  • In-person Doors Open Ontario

Trenton Greenbelt Conservation Area

Explore this conservation area with Lower Trent Conservation staff, who will be on hand to share insights into the restoration process and highlight key features of the site's natural regeneration. You can also enjoy a hands-on Painting in Nature activity — good for all ages — with all materials provided, offering a creative way to connect with the landscape.

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

Contact info

129 Front Street
Quinte West, Ontario
Email: information@ltc.on.ca
https://ltc.on.ca/conservation_lands/trenton-greenbelt

Architecture


Dates/hours open

Oct 04, 10:00am - Oct 04, 04:00pm

Trenton Town Hall 1861 Doors Open Quinte West

  • In-person Doors Open Ontario

Trenton Town Hall 1861

Trenton Town Hall was designated by the town council in 1983. This glorious building now houses various exhibits about local history — courtesy of the Trent Port Historical Society. Come and explore the special exhibit on the History of Apples and How They Effected Our Economy and view the video Apples & Egos by local historian and videographer Sean Scally.

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

Contact info

55 King Street
Trenton, Ontario
Email: trentporthistoricalsociety@outlook.com
https://www.trentporthistoricalsociety.ca

Architecture

Year built: 1861
Building type: Government building Historical landmark
Architect: Kivas Tully

Dates/hours open

Oct 04, 10:00am - Oct 04, 04:00pm

Wawanosh Monument and Memorial Project Doors Open Sault Ste. Marie

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  • In-person Doors Open Ontario

Wawanosh Monument and Memorial Project

The location of the former Wawanosh Indian Residential School is now a place of quiet reflection. The school began in 1887 and closed in 1901 when the girls were moved to the Shingwauk Residential School. The intent of this sacred space is to create visibility and curiosity for passersby to help create awareness of the history of Residential Schools. (Photo: City of Sault Ste. Marie)

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

Contact info

96 Great Northern Road
Sault Ste. Marie, Ontario
https://childrenofshingwauk.org/wawnosh-memorial-project

Architecture

Year built: 2022
Building type: Historical landmark

Dates/hours open

Oct 04, 10:00am - Oct 04, 04:00pm

Woodstock Masonic Lodge Doors Open Woodstock

  • In-person Doors Open Ontario

Woodstock Masonic Lodge

This building was purchased by local Masons in November 1921. After extensive renovations, it was rededicated by the Grand Lodge on January 10, 1923. A 100th anniversary celebration took place in 2023, conducted by Grand Lodge officers and witnessed by Masons and non-Masons alike. The three Masonic Lodges held here are King Solomon's 43, Oxford 76 and Mercer Wilson 678.

  • Full wheelchair access
  • Guided tours available
  • Washrooms
  • Photography allowed

Contact info

10 Brock Street
Woodstock, Ontario

Architecture

Building type: Masonic lodge

Dates/hours open

Oct 04, 10:00am - Oct 04, 04:00pm

Woodstock Museum National Historic Site Doors Open Woodstock

  • In-person Doors Open Ontario

Woodstock Museum National Historic Site

Come and explore the Old Town Hall, constructed in 1853 as Woodstock’s first public market, council chamber and concert hall. Serving later as the fire hall and jail, the building became the home of the Oxford County Museum in 1947. For Doors Open Woodstock, take a behind-the-scenes tour of this fascinating site.

  • Adaptive reuse
  • Full wheelchair access
  • Guided tours available
  • Kid-friendly
  • National Historic Site (Canada)
  • Self-guided tours available
  • Washrooms
  • Photography allowed
  • Rental opportunities

Contact info

466 Dundas Street
Woodstock, Ontario
Email: museum@cityofwoodstock.ca
https://www.cityofwoodstock.ca/en/live-and-play/woodstock-museum.aspx

Architecture

Year built: 1853
Building type: Concert hall Government building Historical landmark Museum

Dates/hours open

Oct 04, 10:00am - Oct 04, 04:00pm

Woodstock Public Library Doors Open Woodstock

  • In-person Doors Open Ontario

Woodstock Public Library

This library ignites curiosity and connects our community to a world of ideas, resources and enriching experiences. It has a rich history. In 1905, the Carnegie Foundation awarded the City of Woodstock a grant for the construction of a library. In 1909, this beautiful building officially opened. Come and explore the space that continues to grow with the community.

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

Contact info

445 Hunter Street
Woodstock, Ontario
https://www.mywpl.ca

Architecture

Year built: 1909
Building type: Historical landmark Library

Dates/hours open

Oct 04, 10:00am - Oct 04, 04:00pm

St. Peter Celestine Roman Catholic Church Doors Open Mississippi Mills

  • In-person Doors Open Ontario

St. Peter Celestine Roman Catholic Church

This church was constructed in the classical style, typical of southern Europe, which was introduced to Canada by the French in the 17th century. It is one of the most architecturally interesting and impressive churches in rural Canada. Come and explore this fine building, including its superb original interior décor, which survives intact from over a century ago.

  • Parking
  • Self-guided tours available
  • Photography allowed

Contact info

139 Renfrew Street
Pakenham, Ontario
https://stpetercelestine.ca

Architecture

Year built: 1892
Building type: Place of worship

Dates/hours open

Sep 28, 12:00pm - Sep 28, 04:00pm

Almonte Old Town Hall Doors Open Mississippi Mills

  • In-person Doors Open Ontario

Almonte Old Town Hall

This beautiful historical landmark is in the heart of Almonte, attracting attention from all over town (as was the intention when the building was constructed). It has housed a variety of different operations over the years — including a fire station, police station and jail, and municipal library. Today, it's used for theatre productions, events, weddings, classes and municipal office space.

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

Contact info

14 Bridge Street
Almonte, Ontario
Email: events@mississippimills.ca
https://www.mississippimills.ca/AOTH

Architecture

Year built: 1885
Building type: Concert hall Government building Historical landmark Library Theatre Fire station
Architect: George Willoughby

Dates/hours open

Sep 28, 10:00am - Sep 28, 04:00pm

Mill of Kintail Doors Open Mississippi Mills

  • In-person Doors Open Ontario

Mill of Kintail

Situated on 62 hectares (154 acres) amid field, forest and the Indian River, the Mill of Kintail also offers trails to explore. This heritage property boasts picnic areas, a large, covered shelter, an education centre and a half basketball court. Visit the adjoining R. Tait McKenzie and Dr. James Naismith museums to learn about the area's two national historic figures.

  • Adaptive reuse
  • Guided tours available
  • Kid-friendly
  • National Historic Site (Canada)
  • Partial wheelchair access
  • Site is protected by the Ontario Heritage Trust
  • Washrooms
  • Photography allowed
  • Rental opportunities

Contact info

2854 Ramsay Concession 8
Mississippi Mills, Ontario
Email: curator@mvc.on.ca
https://mvc.on.ca/conservation-areas/mill-of-kintail

Architecture

Year built: 1830
Building type: Attraction Historical landmark Museum

Dates/hours open

Sep 28, 10:00am - Sep 28, 04:00pm

Mississippi Mills Fire Department Station 1 — Almonte Doors Open Mississippi Mills

  • In-person Doors Open Ontario

Mississippi Mills Fire Department Station 1 — Almonte

The five-bay garage at this site houses a fleet of emergency response vehicles, including front-line and training pumpers, a tanker, an aerial and multi-purpose truck, the Lanark County Rescue unit, and the 1934 2.5-ton fire truck. Behind the fire station is the training centre that is used by the Lanark County Recruit Program, the department’s 50 volunteer firefighters and more.

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

Contact info

478 Almonte Street
Almonte, Ontario
Email: fireadmin@mississippimills.ca
https://www.mississippimills.ca/MMFD

Architecture

Year built: 2002
Building type: Fire station

Dates/hours open

Sep 28, 10:00am - Sep 28, 02:00pm

Mississippi Mills Wastewater Treatment Plant Doors Open Mississippi Mills

  • In-person Doors Open Ontario

Mississippi Mills Wastewater Treatment Plant

Mississippi Mills owns a wastewater treatment facility located just outside of Almonte. The facility treats all sanitary sewage generated in the Almonte ward and is operated by the Ontario Clean Water Agency on behalf of the municipality. This facility treats wastewater using advanced processes and outputs treated water to the Mississippi River. Come for this rare opportunity to see inside.

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

Contact info

212 Wolf Grove Road
Almonte, Ontario
Email: zmoshonas@mississippimills.ca
https://www.mississippimills.ca/en/municipal-services/water-and-sewage.aspx

Architecture


Dates/hours open

Sep 28, 10:00am - Sep 28, 02:00pm

North Lanark Regional Museum Doors Open Mississippi Mills

  • In-person Doors Open Ontario

North Lanark Regional Museum

The North Lanark Regional Museum tells the stories of the North Lanark Region through the collection, preservation and presentation of artifacts, culture and local history. During Doors Open, come and experience the region’s unique heritage through inspiring museum programs, special events and a readily accessible local history and genealogical collection. There is also a fascinating pioneer cabin to explore.

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

Contact info

647 River Road
Appleton, Ontario
Email: nlrmuseum@gmail.com
https://www.northlanarkregionalmuseum.com

Architecture

Year built: 1983
Building type: Historical landmark Museum

Dates/hours open

Sep 28, 10:00am - Sep 28, 04:00pm

Old Mill Manor, The (Robert Teskey House) Doors Open Mississippi Mills

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

Old Mill Manor, The (Robert Teskey House)

This former home of sawmill owner Robert Teskey is now a popular venue for celebrations and getaway weekends, complete with a pool and hot tub. Teskey emigrated from County Cork in Ireland in 1823 at the age of 24 with his parents and siblings as part of the Peter Robinson settlers project to help populate British North America.

  • Digital Doors Open
  • Adaptive reuse
  • Guided tours available
  • Parking
  • Photography allowed
  • Rental opportunities
  • Virtual tours

Contact info

104 Old Mill Lane
Appleton, Mississippi Mills, Ontario
Email: julie.odin@gmail.com
https://www.theoldmillmanor.com

Architecture

Year built: 1842
Building type: Commercial Historical house

Walking tour — East Side Story Doors Open Barrie

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  • In-person Doors Open Ontario

Walking tour — East Side Story

Downtown Barrie is filled with secrets! What you see is not all there is. Your favourite Dunlop Street East shops are housed in 1870s-era buildings, most of which rest on foundations that are even decades older. For one day only, take this walking tour, hear some stories, and see rarely viewed historical spaces. Hosted by the Barrie Historical Archive.

  • Adaptive reuse
  • Guided tours available
  • Parking
  • Partial wheelchair access
  • Photography allowed

Contact info

30 Simcoe Street (Meridian Place)
Barrie, Ontario
Email: info@barriearchive.ca
https://www.barriearchive.ca

Architecture

Year built: Various

Architect: Various

Dates/hours open

Sep 27, 12:00pm - Sep 27, 01:00pm

Heritage Walking Tour — Barrie's Hidden Past Doors Open Barrie

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  • In-person Doors Open Ontario

Heritage Walking Tour — Barrie's Hidden Past

Discover Barrie’s rich history on this walking tour along the waterfront – visiting landmarks like the Southshore Centre and the Allandale GO Station. Hear about when ice was harvested from Lake Simcoe. Uncover the mystery of a sunken ship. And meet Kempenfelt Kelly — Barrie’s own lake monster. Registration required (only 15 people per tour). Hosted by Scary Company and Tourism Barrie.

  • Guided tours available
  • Photography allowed

Contact info

Meet at 4 Essa Road (Barrie Visitor Information Centre)
Barrie, Ontario
Email: info@tourismbarrie.com
https://www.scarycompany.com

Architecture

Year built: Various

Architect: Various

Dates/hours open

Sep 27, 11:00am - Sep 27, 03:00pm