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Doors Open Ontario

The Ontario Heritage Trust works with communities across the province to open the doors, gates and courtyards of their unique and most fascinating cultural sites so you can explore the stories inside. Discover the story behind every door.

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Visit the Doors Open Ontario website — in this, our 25th season — and discover all the sites that are participating in events throughout the season. See how you can volunteer and support this provincewide program. Connect with the past and appreciate the architectural and cultural wonders that make Ontario unique.

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: Start planning your excursion today
Commerce Court, Toronto (Photo: Greg David)

Commerce Court, Toronto

Photo: Greg David

What is Doors Open Ontario?

Doors Open Ontario is a provincewide heritage tourism program that gives the public free access to explore fascinating heritage properties all across Ontario. It showcases the buildings, natural spaces, infrastructure and cultural landscapes that shape and define our communities. Hosting Doors Open Ontario in your community celebrates its identity, generates volunteerism, builds interest in Ontario’s heritage and drives cultural tourism and economic development opportunities. Participating sites must offer free admission to the public and can include museums, places of worship, public, cultural or institutional buildings, private businesses, trails and natural areas and more.

Presenting sponsor

TD logo

See what communities are participating in 2026

April

May

June

July

August

September

October

TBC

  • Brampton
  • Chatham-Kent
  • Quinte West