Government of Ontario     |    

Ministry of Government and Consumer Services

Archives Of Ontario

The Reading Room is open by appointment only. Book an appointment.

Click to know more about Family History

Follow this link to learn how to trace your family history using the records held by the Archives of Ontario

Click to know more about Education

The Archives of Ontario brings education to life with resources and online lesson plans

Click to know about What We Have

Explore the Archives' collections using our research guides and various Databases

At Centre Stage...

Title card with the text "Unboxing the Archives

Curious to learn more about the Archives of Ontario, trace your family history in the province, or discover how to research our collections online? Check out the first three films in our Unboxing the Archives video series on our YouTube channel.

Photo by Stan Wesley featuring the written document of the James Bay Treaty (Treaty No. 9), a photo of Chief Michel Batise and his wife at the Fort Matachewan signing ceremony in 1906, and a flag from the ceremony.

Learn about the treaty that covers roughly two-thirds of Ontario’s total landmass, including the context and different interpretations of the treaty, its impact on Indigenous communities, and the role that archival records and other forms of memory have come to play in its story.

Mary Branton holding a book

We’re pleased to share that the Alvin D. McCurdy fonds (F 2076) has been inscribed on the Canadian Commission for UNESCO’s Canada Memory of the World Register. This is a first for one of our collections and demonstrates the importance of the McCurdy fonds to the collective history of Canada.

Fans at a Beatles concert at Maple Leaf Gardens, Toronto, September 7, 1964 (F 4695-1, NGC00095A)

Exciting news, researchers! We’re giving our research guides an updated look and added a new one to help you locate popular ethno-cultural records from our collections. Click here to take a look!

Photo of a man looking at a microfilm reel with a magnifying glass

Explore some of our most popular microfilm collections online! FamilySearch International has digitized these collections for you to access free of charge through the FamilySearch website. Learn more.

Puzzle depicting a Costumed woman in Caribana parade, Toronto

Discover amazing records from the Archives of Ontario’s collections and put your puzzling skills to the test.