The Ontario government is protecting the former Guelph prison.

The June 10, 2021 article is by Dan Gibson. 

 Guelph Reformatory.

The Ontario Heritage Act Part 1V would apply to the entire property at 785 York Road, known as the Guelph Correctional Centre or Ontario Reformatory, and sets out the following heritage attributes for protection:

• 58 acres or 143.321 acres of the property recognized as a cultural heritage landscape and as a property of provincial significance.
• 12 buildings, including the administration building, superintendent's residence, Willowbank Hall, detention complex, machine shop and greenhouse. 
• Ornamental grounds including stone walls, fences, stairs, gates and gateposts along York Road, terraced gardens, the ponds, bridge, waterways and mature trees planted along roads.
• Circulation patterns on the property.
• Open areas and clear sight lines around the main detention complex.  work in progress