The Municipal Property Assessment Corporation (MPAC) is responsible for accurately classifying and valuing all properties in Ontario. In 2016, MPAC updated the assessed values of every property in Ontario.

For information on how assessment works, market trends, the Request for Reconsideration process and property assessment and taxation, visit If you would like to see the information MPAC has on file for your property or compare your property to others in your area, you can register and login using the Roll Number and Access Key located on your Property Notice Assessment

For realtors and legal agencies (i.e. lawyers) who are working on behalf of the property owners, please obtain MPAC information by visiting the website.

Applications For Section 357/358 Tax Adjustments

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