Property Taxes

New! Property Tax Portal

We are excited to launch a new online property tax portal to better serve our community. Register for an account and learn more!

The Town of Newmarket's primary funding source is property tax which is divided between the Town of Newmarket, York Region and the school boards. Property taxes enable the Town to provide the high quality of municipal programs and services that Newmarket residents are accustomed to.

Newmarket determines your property taxes by multiplying your current value assessment (determined by the MPAC) by the Town's tax rate, the Region of York's tax rate and the provincial education tax rate.

If you have questions about your property assessment, please contact the Municipal Property Assessment Corporation (MPAC). 

Property tax due dates

Final property tax bills are issued in June each year. The 2026 due dates are:

  • Friday, July 24, 2026
  • Tuesday, August 25, 2026
  • Friday, September 25, 2026

The 2026 Interim bill due dates are:

  • Wednesday, February 25, 2026
  • Wednesday, March 25, 2026
  • Monday, April 27, 2026

If you receive a Supplementary or Omitted Assessment Notice from MPAC you will receive a property tax bill in late fall.

Town offers a number of payment options for property taxes.  

Property tax payment options

Note: Please contact our office before the instalment due date(s) if you don’t receive a tax bill. Failure to receive a tax bill or notice does not excuse a taxpayer from the responsibility for payment of the taxes nor relieve the liability for Penalty/Interest.

On this page

Property tax portal

Property tax portal now available! 

Newmarket has launched an online Property Tax Portal that will allow property owners to access their property tax information securely online and anytime through an easy-to-use platform. 

Sign up for an account and link their property/properties to the account to:

•    Access their tax information 24/7 
•    View their account information, balance and more 
•    Print tax statements, tax receipts and view other information
•    Pay their property tax bill online securely through their banking institution  

Access the Property Tax Portal 
 

Property Tax Portal

Register for the property tax portal 

To register for an account and link a property users will need an email address. To link a property to the account, users will need the following information from a recent Interim or Final Property Tax bill:
•    Customer Number 
•    Property Tax Roll Number
•    Tax year (of the tax bill you are using to validate your property) 
•    Account Balance

Access to this information can be found on the interim or final tax bill. To learn more about how to register and link an account, view our Property Tax Portal User Guide. [PDF/1.3MB]

Property Tax Portal User Guide [PDF/1.3MB]

Where do property taxes go?

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Pie chart showing tax allocation: 38% York Region, 37% Town, 25% School Boards.
Breakdown of where your taxes go

Property tax increases​

Glossary of tax terms