Property Tax in Ontario: What Buyers Should Know

What is property tax in Ontario?

Property tax is a regular cost homeowners pay to the city or town where the property is located.

In Ontario, property tax helps fund local services such as roads, garbage collection, libraries, schools, parks, emergency services, and other municipal needs.

If you are buying a home, property tax should be included in your monthly budget from the beginning.

Why property tax matters for buyers

Many buyers focus mostly on the mortgage payment.

But your mortgage payment is not the full cost of owning a home.

Property tax can add hundreds of dollars per month to your housing costs, depending on the city, property value, and tax rate.

How is property tax calculated?

Property tax is usually based on the assessed value of the property and the local tax rate set by the municipality.

The simple idea is:

Different cities in Ontario can have different property tax rates, so two homes with similar prices may not always have the same property tax bill.

Do property taxes change every year?

Yes, property taxes can change.

They may change because of:

• Municipal budget changes
• Property assessment updates
• Local tax rate changes
• School board tax changes
• Property improvements or renovations

This means buyers should avoid assuming that today’s property tax amount will stay the same forever.

Does property tax affect mortgage approval?

Yes, it can.

When lenders review mortgage affordability, they often consider property tax as part of your housing costs.

That means higher property taxes can affect how much mortgage you may qualify for.

Before shopping, you can estimate the mortgage payment using the Mortgage Payment Calculator.

Property tax vs mortgage payment

Your mortgage payment pays back the money you borrowed to buy the home.

Property tax is separate. It is paid to the municipality and continues for as long as you own the property.

That is why a home can look affordable based on the mortgage payment alone, but feel more expensive once taxes are included.

Should buyers estimate property tax before making an offer?

Yes.

Before making an offer, buyers should try to understand:

• The annual property tax amount
• The estimated monthly equivalent
• Whether taxes are included with the mortgage payment
• How taxes affect total affordability

You can estimate total monthly home costs using the Homeownership Cost Calculator.

What if you do not know the property tax amount?

If you are early in your search, you may not know the exact property tax amount yet.

Some buyers use rough estimates when comparing homes, but the actual property tax should be confirmed before making a final decision.

Why property tax matters more in Ontario cities

Ontario buyers often compare homes across different cities and neighbourhoods.

A buyer may compare Toronto, Mississauga, Brampton, Hamilton, Vaughan, Oshawa, or other areas.

Because property tax rates and home prices can vary, the monthly cost of owning a home can also vary by location.

This is why looking only at the purchase price can be misleading.

Simple summary

Property tax in Ontario is an ongoing cost paid by homeowners to their municipality.

It can affect your monthly budget, mortgage affordability, and the total cost of owning a home.

Before buying, it is smart to calculate both your mortgage payment and your full homeownership costs.

Last updated: June 2026