St. Catharines Property Tax Rate 2026
The residential rate, what it is made of and what it costs on a home
St. Catharines' 2026 residential property tax rate is 1.8422% of assessed value, up from 1.7749% in 2025 (+3.8%). A home assessed at $500,000 pays about $9,211 a year, and one at $1,000,000 about $18,422. It is the 4th highest of the 35 Ontario cities on this site, where the median is 1.2721%.
What the rate is made of
| Part | Rate | On a $500,000 home |
|---|---|---|
| City of St. Catharines | 0.7050% | $3,525 |
| Niagara Region | 0.7741% | $3,871 |
| Niagara Region transit | 0.1370% | $685 |
| Niagara Region waste management | 0.0731% | $365 |
| Education (provincial) | 0.1530% | $765 |
| Total, 2026 | 1.8422% | $9,211 |
| Total, 2025 | 1.7749% | $8,874 |
It is the urban rate, which covers most of the city; properties outside the urban service area pay 1.8334%.
Property tax at different home values
| Assessed value | Tax a year | A month |
|---|---|---|
| $400,000 | $7,369 | $614 |
| $600,000 | $11,053 | $921 |
| $800,000 | $14,737 | $1,228 |
| $1,000,000 | $18,422 | $1,535 |
| $1,500,000 | $27,633 | $2,303 |
| $2,000,000 | $36,844 | $3,070 |
Ontario cities compared
| City | 2026 Rate | 2025 Rate | Change | Tax on $500,000 |
|---|---|---|---|---|
| Markham | 0.7229% | 0.7003% | +3.2% | $3,614 |
| Vaughan | 0.7492% | 0.7327% | +2.3% | $3,746 |
| Richmond Hill | 0.7601% | 0.7370% | +3.1% | $3,801 |
| Toronto | 0.7673% | 0.7541% | +1.8% | $3,837 |
| Oakville | 0.8510% | 0.8346% | +2% | $4,255 |
| Whitchurch-Stouffville | 0.8552% | 0.8296% | +3.1% | $4,276 |
| Milton | 0.8651% | 0.8260% | +4.7% | $4,326 |
| Aurora | 0.8740% | 0.8509% | +2.7% | $4,370 |
| Newmarket | 0.9190% | 0.8916% | +3.1% | $4,595 |
| Caledon | 0.9822% | 0.9354% | +5% | $4,911 |
| Halton Hills | 1.0040% | 0.9555% | +5.1% | $5,020 |
| Burlington | 1.0153% | 0.9716% | +4.5% | $5,076 |
| Mississauga | 1.0879% | 1.0339% | +5.2% | $5,440 |
| New Tecumseth | 1.1100% | 1.0800% | +2.8% | $5,550 |
| Georgina | 1.1911% | 1.1558% | +3.1% | $5,956 |
| Innisfil | 1.2396% | 1.1897% | +4.2% | $6,198 |
| Brampton | 1.2534% | 1.2006% | +4.4% | $6,267 |
| Ottawa | 1.2721% | 1.2271% | +3.7% | $6,361 |
| Pickering | 1.3373% | 1.2882% | +3.8% | $6,686 |
| Whitby | 1.3825% | 1.3322% | +3.8% | $6,912 |
| Ajax | 1.3887% | 1.3357% | +4% | $6,943 |
| Kitchener | 1.4060% | 1.3567% | +3.6% | $7,030 |
| Clarington | 1.4192% | 1.3650% | +4% | $7,096 |
| Waterloo | 1.4323% | 1.3655% | +4.9% | $7,161 |
| Barrie | 1.4675% | 1.4118% | +3.9% | $7,338 |
| Guelph | 1.4944% | 1.3977% | +6.9% | $7,472 |
| Cambridge | 1.5122% | n/a | n/a | $7,561 |
| Hamilton | 1.5572% | 1.4971% | +4% | $7,786 |
| Oshawa | 1.5753% | 1.5245% | +3.3% | $7,877 |
| Kingston | 1.6054% | 1.5518% | +3.5% | $8,027 |
| London | 1.7271% | 1.6764% | +3% | $8,636 |
| St. Catharines | 1.8422% | 1.7749% | +3.8% | $9,211 |
| Greater Sudbury | 1.9072% | 1.8263% | +4.4% | $9,536 |
| Thunder Bay | 1.9231% | 1.8563% | +3.6% | $9,616 |
| Windsor | 2.0965% | 2.0953% | +0.1% | $10,483 |
All of them, with how assessment works in Ontario, on the Ontario property tax rates page.
St. Catharines Property Tax: Quick Answers
What is the property tax rate in St. Catharines?
1.8422% of assessed value for a home in 2026, as described below. It is made up of City of St. Catharines (0.7050%), Niagara Region (0.7741%), Niagara Region transit (0.1370%), Niagara Region waste management (0.0731%) and education (0.1530%).
How much is property tax on a house in St. Catharines?
About $9,211 a year on a home assessed at $500,000, $13,816 at $750,000 and $18,422 at $1,000,000.
How is property tax calculated in St. Catharines?
The city multiplies the home's assessed value by the rate: $500,000 × 1.8422% = $9,211. Ontario still assesses homes at their value on January 1, 2016, so the bill on a home bought today is usually lower than the rate times the price.
Did property tax go up in St. Catharines in 2026?
The rate went up 3.8%, from 1.7749% in 2025 to 1.8422%. A bill also changes with the home's assessment.
Work out your own numbers
- Property tax estimator: the tax on your home's assessed value
- Annual cost of ownership calculator: property tax with insurance, utilities and upkeep
- Understanding property taxes before you buy
- Income needed to buy a home in each city, with property tax in the monthly cost
Other provinces
Source: St. Catharines, 2026 tax rates; 2025 tax rates. Rates are for a residential home and include the school or education tax; flat fees on the same bill are not included.
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