Property Tax Calculator

If you're a property owner and wish to know your property tax bills, use our property tax calculator to estimate your costs so you can be prepared to pay your property taxes.

For a complete list of resources for property taxes, click here.

Property Tax Calculator

This property tax calculator is using 2026 rates. 

Property owners in the City of St. Catharines can use this calculator to obtain an estimate of the cost per service for the City of St. Catharines portion of the property taxes.

Visit the Regional Municipality of Niagara's website for further information regarding Regional Tax Rates.

For answers to the following property tax questions, please contact Citizens First 905.688.5600

  • Due Dates, Rates, Payments, Past Due Balances and Late Payment Charges
  • Name and Address Changes
  • Preauthorized Payment Plans

Note on 2026 Niagara Regional Taxes: Amounts in the calculator above for Court Services is shown as $0.00 (0.00%), however - Court Services has a negative percentage of -0.01%. The total percentage amount will equal 100.01%.

Disclaimer: This site provides estimates only. Tax bills containing your final tax amount are mailed out by your local municipality and may differ from those presented on this site.

Contact Us

50 Church St.
PO Box 3012
St. Catharines ON L2R 7C2

Email Us
Tel: 905.688.5600
TTY: Type 711 for the operator

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