Tax Rates for Calendar Year 2025 for Ontario Residents
Definition of Effective Rate and Marginal Tax Rate:
- The effective tax rate is the actual percentage you pay on your taxes. It’s based on the weighted average tax rate on your taxable income.
- The marginal tax rate is the tax rate imposed on your last dollar of income. Incremental income is taxed at the marginal tax rate.


This table does not take into account:
- Low-income tax reduction
- ON health premium
If you are considering forming a Corporation, read our blog on Consider Incorporation
Disclaimer:
The above information may include rounding differences and is intended to provide general information. It should not be used without consultation from accounting and tax professionals. Capital Business & Tax Consulting will not be held liable for any problem that may arise from the use of this information.
