Ontario Income Tax Brackets 2024 Calculator

Use this Ontario Income Tax Brackets 2024 Calculator to determine your provincial income tax based on your taxable income. The calculator uses the official 2024 tax rates and brackets provided by the Government of Ontario.

How Ontario Income Tax Works

Ontario's income tax system is progressive, meaning higher income earners pay higher tax rates. The provincial government collects income tax through the Ontario Revenue Agency (ORA) and uses the funds for various public services and programs.

Ontario income tax is separate from federal income tax. The total tax you pay is the sum of both provincial and federal taxes.

Key Components of Ontario Income Tax

Taxable Income: Your total income minus deductions and exemptions
Tax Brackets: Progressive rates applied to different portions of your income
Deductions: Legal reductions in taxable income
Credits: Direct reductions in the amount of tax you owe

Basic Tax Calculation Process

Calculate your total income
Subtract eligible deductions and exemptions
Apply the progressive tax rates to your taxable income
Subtract any tax credits

2024 Ontario Tax Brackets

The 2024 Ontario tax brackets are as follows:

Taxable Income	Tax Rate
$0 - $49,020	5.05%
$49,020.01 - $98,040	9.15%
$98,040.01 - $150,000	11.16%
$150,000.01 - $220,000	12.16%
$220,000.01 and above	13.16%

Formula: Ontario income tax = Sum of (each tax bracket amount × corresponding rate)

Marginal vs. Effective Tax Rates

The marginal tax rate is the rate applied to the last dollar of your income. The effective tax rate is the average rate applied to your entire taxable income.

How to Calculate Your Ontario Income Tax

To calculate your Ontario income tax:

Determine your total income from all sources
Subtract any eligible deductions (e.g., RRSP contributions, union dues)
Apply the progressive tax rates to your taxable income
Subtract any tax credits (e.g., Ontario Trillium Benefit)

Remember that Ontario income tax is separate from federal income tax. You'll need to calculate both to get your total tax liability.

Common Deductions and Credits

Some common Ontario deductions and credits include:

RRSP Contributions: Up to $27,750 in 2024
Union Dues: Up to $100
Ontario Trillium Benefit: Non-refundable tax credit
Canada Employment Amount: $3,329 in 2024

Worked Examples

Example 1: Single Person with $50,000 Income

Taxable Income: $50,000

Tax Calculation:

$49,020 × 5.05% = $2,475.10
($50,000 - $49,020) × 9.15% = $93.95
Total Tax = $2,475.10 + $93.95 = $2,569.05

Example 2: Single Person with $100,000 Income

Taxable Income: $100,000

Tax Calculation:

$49,020 × 5.05% = $2,475.10
($98,040 - $49,020) × 9.15% = $4,375.95
($100,000 - $98,040) × 11.16% = $185.96
Total Tax = $2,475.10 + $4,375.95 + $185.96 = $7,037.01

Frequently Asked Questions

What is the Ontario tax rate for 2024?

The Ontario tax rates for 2024 range from 5.05% to 13.16%, depending on your taxable income. The rates are progressive, meaning higher income earners pay higher rates.

How is Ontario income tax different from federal income tax?

Ontario income tax is separate from federal income tax. The total tax you pay is the sum of both provincial and federal taxes. Each level of government sets its own tax rates and brackets.

What are the standard deductions for Ontario income tax?

Standard deductions in Ontario include RRSP contributions (up to $27,750 in 2024), union dues (up to $100), and the Canada Employment Amount ($3,329 in 2024).

When do Ontario tax rates change?

Ontario tax rates are typically updated annually, with the new rates taking effect on January 1 of each year. The 2024 rates are effective from January 1, 2024.

How can I reduce my Ontario income tax?

You can reduce your Ontario income tax by maximizing eligible deductions, contributing to tax-deferred accounts like RRSPs, and taking advantage of available tax credits.