Income Tax Ontario Calculator 2018

How to Use This Calculator

Using this Ontario income tax calculator is simple:

1. Enter your total taxable income for 2018 in the "Taxable Income" field.
2. If you have any deductions or credits, enter them in the appropriate fields.
3. Click the "Calculate" button to see your estimated tax liability.
4. Review the breakdown of your tax calculation and any applicable credits.

The calculator will show you your total tax payable, including any provincial and federal taxes. It also provides a breakdown of how much tax is paid at each tax bracket.

Ontario Tax Brackets 2018

In 2018, Ontario had the following progressive tax rates:

Common Deductions

Several deductions can reduce your taxable income and lower your tax bill. Common Ontario deductions include:

• RRSP contributions (up to a maximum limit)
• Medical expenses (over 3% of your net income)
• Donations to registered charities
• Home office expenses
• Tuition and education expenses

Enter these amounts in the calculator to get an accurate estimate of your tax liability.

Worked Example

Let's calculate the tax for a single Ontario resident with $60,000 taxable income and no deductions:

This example shows that someone earning $60,000 would owe approximately $15,600 in Ontario income tax for 2018.