Summary
If you make $37,000 a year living in the region of Ontario, Canada, you will be taxed $9,579. That means that your net pay will be $27,421 per year, or $2,285 per month. Your average tax rate is 25.9% and your marginal tax rate is 28.9%. This marginal tax rate means that your immediate additional income will be taxed at this rate. For instance, an increase of $100 in your salary will be taxed $28.87, hence, your net pay will only increase by $71.13.
Bonus Example
A $1,000 bonus will generate an extra $711 of net incomes. A $5,000 bonus will generate an extra $3,557 of net incomes.