Summary
If you make $37,481 a year living in the region of Ontario, Canada, you will be taxed $9,718. That means that your net pay will be $27,763 per year, or $2,314 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 $28.88, hence, your net pay will only increase by $71.12.
Bonus Example
A $1,000 bonus will generate an extra $711 of net incomes. A $5,000 bonus will generate an extra $3,556 of net incomes.