Summary
If you make $44,991 a year living in the region of Ontario, Canada, you will be taxed $11,737. That means that your net pay will be $33,254 per year, or $2,771 per month. Your average tax rate is 26.1% and your marginal tax rate is 31.4%. 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 $31.42, hence, your net pay will only increase by $68.58.
Bonus Example
A $1,000 bonus will generate an extra $686 of net incomes. A $5,000 bonus will generate an extra $3,429 of net incomes.