Summary
If you make $159,946 a year living in the region of Ontario, Canada, you will be taxed $56,272. That means that your net pay will be $103,674 per year, or $8,639 per month. Your average tax rate is 35.2% and your marginal tax rate is 47.1%. 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 $47.06, hence, your net pay will only increase by $52.94.
Bonus Example
A $1,000 bonus will generate an extra $529 of net incomes. A $5,000 bonus will generate an extra $2,647 of net incomes.