Summary
If you make $158,780 a year living in the region of Alberta, Canada, you will be taxed $52,714. That means that your net pay will be $106,066 per year, or $8,839 per month. Your average tax rate is 33.2% and your marginal tax rate is 39.6%. 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 $39.56, hence, your net pay will only increase by $60.44.
Bonus Example
A $1,000 bonus will generate an extra $604 of net incomes. A $5,000 bonus will generate an extra $3,022 of net incomes.