Summary
If you make $50,142 a year living in the region of Alberta, Canada, you will be taxed $14,938. That means that your net pay will be $35,204 per year, or $2,934 per month. Your average tax rate is 29.8% and your marginal tax rate is 35.7%. 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 $35.74, hence, your net pay will only increase by $64.26.
Bonus Example
A $1,000 bonus will generate an extra $643 of net incomes. A $5,000 bonus will generate an extra $3,213 of net incomes.