Summary
If you make $19,903 a year living in the region of Ontario, Canada, you will be taxed $4,796. That means that your net pay will be $15,107 per year, or $1,259 per month. Your average tax rate is 24.1% and your marginal tax rate is 26.1%. 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 $26.06, hence, your net pay will only increase by $73.94.
Bonus Example
A $1,000 bonus will generate an extra $739 of net incomes. A $5,000 bonus will generate an extra $3,697 of net incomes.