Summary
If you make $20,800 a year living in the region of Massachusetts, USA, you will be taxed $3,414. That means that your net pay will be $17,386 per year, or $1,449 per month. Your average tax rate is 16.4% and your marginal tax rate is 23.3%. 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 $23.32, hence, your net pay will only increase by $76.68.
Bonus Example
A $1,000 bonus will generate an extra $767 of net incomes. A $5,000 bonus will generate an extra $3,834 of net incomes.