Summary
If you make $49,937 a year living in the region of Arizona, USA, you will be taxed $9,401. That means that your net pay will be $40,536 per year, or $3,378 per month. Your average tax rate is 18.8% and your marginal tax rate is 22.6%. 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 $22.55, hence, your net pay will only increase by $77.45.
Bonus Example
A $1,000 bonus will generate an extra $775 of net incomes. A $5,000 bonus will generate an extra $3,873 of net incomes.