Summary
If you make $54,960 a year living in the region of Arizona, USA, you will be taxed $10,551. That means that your net pay will be $44,409 per year, or $3,701 per month. Your average tax rate is 19.2% and your marginal tax rate is 28.6%. 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 $28.57, hence, your net pay will only increase by $71.43.
Bonus Example
A $1,000 bonus will generate an extra $714 of net incomes. A $5,000 bonus will generate an extra $3,572 of net incomes.