Summary
If you make $99,960 a year living in the region of Arizona, USA, you will be taxed $25,105. That means that your net pay will be $74,855 per year, or $6,238 per month. Your average tax rate is 25.1% and your marginal tax rate is 33.3%. 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 $33.31, hence, your net pay will only increase by $66.69.
Bonus Example
A $1,000 bonus will generate an extra $667 of net incomes. A $5,000 bonus will generate an extra $3,335 of net incomes.