If you make $15,500 a year living in the region of Arizona, USA, you will be taxed $1,899. That means that your net pay will be $13,601 per year, or $1,133 per month. Your average tax rate is 12.3% and your marginal tax rate is 20.4%. 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 $20.35, hence, your net pay will only increase by $79.65.
A $1,000 bonus will generate an extra $797 of net incomes. A $5,000 bonus will generate an extra $3,983 of net incomes.