If you make $55,000 a year living in the region of Pennsylvania, USA, you will be taxed $11,017. That means that your net pay will be $43,984 per year, or $3,665 per month. Your average tax rate is 20.0% and your marginal tax rate is 32.8%. 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 $32.78, hence, your net pay will only increase by $67.22.
A $1,000 bonus will generate an extra $672 of net incomes. A $5,000 bonus will generate an extra $3,361 of net incomes.