If you make $30,000 a year living in the region of Pennsylvania, USA, you will be taxed $5,129. That means that your net pay will be $24,871 per year, or $2,073 per month. Your average tax rate is 17.1% and your marginal tax rate is 22.8%. 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 $22.78, hence, your net pay will only increase by $77.22.
A $1,000 bonus will generate an extra $772 of net incomes. A $5,000 bonus will generate an extra $3,861 of net incomes.