If you make $90,000 a year living in the region of New York, USA, you will be taxed $24,791. That means that your net pay will be $65,209 per year, or $5,434 per month. Your average tax rate is 27.6% and your marginal tax rate is 36.0%. 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 $35.98, hence, your net pay will only increase by $64.02.
A $1,000 bonus will generate an extra $640 of net incomes. A $5,000 bonus will generate an extra $3,201 of net incomes.