If you make $180,000 a year living in the region of New York, USA, you will be taxed $57,335. That means that your net pay will be $122,665 per year, or $10,222 per month. Your average tax rate is 31.9% and your marginal tax rate is 37.8%. 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 $37.80, hence, your net pay will only increase by $62.20.
A $1,000 bonus will generate an extra $622 of net incomes. A $5,000 bonus will generate an extra $3,110 of net incomes.