If you make $145,500 a year living in the region of Alabama, USA, you will be taxed $42,578. That means that your net pay will be $102,922 per year, or $8,577 per month. Your average tax rate is 29.3% and your marginal tax rate is 31.0%. 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 $30.99, hence, your net pay will only increase by $69.01.
A $1,000 bonus will generate an extra $690 of net incomes. A $5,000 bonus will generate an extra $3,451 of net incomes.