Summary
If you make $24,939 a year living in the region of Illinois, USA, you will be taxed $4,376. That means that your net pay will be $20,563 per year, or $1,714 per month. Your average tax rate is 17.6% and your marginal tax rate is 23.8%. 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 $23.81, hence, your net pay will only increase by $76.19.
Bonus Example
A $1,000 bonus will generate an extra $762 of net incomes. A $5,000 bonus will generate an extra $3,810 of net incomes.