Summary
If you make $39,990 a year living in the region of Ohio, USA, you will be taxed $6,999. That means that your net pay will be $32,991 per year, or $2,749 per month. Your average tax rate is 17.5% and your marginal tax rate is 23.1%. 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 $23.11, hence, your net pay will only increase by $76.89.
Bonus Example
A $1,000 bonus will generate an extra $769 of net incomes. A $5,000 bonus will generate an extra $3,845 of net incomes.