Summary
If you make $139,997 a year living in the region of South Dakota, USA, you will be taxed $35,037. That means that your net pay will be $104,960 per year, or $8,747 per month. Your average tax rate is 25.0% and your marginal tax rate is 29.9%. 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 $29.85, hence, your net pay will only increase by $70.15.
Bonus Example
A $1,000 bonus will generate an extra $702 of net incomes. A $5,000 bonus will generate an extra $3,508 of net incomes.