Summary
If you make $138,600 a year living in the region of North Carolina, USA, you will be taxed $41,000. That means that your net pay will be $97,600 per year, or $8,133 per month. Your average tax rate is 29.6% and your marginal tax rate is 36.7%. 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 $36.74, hence, your net pay will only increase by $63.26.
Bonus Example
A $1,000 bonus will generate an extra $633 of net incomes. A $5,000 bonus will generate an extra $3,163 of net incomes.