Summary
If you make $1,370 a year living in the region of West Virginia, USA, you will be taxed $146. That means that your net pay will be $1,224 per year, or $102 per month. Your average tax rate is 10.7% and your marginal tax rate is 10.7%. 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 $10.65, hence, your net pay will only increase by $89.35.
Bonus Example
A $1,000 bonus will generate an extra $894 of net incomes. A $5,000 bonus will generate an extra $4,468 of net incomes.