Summary
If you make $143,227 a year living in the region of West Virginia, USA, you will be taxed $44,184. That means that your net pay will be $99,043 per year, or $8,254 per month. Your average tax rate is 30.9% and your marginal tax rate is 36.3%. 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 $36.29, hence, your net pay will only increase by $63.71.
Bonus Example
A $1,000 bonus will generate an extra $637 of net incomes. A $5,000 bonus will generate an extra $3,186 of net incomes.