Summary
If you make $143,666 a year living in the region of South Carolina, USA, you will be taxed $45,686. That means that your net pay will be $97,980 per year, or $8,165 per month. Your average tax rate is 31.8% and your marginal tax rate is 36.8%. 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 $36.79, hence, your net pay will only increase by $63.21.
Bonus Example
A $1,000 bonus will generate an extra $632 of net incomes. A $5,000 bonus will generate an extra $3,161 of net incomes.