Summary
If you make $13,908 a year living in the region of Missouri, USA, you will be taxed $1,174. That means that your net pay will be $12,734 per year, or $1,061 per month. Your average tax rate is 8.4% and your marginal tax rate is 19.2%. 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 $19.19, hence, your net pay will only increase by $80.81.
Bonus Example
A $1,000 bonus will generate an extra $808 of net incomes. A $5,000 bonus will generate an extra $4,041 of net incomes.