Summary
If you make $315,000 a year living in the region of Kansas, USA, you will be taxed $111,485. That means that your net pay will be $203,515 per year, or $16,960 per month. Your average tax rate is 35.4% and your marginal tax rate is 43.1%. 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 $43.05, hence, your net pay will only increase by $56.95.
Bonus Example
A $1,000 bonus will generate an extra $570 of net incomes. A $5,000 bonus will generate an extra $2,848 of net incomes.