Summary
If you make $59,923 a year living in the region of Colorado, USA, you will be taxed $13,080. That means that your net pay will be $46,843 per year, or $3,904 per month. Your average tax rate is 21.8% and your marginal tax rate is 34.2%. 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 $34.20, hence, your net pay will only increase by $65.80.
Bonus Example
A $1,000 bonus will generate an extra $658 of net incomes. A $5,000 bonus will generate an extra $3,290 of net incomes.