Summary
If you make $45,189 a year living in the region of Colorado, USA, you will be taxed $8,995. That means that your net pay will be $36,194 per year, or $3,016 per month. Your average tax rate is 19.9% and your marginal tax rate is 24.2%. 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 $24.19, hence, your net pay will only increase by $75.81.
Bonus Example
A $1,000 bonus will generate an extra $758 of net incomes. A $5,000 bonus will generate an extra $3,791 of net incomes.