Summary
If you make $54,975 a year living in the region of Idaho, USA, you will be taxed $11,360. That means that your net pay will be $43,615 per year, or $3,635 per month. Your average tax rate is 20.7% and your marginal tax rate is 33.3%. 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 $33.29, hence, your net pay will only increase by $66.71.
Bonus Example
A $1,000 bonus will generate an extra $667 of net incomes. A $5,000 bonus will generate an extra $3,336 of net incomes.