Summary
If you make $89,952 a year living in the region of Iowa, USA, you will be taxed $23,796. That means that your net pay will be $66,156 per year, or $5,513 per month. Your average tax rate is 26.5% and your marginal tax rate is 35.5%. 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 $35.53, hence, your net pay will only increase by $64.47.
Bonus Example
A $1,000 bonus will generate an extra $645 of net incomes. A $5,000 bonus will generate an extra $3,224 of net incomes.