Summary
If you make $156,900 a year living in the region of Iowa, USA, you will be taxed $48,455. That means that your net pay will be $108,445 per year, or $9,037 per month. Your average tax rate is 30.9% and your marginal tax rate is 31.9%. 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 $31.94, hence, your net pay will only increase by $68.06.
Bonus Example
A $1,000 bonus will generate an extra $681 of net incomes. A $5,000 bonus will generate an extra $3,403 of net incomes.