Summary
If you make $12,246 a year living in the region of Iowa, USA, you will be taxed $1,161. That means that your net pay will be $11,085 per year, or $924 per month. Your average tax rate is 9.5% and your marginal tax rate is 12.3%. 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 $12.27, hence, your net pay will only increase by $87.73.
Bonus Example
A $1,000 bonus will generate an extra $877 of net incomes. A $5,000 bonus will generate an extra $4,387 of net incomes.