Summary
If you make $18,623 a year living in the region of Wisconsin, USA, you will be taxed $2,418. That means that your net pay will be $16,205 per year, or $1,350 per month. Your average tax rate is 13.0% and your marginal tax rate is 21.6%. 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 $21.62, hence, your net pay will only increase by $78.38.
Bonus Example
A $1,000 bonus will generate an extra $784 of net incomes. A $5,000 bonus will generate an extra $3,919 of net incomes.