Summary
If you make $42,909 a year living in the region of Wisconsin, USA, you will be taxed $8,443. That means that your net pay will be $34,466 per year, or $2,872 per month. Your average tax rate is 19.7% and your marginal tax rate is 25.6%. 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 $25.58, hence, your net pay will only increase by $74.42.
Bonus Example
A $1,000 bonus will generate an extra $744 of net incomes. A $5,000 bonus will generate an extra $3,721 of net incomes.