Summary
If you make $54,663 a year living in the region of South Dakota, USA, you will be taxed $9,007. That means that your net pay will be $45,656 per year, or $3,805 per month. Your average tax rate is 16.5% and your marginal tax rate is 20.2%. 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 $20.20, hence, your net pay will only increase by $79.80.
Bonus Example
A $1,000 bonus will generate an extra $798 of net incomes. A $5,000 bonus will generate an extra $3,990 of net incomes.