Summary
If you make 3,163 kr a year living in the region of Frederikssund, Denmark, you will be taxed 1,525 kr. That means that your net pay will be 1,638 kr per year, or 137 kr per month. Your average tax rate is 48.2% and your marginal tax rate is 22.0%. This marginal tax rate means that your immediate additional income will be taxed at this rate. For instance, an increase of 100 kr in your salary will be taxed 21.97 kr, hence, your net pay will only increase by 78.03 kr.
Bonus Example
A 1,000 kr bonus will generate an extra 780 kr of net incomes. A 5,000 kr bonus will generate an extra 3,902 kr of net incomes.