Summary
If you make 513,760 kr a year living in the region of Aalborg, Denmark, you will be taxed 170,922 kr. That means that your net pay will be 342,838 kr per year, or 28,570 kr per month. Your average tax rate is 33.3% and your marginal tax rate is 35.4%. 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 35.40 kr, hence, your net pay will only increase by 64.60 kr.
Bonus Example
A 1,000 kr bonus will generate an extra 646 kr of net incomes. A 5,000 kr bonus will generate an extra 3,230 kr of net incomes.