Summary
If you make 609,908 kr a year living in the region of Gladsaxe, Denmark, you will be taxed 195,790 kr. That means that your net pay will be 414,118 kr per year, or 34,510 kr per month. Your average tax rate is 32.1% and your marginal tax rate is 37.0%. 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 37.03 kr, hence, your net pay will only increase by 62.97 kr.
Bonus Example
A 1,000 kr bonus will generate an extra 630 kr of net incomes. A 5,000 kr bonus will generate an extra 3,149 kr of net incomes.