Summary
If you make 609,912 kr a year living in the region of Billund, Denmark, you will be taxed 198,575 kr. That means that your net pay will be 411,337 kr per year, or 34,278 kr per month. Your average tax rate is 32.6% and your marginal tax rate is 38.0%. 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 37.98 kr, hence, your net pay will only increase by 62.02 kr.
Bonus Example
A 1,000 kr bonus will generate an extra 620 kr of net incomes. A 5,000 kr bonus will generate an extra 3,101 kr of net incomes.