Summary
If you make $19,906 a year living in the region of Montana, USA, you will be taxed $2,991. That means that your net pay will be $16,915 per year, or $1,410 per month. Your average tax rate is 15.0% and your marginal tax rate is 23.7%. 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 $23.69, hence, your net pay will only increase by $76.31.
Bonus Example
A $1,000 bonus will generate an extra $763 of net incomes. A $5,000 bonus will generate an extra $3,816 of net incomes.