Summary
If you make $149,245 a year living in the region of Montana, USA, you will be taxed $46,500. That means that your net pay will be $102,745 per year, or $8,562 per month. Your average tax rate is 31.2% and your marginal tax rate is 36.4%. 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 $36.39, hence, your net pay will only increase by $63.61.
Bonus Example
A $1,000 bonus will generate an extra $636 of net incomes. A $5,000 bonus will generate an extra $3,181 of net incomes.