Summary
If you make $58,500 a year living in the region of Maine, USA, you will be taxed $13,162. That means that your net pay will be $45,338 per year, or $3,778 per month. Your average tax rate is 22.5% 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 $36.41, hence, your net pay will only increase by $63.59.
Bonus Example
A $1,000 bonus will generate an extra $636 of net incomes. A $5,000 bonus will generate an extra $3,180 of net incomes.