Summary
If you make $139,944 a year living in the region of Maine, USA, you will be taxed $44,388. That means that your net pay will be $95,556 per year, or $7,963 per month. Your average tax rate is 31.7% and your marginal tax rate is 39.0%. 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 $38.95, hence, your net pay will only increase by $61.05.
Bonus Example
A $1,000 bonus will generate an extra $611 of net incomes. A $5,000 bonus will generate an extra $3,053 of net incomes.