Summary
If you make $12,979 a year living in the region of Maine, USA, you will be taxed $1,165. That means that your net pay will be $11,814 per year, or $985 per month. Your average tax rate is 9.0% and your marginal tax rate is 21.5%. 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 $21.46, hence, your net pay will only increase by $78.54.
Bonus Example
A $1,000 bonus will generate an extra $785 of net incomes. A $5,000 bonus will generate an extra $3,927 of net incomes.