Summary
If you make $12,950 a year living in the region of New Hampshire, USA, you will be taxed $995. That means that your net pay will be $11,955 per year, or $996 per month. Your average tax rate is 7.7% and your marginal tax rate is 12.9%. 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 $12.90, hence, your net pay will only increase by $87.10.
Bonus Example
A $1,000 bonus will generate an extra $871 of net incomes. A $5,000 bonus will generate an extra $4,355 of net incomes.