Summary
If you make $13,780 a year living in the region of Idaho, USA, you will be taxed $1,146. That means that your net pay will be $12,634 per year, or $1,053 per month. Your average tax rate is 8.3% and your marginal tax rate is 18.7%. 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 $18.65, hence, your net pay will only increase by $81.35.
Bonus Example
A $1,000 bonus will generate an extra $814 of net incomes. A $5,000 bonus will generate an extra $4,068 of net incomes.