Summary
If you make $12,958 a year living in the region of Indiana, USA, you will be taxed $1,415. That means that your net pay will be $11,543 per year, or $962 per month. Your average tax rate is 10.9% and your marginal tax rate is 16.9%. 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 $16.89, hence, your net pay will only increase by $83.11.
Bonus Example
A $1,000 bonus will generate an extra $831 of net incomes. A $5,000 bonus will generate an extra $4,156 of net incomes.