Summary
If you make $12,979 a year living in the region of Louisiana, USA, you will be taxed $1,246. That means that your net pay will be $11,733 per year, or $978 per month. Your average tax rate is 9.6% and your marginal tax rate is 19.0%. 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 $18.98, hence, your net pay will only increase by $81.02.
Bonus Example
A $1,000 bonus will generate an extra $810 of net incomes. A $5,000 bonus will generate an extra $4,051 of net incomes.