If you make $10,000 a year living in the region of Louisiana, USA, you will be taxed $975. That means that your net pay will be $9,025 per year, or $752 per month. Your average tax rate is 9.8% and your marginal tax rate is 9.8%. 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 $9.75, hence, your net pay will only increase by $90.25.
A $1,000 bonus will generate an extra $903 of net incomes. A $5,000 bonus will generate an extra $4,513 of net incomes.