Summary
If you make $12,250 a year living in the region of Oklahoma, USA, you will be taxed $1,043. That means that your net pay will be $11,207 per year, or $934 per month. Your average tax rate is 8.5% and your marginal tax rate is 12.0%. 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 $11.95, hence, your net pay will only increase by $88.05.
Bonus Example
A $1,000 bonus will generate an extra $881 of net incomes. A $5,000 bonus will generate an extra $4,403 of net incomes.