Summary
If you make $49,980 a year living in the region of California, USA, you will be taxed $10,236. That means that your net pay will be $39,744 per year, or $3,312 per month. Your average tax rate is 20.5% and your marginal tax rate is 28.4%. 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 $28.41, hence, your net pay will only increase by $71.59.
Bonus Example
A $1,000 bonus will generate an extra $716 of net incomes. A $5,000 bonus will generate an extra $3,580 of net incomes.