Summary
If you make $40,016 a year living in the region of Connecticut, USA, you will be taxed $9,101. That means that your net pay will be $30,915 per year, or $2,576 per month. Your average tax rate is 22.7% and your marginal tax rate is 27.1%. 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 $27.14, hence, your net pay will only increase by $72.86.
Bonus Example
A $1,000 bonus will generate an extra $729 of net incomes. A $5,000 bonus will generate an extra $3,643 of net incomes.