Connecticut Paycheck Calculator 2025
Connecticut rates run 3% to 6.99%, effective near 5.5% for middle earners.
Enter your annual salary to see your exact Connecticut paycheck breakdown after federal tax, FICA, and state withholding - updated for 2025.
Not tax advice — for estimation only.
How It Works
- Enter your annual gross income
- Select your state of residence
- Choose your pay frequency
- Click Calculate to see your full breakdown
Frequently Asked Questions
Common questions about this calculator.
What is Connecticut state income tax rate?
Connecticut has 3% to 6.99% progressive state income tax in 2025. Connecticut rates run 3% to 6.99%, effective near 5.5% for middle earners.
How much state tax on $60,000 in Connecticut?
About $3,300 per year at 5.5% effective - roughly $126 per bi-weekly paycheck. Federal and FICA add about $9,800 more in deductions.
How does the paycheck calculator work?
We apply 2025 IRS federal tax brackets (10%–37%) to your annual income, add FICA (6.2% Social Security up to $168,600 + 1.45% Medicare), and apply your state's effective income tax rate. The total is divided by your pay frequency to give you per-paycheck figures.
Does the calculator account for the standard deduction?
Yes. For single filers in 2025, we apply the $14,600 standard deduction before computing federal income tax brackets, matching IRS Publication 15-T withholding methodology.
Why might my actual paycheck differ?
Your employer withholds taxes based on your W-4 elections, pre-tax deductions (401k, health insurance), and local/city taxes that vary by municipality. This calculator provides a close estimate; consult your HR department or a CPA for exact figures.
What is FICA?
FICA stands for Federal Insurance Contributions Act. It includes Social Security (6.2% on wages up to $168,600 in 2025) and Medicare (1.45% on all wages, plus 0.9% on wages over $200,000 for single filers).
Is this tool updated for 2025?
Yes. We use the 2025 IRS federal tax brackets, the 2025 Social Security wage base of $168,600, and the latest published state income tax rates for all 50 states.