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How Connecticut Income Tax & Salary Deductions Work
Connecticut uses a graduated income tax system with a top marginal rate of 6.99%. When combined with federal taxes, Social Security, and Medicare, understanding your total tax burden is essential for financial planning.
Did you know? Connecticut has a population of 3.6M with its capital in Hartford. The graduated tax system means different portions of your income are taxed at different rates.
With 4 major cities including Bridgeport, New Haven, Hartford,Connecticut offers diverse employment opportunities across multiple industries. Use our calculator above to see your personalized tax breakdown.
Understanding Your Connecticut Paycheck & Tax Withholdings
When you receive your paycheck in Connecticut, several deductions are automatically taken out. These include federal income tax state income tax (6.99% top rate), Social Security (6.2%), and Medicare (1.45%). Our calculator breaks down each of these components so you can see exactly where your money goes.
Connecticut Federal & State Tax Rates for 2026
The Connecticut graduated income tax has a top marginal rate of 6.99%. Combined with federal taxes ranging from 10% to 37%, your effective tax rate depends on your total income, filing status, and deductions.
Where Your Money Goes in Connecticut
75.4%
11.7%
6.2%
1.5%
5.2%
Net Pay
$56,570
Federal Tax
$8,761
Social Security
$4,650
Medicare
$1,088
State Tax
$3,932
| Tax Type | Rate | Amount |
|---|---|---|
| Federal Tax | 11.68% | $8,761 |
| Social Security | 6.20% | $4,650 |
| Medicare | 1.45% | $1,088 |
| State Tax | 5.24% | $3,932 |
| Total Tax | 24.57% | $18,430 |
Popular Cities in Connecticut
Browse salary calculators for the most popular cities. Cities with active calculators are highlighted.
Other States in Northeast
Compare tax rates and take-home pay in nearby Northeast states
Frequently Asked Questions
On a salary of $75,000 in Connecticut, you would pay approximately $18,430 in total taxes, which represents an effective tax rate of 24.57%. This includes federal income tax, state income tax (6.99% top rate), Social Security, and Medicare.
Tax Tips & Guides for Connecticut
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