Your hub for Connecticut taxes: state income tax (2% to 6.99%), plus free calculators for take-home pay, self-employment tax, quarterly estimates, and salary conversion.
Last updated: May 2026 · Data: IRS, BLS, Connecticut Department of Revenue Services
Connecticut levies a state income tax (2% to 6.99%) that is withheld from wages on top of federal tax and FICA. Connecticut has a complex tax system with seven brackets. The state also imposes a 6.35% sales tax with some items taxed at a luxury rate of 7.75%.
| Tax | 2026 Rate / Detail |
|---|---|
| Connecticut State Income Tax | 2% to 6.99% |
| Connecticut State Sales Tax (base) | 6.35% |
| Federal Income Tax | 10% to 37% (progressive brackets) |
| Social Security | 6.2% on first $176,100 |
| Medicare | 1.45% on all wages (plus 0.9% above $200,000) |
| Federal Standard Deduction (Single / MFJ) | $15,000 / $30,000 |
| Minimum Wage | $16.35 / hour |
| State Tax Authority | Connecticut Department of Revenue Services |
Connecticut has a state income tax. The 2026 rate is 2% to 6.99%. This applies on top of federal income tax and FICA (Social Security and Medicare) withheld from your pay.
For 2026, Connecticut income tax is 2% to 6.99%. Connecticut has a complex tax system with seven brackets. The state also imposes a 6.35% sales tax with some items taxed at a luxury rate of 7.75%.
A Connecticut paycheck has federal income tax, Connecticut state income tax (2% to 6.99%), Social Security (6.2% up to $176,100), and Medicare (1.45%) withheld. Try the take-home pay calculator for a personalized net-pay estimate.
Yes. Self-employed workers in Connecticut generally make quarterly estimated payments to the IRS and to the state if they expect to owe tax. The quarterly estimated tax calculator estimates each payment and the due dates.
The Connecticut statewide base sales tax rate is 6.35%. Local jurisdictions may add their own rates on top of the state rate.