Connecticut Paycheck Calculator 2026
State
Connecticut (CT)
Tax Type
Progressive Tax
State Tax Rate
3.00% to 6.99%
Connecticut State Income Tax Overview
Connecticut uses a progressive state income tax system with rates ranging from 3.00% to 6.99%. Higher earners pay a greater percentage on income above each bracket threshold.
How Connecticut Taxes Work in 2026
Connecticut uses a progressive income tax system with 7 tax brackets. Rates range from 3.00% to 6.99% for single filers. Under a progressive system, only the income within each bracket is taxed at that bracket's rate. The Connecticut state income tax brackets for single filers are: 3.00% on income from $0 to $10,600; 3.50% on income from $10,600 to $21,200; 5.00% on income from $21,200 to $42,400; 5.50% on income from $42,400 to $106,000; 6.00% on income from $106,000 to $212,000; 6.50% on income from $212,000 to $265,000; 6.99% on income over $265,000.
Connecticut Income Tax Brackets 2026 (Single Filers)
| Income Range | Tax Rate |
|---|---|
| $0 - $10,600 | 3.00% |
| $10,600 - $21,200 | 3.50% |
| $21,200 - $42,400 | 5.00% |
| $42,400 - $106,000 | 5.50% |
| $106,000 - $212,000 | 6.00% |
| $212,000 - $265,000 | 6.50% |
| Over $265,000 | 6.99% |