2025 Connecticut Tax Brackets & Rates
Connecticut has a top marginal income tax rate of 6.99%. Below are the state brackets along with the 2025 federal tax brackets for reference.
Connecticut State Income Tax
Top Marginal Rate
6.99%
Sales Tax Rate
6.35%
Property Tax Rate
1.79%
| Tax Rate | Taxable Income Range |
|---|---|
| 3% | $0 – $10,000 |
| 5% | $10,000 – $50,000 |
| 5.5% | $50,000 – $100,000 |
| 6% | $100,000 – $200,000 |
| 6.5% | $200,000 – $250,000 |
| 6.9% | $250,000 – $500,000 |
| 6.99% | $500,000 – No limit |
2025 Federal Tax Brackets
In addition to Connecticut state taxes, CT residents also pay federal income tax at the following rates.
2025 Standard Deduction
Single
$15,000
Married Filing Jointly
$30,000
Head of Household
$22,500
Single Filers
| Rate | Taxable Income |
|---|---|
| 10% | $0 – $11,925 |
| 12% | $11,926 – $48,475 |
| 22% | $48,476 – $103,350 |
| 24% | $103,351 – $197,300 |
| 32% | $197,301 – $250,525 |
| 35% | $250,526 – $626,350 |
| 37% | $626,351 – No limit |
Married Filing Jointly
| Rate | Taxable Income |
|---|---|
| 10% | $0 – $23,850 |
| 12% | $23,851 – $96,950 |
| 22% | $96,951 – $206,700 |
| 24% | $206,701 – $394,600 |
| 32% | $394,601 – $501,050 |
| 35% | $501,051 – $751,600 |
| 37% | $751,601 – No limit |
Head of Household
| Rate | Taxable Income |
|---|---|
| 10% | $0 – $17,000 |
| 12% | $17,001 – $64,850 |
| 22% | $64,851 – $103,350 |
| 24% | $103,351 – $197,300 |
| 32% | $197,301 – $250,500 |
| 35% | $250,501 – $626,350 |
| 37% | $626,351 – No limit |
Connecticut Tax Brackets by Year
2025 Tax Brackets by State
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