🌲 Connecticut Income Tax Calculator 2025

Progressive 7-Bracket System | 2% - 6.99%

6.99% Top Rate 7 Brackets

💰 Calculate Your Connecticut State Tax

📊 CT Tax Brackets 2025 (Single)

Income RangeRate
$0 - $10,0002%
$10,001 - $50,0004.5%
$50,001 - $100,0005.5%
$100,001 - $200,0006%
$200,001 - $250,0006.5%
$250,001 - $500,0006.9%
$500,001+6.99%

📊 CT vs Neighbors

StateRateTax on $75k
Connecticut2% - 6.99%$3,475
New York4% - 10.9%~$4,000
Massachusetts5% flat (+surtax)$3,750
Rhode Island3.75% - 5.99%~$3,590

🎓 Connecticut Tax FAQs

Does Connecticut tax Social Security?

Partially. CT taxes Social Security for single filers with AGI over $75,000 ($100,000 married). Below these thresholds, benefits are exempt.

Does Connecticut tax retirement income?

Yes, but CT offers pension/annuity exemptions for taxpayers with AGI under $75,000 (single) / $100,000 (married). Up to $12,000 (single) or $24,000 (married) can be excluded.

💵 Affordable Filing:

  • Cash App Taxes: 100% FREE
  • FreeTaxUSA: $14.99 state