Connecticut (CT) Tax Rates — 2026

Income Tax

Type: Graduated (marginal brackets)

From	To	Rate
$0	$10,000	3%
$10,000	$50,000	5%
$50,000	$100,000	5.5%
$100,000	$200,000	6%
$200,000	$250,000	6.5%
$250,000	$500,000	6.9%
$500,000	and above	6.99%

Standard Deduction: N/A (uses personal exemptions or credits instead)

Sales Tax

Groceries: Exempt

-0.22% vs national avg

Property Tax

+0.89% vs national avg (1.07%)

Retirement Income Tax

Estate & Inheritance Tax

Has Estate Tax: YES

Corporate Tax

Corporate Income Tax Rate: 7.5%

Additional Notes

Connecticut has no standard deduction but offers a personal tax credit. Social Security is partially taxed based on AGI thresholds. Has both estate and gift tax.