Connecticut Income Tax Brackets (Tax Year 2020)
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| Tax Bracket | Tax Rate |
|---|---|
| $0.00+ | 3% |
| $10,000.00+ | 5% |
| $50,000.00+ | 5.5% |
| $100,000.00+ | 6% |
| $200,000.00+ | 6.5% |
| $250,000.00+ | 6.9% |
| $500,000.00+ | 6.99% |
| Tax Bracket | Tax Rate |
|---|---|
| $0.00+ | 3% |
| $20,000.00+ | 5% |
| $100,000.00+ | 5.5% |
| $200,000.00+ | 6% |
| $400,000.00+ | 6.5% |
| $500,000.00+ | 6.9% |
| $1,000,000.00+ | 6.99% |
This page shows Tax-Brackets.org's archived Connecticut tax brackets for tax year 2020. This means that these brackets applied to all income earned in 2020, and the tax return that uses these tax rates was due in April 2021.
Connecticut's income tax rates were last changed one year prior to 2021 for tax year 2020, and the tax brackets were previously changed in 2015.
The latest available tax rates are for 2023, and the Connecticut income tax brackets have not been changed since 2021.
2021 Connecticut Tax Deduction Amounts
Tax-Brackets.org also maintains an archive of important Connecticut income tax exemption amounts, including the Connecticut Standard Deduction, the Connecticut Personal Exemption, and the Connecticut Dependent Deduction. The values of these deductions for tax year 2020 are as follows:
| Standard Deduction (Single) | Standard Deduction (MFJ) | Personal Exemption | Dependant Exemption |
|---|---|---|---|
| $0.00 | $0.00 | $15,000.00 * | $0.00 * |
* Note: In Connecticut, personal / dependent exemptions are treated as income tax credits rather than tax deductions.
Sources & Citations
Disclaimer: While we do our best to keep our historical Connecticut income tax rates up to date and complete, we cannot be held liable for errors or omissions. Is info on this page missing or out-of-date? Please let us know so we can fix it!
Tax Data Sources:
- The Connecticut tax brackets on this page sourced from the Connecticut Department of Revenue for 2021. Please contact us if any of our Connecticut tax data is incorrect or out of date.