1. What is Connecticut Sales Tax?

Connecticut has a statewide sales tax rate of 6.35% in 2025. This calculator helps you determine the total cost including sales tax for purchases in Connecticut.

2. How Does the Calculator Work?

The calculator uses the Connecticut sales tax formula:

Where:

• Pre-tax Amount — The cost before tax in USD
• 0.0635 — Connecticut's 6.35% sales tax rate

3. Importance of Sales Tax Calculation

Details: Accurate sales tax calculation is essential for budgeting, financial planning, and ensuring you're charged correctly for purchases in Connecticut.

4. Using the Calculator

Tips: Enter the pre-tax amount in USD. The calculator will automatically compute the tax amount and total including tax.

5. Frequently Asked Questions (FAQ)

Q1: Are all items taxed at 6.35% in Connecticut?
A: Most goods are taxed at 6.35%, but some items like groceries and prescription drugs may be exempt or taxed at different rates.

Q2: Does Connecticut have local sales taxes?
A: No, Connecticut has a uniform statewide sales tax rate with no additional local taxes.

Q3: When did the 6.35% rate take effect?
A: Connecticut's sales tax increased to 6.35% in 2011 and remains at this rate in 2025.

Q4: Are services taxed in Connecticut?
A: Some services are taxed, but many professional services are exempt from sales tax.

Q5: How does Connecticut compare to neighboring states?
A: Connecticut's rate is higher than Massachusetts (6.25%) but lower than New York (varies by county, up to 8.875%).