Connecticut sales tax calculator

Connecticut’s state sales tax rate is 6.350%.

  1. Type the price.
  2. Choose “Add sales tax” or “Remove sales tax”.
  3. See the tax and the total straight away.
$
Type any price or total.
“Remove” finds the price before sales tax from a total that already includes it.
Cities and counties often add their own rate. Use 0 if unsure.
Total with tax
$106.35
sales tax (6.350%)
$6.35
Before tax
$100.00
After tax
$106.35

Connecticut charges 6.350% state sales tax. Local governments may add their own rate on top, so the rate at the till can be higher.

Connecticut sales tax rate

StateRate
Connecticut6.350%

sales tax on common amounts

Pricesales taxTotal
$10.00$0.64$10.63
$25.00$1.59$26.59
$50.00$3.18$53.18
$100.00$6.35$106.35
$250.00$15.88$265.88
$500.00$31.75$531.75
$1,000.00$63.50$1,063.50

Connecticut paycheck calculator · All state sales tax rates

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Frequently asked questions

What is the sales tax rate in Connecticut?
The state rate is 6.350%. Local rates can be added on top.
How much is Connecticut sales tax on $100?
$6.35 at the state rate, so $100 costs $106.35 before any local tax.

Where our numbers come from

  • CT DRS - TPG-211, 2026 Withholding Calculation Rules (Rev. 12/25)
  • CT DRS - IP 2026(1), Connecticut Circular CT Employer's Tax Guide
  • CT Paid Leave Authority - Contributions (0.5% maintained for 2026, up to SS wage base)
  • CT DRS - Sales tax information (6.35%)

Rates checked against official sources on 2026-09-29.