US Sales Tax Calculator (2025)

Instant Online Sales Tax Calculator for All U.S. States

Calculate sales tax for any state or city using current rates for 2025. Use the “States” dropdown or Search bar above to find your location.

Nationwide Sales Tax Calculator

Estimate tax using the average US combined rate of 7.00%. Actual rates vary by state and city.

Sales Tax
$0.00
Total With Tax
$0.00
Nationwide Breakdown
Average State Rate
5.20%
Average Local Add-ons
1.80%
Combined Nationwide Average
7.00%
Nationwide averages are used (State ~5.2% + Local ~1.8%). Use the search or dropdown above for exact rates. (Last updated 2025)

About This Sales Tax Calculator

QuickTaxCalc.com helps you figure out sales tax quickly and accurately for any U.S. location. Whether you’re a shopper or a business, our tool shows the total price including tax in seconds.

You can enter any amount and tax rate — or use our pre-filled average U.S. rate of 7% to estimate totals. For precise results, select your state and city to see exact rates.

How to Calculate Sales Tax

  1. Enter the purchase amount (before tax).
  2. Enter or adjust the tax rate (%).
  3. The calculator instantly shows the sales tax and total price.

This calculator is ideal for retailers, small businesses, eCommerce sellers, and everyday shoppers who want quick, reliable tax estimates.

Sales Tax by State (2025)

The average combined U.S. sales tax rate is about 7%, but it varies by state and city. Below are the average rates for popular states:

Frequently Asked Questions

Are sales tax rates the same across every city in a state?

No. While each state has a base rate, local cities and counties can add their own percentage. That’s why QuickTaxCalc provides city-specific calculators for accurate totals.

Does QuickTaxCalc include county and district taxes?

Yes. Our database combines state, county, and special district taxes to calculate the full “combined rate” you’ll actually pay at checkout.

How often are sales tax rates updated?

Sales tax rates are updated as soon as official changes are released by state Departments of Revenue. Major updates occur quarterly, and minor adjustments can happen monthly.

Do I need to create an account to use QuickTaxCalc?

No account or signup is required. All calculators are free to use — just enter your amount or ZIP code to get instant results.

What is the average sales tax rate in the U.S.?

The national average combined sales tax rate is around 7%. This includes both the average state rate (about 5.2%) and average local add-ons (about 1.8%).

Are groceries and prescription drugs taxable?

In most states, basic groceries and prescription medications are exempt from sales tax. However, some states apply reduced rates or tax prepared food separately.

Can I use QuickTaxCalc for business or e-commerce?

Yes. Our calculators and JSON-based rate data can be integrated into online checkout systems, POS tools, or internal accounting software for accurate tax collection.

Is QuickTaxCalc affiliated with the IRS?

No. QuickTaxCalc is an independent tool that uses publicly available state and local tax data. It is not affiliated with the IRS or any government agency.

Does QuickTaxCalc handle federal income tax?

Yes — our Federal Tax Calculator provides estimated U.S. income tax calculations alongside our state and sales tax tools.