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📌 General retail sales tax calculator. Add multiple items to your cart, specify the combined tax rate, and categorize items to apply exemptions.
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🌎 COMPARE SALES TAX ACROSS STATES

Compare your sales tax rates and local surcharges across different states:

📖 Detailed USA Tax Guide & Calculation Rules

1. Sales Taxes: Combined Rates and Local Surtaxes Unlike other nations with a unified value-added tax (VAT), sales tax in the United States is calculated using hierarchical rates that sum...

1. Sales Taxes: Combined Rates and Local Surtaxes

Unlike other nations with a unified value-added tax (VAT), sales tax in the United States is calculated using hierarchical rates that sum state baseline taxes and local municipal surtaxes. Our sales tax calculator estimates the total tax and final cost of purchases.

2. How Combined Sales Taxes are Structured

When purchasing an item, your sales tax bill is a combination of your state’s baseline rate (e.g. California at 7.25%), county taxes, and city or transit district taxes. Combined rates can vary significantly between adjacent municipalities, affecting the cost of large purchases.

3. Tax-Exempt Goods & Exclusions

Most states exempt essential goods like unprepared foods (groceries) and prescription medicines from sales tax, though over-the-counter drugs and restaurant meals remain taxable. Use this calculator to apply custom exclusions for tax-exempt items.

4. Online Purchases and Use Taxes

Following recent tax laws, online retailers must collect sales tax based on the buyer’s delivery address. If an out-of-state retailer does not collect sales tax, you are technically required to report and pay use tax on those goods to your resident state.

❓ FAQ About Sales Tax Calculator

What is a combined sales tax rate?

A combined rate is the sum of state baseline sales taxes plus local county, city, and special transit district taxes applied to a purchase.

Are groceries subject to sales tax?

Many states exempt unprepared groceries from state sales tax or tax them at a reduced rate, though local municipal taxes may still apply.

Are prescription drugs exempt from sales tax?

Yes, prescription medications are fully exempt from retail sales tax in almost all U.S. states.

What is use tax?

Use tax is a self-reported tax owed on goods purchased out-of-state (or online) where no sales tax was charged, typically paid with your state income tax return.

Why did I pay sales tax on an online purchase?

Online retailers must collect sales tax based on the delivery address if they have a physical presence or meet economic thresholds in your state.

What is a sales tax holiday?

A temporary period where states waive sales taxes on specific items like school supplies, clothing, and energy-efficient appliances up to set spending limits.

Do services face sales tax?

Sales tax primarily applies to tangible personal property, but states are increasingly taxing services like professional repair, landscaping, or digital streaming.

How do businesses buy goods tax-free for resale?

Businesses can present a resale certificate to suppliers, which allows them to purchase inventory tax-free because sales tax will be collected when sold to the final consumer.

Are non-profit organizations exempt from sales tax?

Yes, most states grant sales tax exemptions to registered 501(c)(3) charities, schools, and religious institutions when purchasing goods for organizational use.

Which state has the highest combined sales tax rate?

Tennessee and Louisiana consistently rank among the highest, with average combined state and local sales tax rates exceeding 9.5%.