New Hampshire Sales Tax: Rates, Rules, and How to Calculate It (2026)
New Hampshire has no state sales tax and never has. It's one of the most business-friendly states for tax purposes. Whether you're selling groceries, clothing, software, or anything else, there's no sales tax to calculate or remit anywhere in New Hampshire.
| Statewide base rate | None (no state sales tax) |
|---|---|
| Typical combined rate | 0% in most areas |
| Are groceries taxed? | No state tax |
| Economic nexus threshold | None |
| Taxing jurisdictions tracked | 293 |
| Get the exact rate | Look up any New Hampshire ZIP or address instantly |
How much is sales tax in New Hampshire?
New Hampshire's state rate is 0 percent. The combined minimum is 0 percent and the combined maximum is also 0 percent. There's no statewide sales tax and no local sales tax in any New Hampshire jurisdiction. Your effective tax rate is zero everywhere in the state, without exception.
Since New Hampshire has no sales tax anywhere in the state, there's no need to look up addresses or zip codes for tax purposes. The rate is always zero, uniformly across the entire state. Address-based lookups return zero because the answer is the same everywhere.
What's taxed and what's exempt in New Hampshire
Groceries are not taxed in New Hampshire, and clothing is not taxed. New Hampshire's zero-sales-tax policy covers both completely.
SaaS is not taxed in New Hampshire. Prescription medicine is not taxed. Prepared and restaurant food is not taxed. New Hampshire's zero-tax stance applies across every product and service category.
Do you have to collect New Hampshire sales tax? (Economic nexus)
Because New Hampshire has no state sales tax, there's no economic-nexus threshold and nothing to register for or collect at the state level.
If you sell into New Hampshire from out of state, the practical question is whether you've crossed that line. Watching your sales into each state is how you know when you're on the hook — and it's the kind of thing that's easy to miss until a notice shows up.
Nexus rules change often and vary by state (reviewed 2026-01-01). This is general information, not tax advice — confirm your obligations with the New Hampshire Department of Revenue or a tax professional.
How to calculate New Hampshire sales tax
The math itself is simple: multiply the taxable price by the combined rate for the buyer's location. A $100 order at a local combined rate of, say, 5% means about $5.00 in tax. The hard part is getting the right rate for every address, keeping it current as rates change, and doing it fast enough to run inside a checkout.
That's what Sefro does. One API call returns the combined state, county, city, and special-district rate for any US address, sourced from state Departments of Revenue and refreshed weekly. You can also calculate the full tax on an order, validate addresses, and pull return-ready reports. See how the data is sourced or pricing to start.
Look up the New Hampshire sales tax rate for any ZIP
Enter a New Hampshire ZIP code to see the live combined rate from the Sefro API.
Frequently asked questions
What is the sales tax rate in New Hampshire?
New Hampshire has no sales tax. The rate is 0 percent everywhere in the state for every product and service. You don't owe any sales tax on any transaction, regardless of what you're selling or where your customer is located.
Are groceries taxed in New Hampshire?
No, groceries are not taxed in New Hampshire. There's no sales tax in the state, so groceries and all other items remain completely untaxed.
Do I have to collect New Hampshire sales tax if I sell online?
No. New Hampshire doesn't have a state sales tax, so there's no obligation to collect one.
How do I find the exact rate for a New Hampshire address?
You don't need to look up New Hampshire addresses for sales tax purposes because there is no sales tax to calculate anywhere in the state. The rate is always zero across the entire state.
Is SaaS or digital software taxable in New Hampshire?
No, SaaS is not taxable in New Hampshire. There's no sales tax at all, so digital products and software are completely untaxed.
Does New Hampshire have local sales taxes on top of the state rate?
No, New Hampshire has no local sales taxes. There's no state rate and no local add-ons anywhere. New Hampshire is one of a few states with zero sales tax everywhere.
Handle New Hampshire sales tax with one API call
Skip the rate tables and district lookups. Sefro returns the exact combined rate for any New Hampshire address in one request — start with a free trial.
Rates and rules on this page are provided for general information only and are not tax or legal advice. Rates change; confirm the current rate and your filing obligations with the New Hampshire Department of Revenue or a qualified professional. See our Terms.