Eureka, California sales tax rate: 10.25%
Last updated Checked monthly
The sales tax rate in Eureka, California is 10.25%. That’s the 7.25% statewide rate plus 3% in local taxes. It’s higher than 237 of the 310 California cities we checked, and 19 other cities pay the same.
Calculated by the 
Sales Tax APIThe same engine Zamp customers use.Eureka combined rate
10.25%
- California state
- 6.25%
- Humboldt CountyCounty
- 1%
- Humboldt CountySpecial district
- 1.5%
- Eureka City (Humboldt County)Special district
- 1.5%
Eureka sales tax calculator
Enter a price and what you’re selling.
- CaliforniaState · 6.25%$6.25
- Humboldt CountyCounty · 1%$1.00
- Humboldt CountySpecial district · 1.5%$1.50
- Eureka City (Humboldt County)Special district · 1.5%$1.50
Charging this at checkout? Zamp calculates it on every order and files the returns.
Book a demoEureka sales tax rate breakdown
State, county and special district taxes add up to 10.25%. District lines don’t follow city limits, so some Eureka addresses pay a different rate.
| Jurisdiction | Type | Rate |
|---|---|---|
| State of California | State | 6.25% |
| Humboldt County | County | 1% |
| Humboldt County | Special district | 1.5% |
| Eureka City (Humboldt County) | Special district | 1.5% |
| Combined rate | 10.25% |
Rate history
- July 20239.25%
- July 20249.25%
- July 202510.25%
- July 202610.25%
- Today10.25%
Changed since July 2023.
Sales tax near Eureka
Closest cities
- Fortuna15 mi9.5%
- Trinidad18 mi8.75%
- Crescent City67 mi8.25%
- Etna80 mi7.25%
- Fort Jones88 mi7.25%
- Redding95 mi7.25%
- Yreka102 mi8.75%
- Willits105 mi7.875%
Charge the right rate in Eureka, on every order.
Zamp calculates tax at each customer’s address, special districts included, then files and pays every California return for you, with a sales tax team you can call.
Eureka sales tax questions.
Still have questions? Call us at 1-866-438-9267 or email us at support@zamp.com.
What is the sales tax rate in Eureka, California?
The combined sales tax rate in Eureka is 10.25% as of November 2, 2026. It’s made up of 6.25% California state tax, 1% Humboldt County, 1.5% Humboldt County, 1.5% Eureka City (Humboldt County).
Why does Eureka pay Humboldt County and Eureka City (Humboldt County) tax?
Special districts such as Humboldt County and Eureka City (Humboldt County) levy their own sales tax on top of the state, county rates. District lines don’t always follow city limits, so an address a few streets away can have a different rate. This rate was calculated for Eureka’s 95501 ZIP code; the calculator prices any exact address.
Is SaaS taxable in Eureka?
No.
Do online sellers have to collect sales tax in Eureka?
Yes, if they have nexus in California: more than $500,000 in California sales in the previous or current calendar year, or a physical presence in the state. They register with the California Department of Tax and Fee Administration (CDTFA) and charge the rate at the buyer’s address.
Sources. California Department of Tax and Fee Administration (CDTFA) · Zamp Sales Tax API, for Eureka’s 95501 ZIP code. Rates are checked monthly and are for information, not tax advice.
Sales tax, off your plate.
Zamp registers you, calculates every order at the customer’s address, files every California return and handles notices, with a sales tax team you can call.
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