Orinda, California sales tax rate: 9.75%
Last updated Checked monthly
The sales tax rate in Orinda, California is 9.75%. That’s the 7.25% statewide rate plus 2.5% in local taxes. It’s higher than 213 of the 310 California cities we checked, and 14 other cities pay the same.
Calculated by the 
Sales Tax APIThe same engine Zamp customers use.Orinda combined rate
9.75%
- California state
- 6.25%
- Contra Costa CountyCounty
- 1%
- Contra Costa CountySpecial district
- 1.5%
- Orinda City (Contra Costa County)Special district
- 1%
Orinda sales tax calculator
Enter a price and what you’re selling.
- CaliforniaState · 6.25%$6.25
- Contra Costa CountyCounty · 1%$1.00
- Contra Costa CountySpecial district · 1.5%$1.50
- Orinda City (Contra Costa County)Special district · 1%$1.00
Charging this at checkout? Zamp calculates it on every order and files the returns.
Book a demoOrinda sales tax rate breakdown
State, county and special district taxes add up to 9.75%. District lines don’t follow city limits, so some Orinda addresses pay a different rate.
| Jurisdiction | Type | Rate |
|---|---|---|
| State of California | State | 6.25% |
| Contra Costa County | County | 1% |
| Contra Costa County | Special district | 1.5% |
| Orinda City (Contra Costa County) | Special district | 1% |
| Combined rate | 9.75% |
Rate history
- July 20239.75%
- July 20249.75%
- July 20259.75%
- July 20269.75%
- Today9.75%
No change since July 2023.
Sales tax near Orinda
Closest cities
- Lafayette3 mi9.25%
- Piedmont5 mi10.75%
- Walnut Creek7 mi9.25%
- Berkeley7 mi10.25%
- Emeryville8 mi10.5%
- Oakland8 mi10.75%
- Martinez9 mi9.75%
- Alameda11 mi10.75%
Charge the right rate in Orinda, 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.
Orinda 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 Orinda, California?
The combined sales tax rate in Orinda is 9.75% as of November 2, 2026. It’s made up of 6.25% California state tax, 1% Contra Costa County, 1.5% Contra Costa County, 1% Orinda City (Contra Costa County).
Why does Orinda pay Contra Costa County and Orinda City (Contra Costa County) tax?
Special districts such as Contra Costa County and Orinda City (Contra Costa 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 Orinda’s 94563 ZIP code; the calculator prices any exact address.
Is SaaS taxable in Orinda?
No.
Do online sellers have to collect sales tax in Orinda?
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 Orinda’s 94563 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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