Sales tax in Unincorporated San Luis Obispo County, CA
The combined sales tax rate in Unincorporated San Luis Obispo County, CA is about 8.75%, and ranges from 7.25% to 8.75% depending on the exact address.
Estimated from 30 ZIP codes covering Unincorporated San Luis Obispo County. Enter your ZIP code in the calculator for a closer figure.
- ZIP codes
- 30 on file · 17 wholly inside the city limits
ZIP codes in Unincorporated San Luis Obispo County
30 on file — 17 wholly inside the city limits and 13 crossing them. Each has its own page.
17 ZIP codes wholly inside Unincorporated San Luis Obispo County
Every address in these is inside the city limits, so all of them pay Unincorporated San Luis Obispo County's rate.
| ZIP code | Combined rate | Also reaches |
|---|---|---|
| 93254 | 7.75% | Unincorporated Santa Barbara County |
| 93407 | 7.25% | no other city |
| 93408 | 7.25% | no other city |
| 93409 | 7.25% | no other city |
| 93410 | 7.25% | no other city |
| 93424 | 7.25% | no other city |
| 93426 | 8.75% | Unincorporated Monterey County |
| 93428 | 7.25% | no other city |
| 93430 | 7.25% | no other city |
| 93432 | 7.25% | no other city |
| 93444 | 7.25% | no other city |
| 93446 | 8.75% | Paso Robles |
| 93451 | 8.75% | Unincorporated Monterey County |
| 93452 | 7.25% | no other city |
| 93453 | 7.25% | no other city |
| 93461 | ~8.25% (7.25%–8.25%) | Unincorporated Kern County |
| 93465 | 7.25% | no other city |
13 ZIP codes crossing the city line
Part of each of these lies outside Unincorporated San Luis Obispo County. An address in one may be taxed at a neighbour's rate instead, and the figure shown is the most likely one across the whole ZIP code.
| ZIP code | Combined rate | Also reaches |
|---|---|---|
| 93252 | 8.25% | Maricopa, Unincorporated Kern County, Unincorporated Santa Barbara County and Unincorporated Ventura County |
| 93401 | 8.75% | San Luis Obispo |
| 93402 | 8.75% | Morro Bay |
| 93405 | 8.75% | San Luis Obispo |
| 93420 | 8.75% | Arroyo Grande |
| 93422 | 8.75% | Atascadero |
| 93433 | 8.75% | Grover Beach |
| 93434 | 8.75% | Guadalupe and Unincorporated Santa Barbara County |
| 93442 | 8.75% | Morro Bay |
| 93445 | 8.75% | Grover Beach |
| 93449 | 8.25% | Pismo Beach |
| 93454 | 8.75% | Santa Maria and Unincorporated Santa Barbara County |
| 93458 | 8.75% | Santa Maria and Unincorporated Santa Barbara County |
Who levies sales tax across Unincorporated San Luis Obispo County's ZIP codes
Each government below levies its own share, but not all of them reach every address: the ZIP codes covering Unincorporated San Luis Obispo County reach into more than one city, and an address pays only the shares whose boundary it falls inside.
| Jurisdiction | Type | Rate | Applies to | Effective | Source |
|---|---|---|---|---|---|
| California | state | 7.25% | all 30 ZIP codes | Jan 1, 2017 | California sales and use tax rates by jurisdiction |
| Unincorporated San Luis Obispo County | city | 0% | all 30 ZIP codes | Jul 1, 2026 | California sales and use tax rates by jurisdiction |
| Unincorporated Santa Barbara County | city | 0.5% | 5 of 30 ZIP codes | Jul 1, 2026 | California sales and use tax rates by jurisdiction |
| Grover Beach | city | 1.5% | 2 of 30 ZIP codes | Jul 1, 2026 | California sales and use tax rates by jurisdiction |
| Morro Bay | city | 1.5% | 2 of 30 ZIP codes | Jul 1, 2026 | California sales and use tax rates by jurisdiction |
| San Luis Obispo | city | 1.5% | 2 of 30 ZIP codes | Jul 1, 2026 | California sales and use tax rates by jurisdiction |
| Santa Maria | city | 1.5% | 2 of 30 ZIP codes | Jul 1, 2026 | California sales and use tax rates by jurisdiction |
| Unincorporated Kern County | city | 1% | 2 of 30 ZIP codes | Jul 1, 2026 | California sales and use tax rates by jurisdiction |
| Unincorporated Monterey County | city | 1.5% | 2 of 30 ZIP codes | Jul 1, 2026 | California sales and use tax rates by jurisdiction |
| Arroyo Grande | city | 1.5% | 1 of 30 ZIP codes | Jul 1, 2026 | California sales and use tax rates by jurisdiction |
| Atascadero | city | 1.5% | 1 of 30 ZIP codes | Jul 1, 2026 | California sales and use tax rates by jurisdiction |
| Guadalupe | city | 1.5% | 1 of 30 ZIP codes | Jul 1, 2026 | California sales and use tax rates by jurisdiction |
| Maricopa | city | 1% | 1 of 30 ZIP codes | Jul 1, 2026 | California sales and use tax rates by jurisdiction |
| Paso Robles | city | 1.5% | 1 of 30 ZIP codes | Jul 1, 2026 | California sales and use tax rates by jurisdiction |
| Pismo Beach | city | 1% | 1 of 30 ZIP codes | Jul 1, 2026 | California sales and use tax rates by jurisdiction |
| Unincorporated Ventura County | city | 0% | 1 of 30 ZIP codes | Jul 1, 2026 | California sales and use tax rates by jurisdiction |
No total is shown because more than one city is listed. An address falls inside only one of each, so these shares are alternatives rather than a stack, and adding them all up would give a figure nobody pays.
What can change the tax you pay in Unincorporated San Luis Obispo County, CA
- ZIP codes shared with a neighbour. 18 of Unincorporated San Luis Obispo County's 30 ZIP codes are also reached by Unincorporated Santa Barbara County, Grover Beach, Morro Bay and San Luis Obispo and 10 other places, so an address in one of them can owe a neighbour's rate instead of Unincorporated San Luis Obispo County's.
- What you are buying. Categories are not taxed alike. The calculator switches between general merchandise, prepared food and lodging, which are the categories we hold rates for here.
How Unincorporated San Luis Obispo County compares with the rest of California
Unincorporated San Luis Obispo County's ~8.75% is above what most ZIP codes carry in California. Of the state's 2,584 ZIP codes with a figure, 373 land on the same one, 1,212 carry a lower figure and 999 a higher one. Across California the combined rate runs from 7.25% to 11.25%. See every city in California.
| Combined rate | ZIP codes | Which is this city |
|---|---|---|
| ~7.75% | 535 | |
| ~8.75% | 373 | Unincorporated San Luis Obispo County |
| ~9.75% | 346 | |
| ~7.25% | 282 | |
| ~8.25% | 189 |
Counted from ZIP-code figures. A tilde marks a band where some ZIP codes cross a tax boundary and are counted at their most likely rate.
How sales tax is collected
The seller generally collects the tax from the buyer at the point of sale and passes it to the authorities that levied it. In most states it is added at the till rather than included in the advertised price. Read how sales tax works, including sourcing rules, online purchases and who is required to collect.
Rates last verified: Sep 4, 2026. This is when the source was last read, not when this page was last edited.
TaxAndTips provides informational estimates from published tax-rate data. Actual tax treatment can depend on the product or service, the exact address, the transaction, exemption status and applicable law. For official obligations, consult the taxing authority or a qualified tax professional.
Why you can rely on these figures
- Published rates
- State and local rates compiled from the tax authorities that levy them.
- Every figure sourced
- See the jurisdiction breakdown and the document each rate came from.
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