San Luis Obispo County, California ZIP codes
34 ZIP codes are in San Luis Obispo County, plus 7 that cross in from neighboring counties. It's part of the San Luis Obispo-Paso Robles, CA metro area.
- ZIP codes
- 34
- Population in these ZIPs
- 276,432
- Avg. median income
- $97,200population-weighted
- Cities & towns
- 19
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in San Luis Obispo County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 93401 | San Luis Obispo | 29,202 | $96,824 | $1,081,600 |
| 93402 | Los Osos | 14,197 | $109,090 | $866,700 |
| 93403 PO Box | San Luis Obispo | — | — | — |
| 93405 | San Luis Obispo | 25,002 | $60,399 | $1,080,700 |
| 93406 PO Box | San Luis Obispo | — | — | — |
| 93407 | San Luis Obispo | 347 | — | — |
| 93408 | San Luis Obispo | 6 | — | — |
| 93409 | San Luis Obispo | 2,952 | — | — |
| 93410 | San Luis Obispo | 7,396 | — | — |
| 93412 PO Box | Los Osos | — | — | — |
| 93420 | Arroyo Grande | 31,345 | $110,553 | $1,037,700 |
| 93421 PO Box | Arroyo Grande | — | — | — |
| 93422 | Atascadero | 33,002 | $91,780 | $784,500 |
| 93423 PO Box | Atascadero | — | — | — |
| 93424 | Avila Beach | 962 | — | $1,540,100 |
| 93428 | Cambria | 6,399 | $99,762 | $998,200 |
| 93430 | Cayucos | 3,125 | $89,519 | $1,315,500 |
| 93432 | Creston | 1,142 | $146,938 | $971,600 |
| 93433 | Grover Beach | 12,600 | $86,458 | $771,900 |
| 93435 PO Box | Harmony | — | — | — |
| 93442 | Morro Bay | 11,571 | $95,623 | $934,500 |
| 93443 PO Box | Morro Bay | — | — | — |
| 93444 | Nipomo | 21,611 | $110,867 | $940,600 |
| 93445 | Oceano | 6,857 | $72,261 | $678,600 |
| 93446 | Paso Robles | 45,554 | $97,943 | $766,900 |
| 93447 PO Box | Paso Robles | — | — | — |
| 93448 PO Box | Pismo Beach | — | — | — |
| 93449 | Pismo Beach | 8,014 | $118,072 | $1,097,200 |
| 93452 | San Simeon | 217 | $54,625 | $606,500 |
| 93453 | Santa Margarita | 2,344 | $78,288 | $749,300 |
| 93461 | Shandon | 1,548 | $92,482 | $512,300 |
| 93465 | Templeton | 11,039 | $129,259 | $975,700 |
| 93475 PO Box | Oceano | — | — | — |
| 93483 PO Box | Grover Beach | — | — | — |
ZIP codes partly in San Luis Obispo County
These ZIP codes are mostly in a neighboring county but cover part of San Luis Obispo County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 93252 | Maricopa | Ventura County | 1,295 | $43,947 | $183,400 |
| 93254 | New Cuyama | Santa Barbara County | 707 | $60,938 | $292,400 |
| 93426 | Bradley | Monterey County | 1,564 | $102,500 | $657,000 |
| 93434 | Guadalupe | Santa Barbara County | 8,603 | $67,231 | $557,200 |
| 93451 | San Miguel | Monterey County | 5,207 | $98,188 | $627,700 |
| 93454 | Santa Maria | Santa Barbara County | 41,896 | $81,522 | $635,600 |
| 93458 | Santa Maria | Santa Barbara County | 59,148 | $75,257 | $616,200 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in San Luis Obispo County
Nearby counties
Frequently asked questions
How many ZIP codes are in San Luis Obispo County, California?
34 ZIP codes are mainly in San Luis Obispo County, and 7 more ZIP codes from neighboring areas reach partly into it.
What cities are in San Luis Obispo County?
ZIP codes in San Luis Obispo County use the city names Arroyo Grande, Atascadero, Avila Beach, Cambria, Cayucos, Creston, Grover Beach, Harmony, Los Osos, Morro Bay, Nipomo and Oceano and others.
What metro area is San Luis Obispo County in?
San Luis Obispo County is part of the San Luis Obispo-Paso Robles, CA metropolitan statistical area.