Cayucos is a community in San Luis Obispo County, California, home to about 2,427 people across 3.1 square miles. Its ZIP code is 93430, and parts of 93442 are in Cayucos too.
Homes sold for a median of $901 per square foot in the three months ending August 2026, a balanced market.
Mostly Cayucos
Mostly Morro Bay; part is in Cayucos
Each card is that ZIP code’s whole market, including any part outside Cayucos. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Cayucos’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Fresno Yosemite International Airport (FAT)113 miles away |
|---|---|
| Closer regional airport | San Luis County Regional Airport (SBP)19 miles away |
| Nearest city of 250,000+ | Fresno, CA111 miles away |
| Nearest city of 1 million+ | Los Angeles, CA171 miles away |
Straight-line distances from the center of Cayucos; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Cayucos had 2,505 residents in the 2020 census, down 15% since 2000.
It’s the 856th largest of 1,563 towns in California by population.
San Luis Obispo County grew from 16,637 residents in 1900 to 282,424 in 2020.
San Luis Obispo County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 73°F in summer, and winter lows average 46°F. About 17 inches of rain and melted snow fall in a typical year, with about 0 inches of snow.
Source: NOAA 1991–2020 climate normals, Morro Bay Fire Dept, CA weather station (5 miles away).
98,720 jobs at 8,962 businesses in San Luis Obispo County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
6 doctors and other health care providers list an office in Cayucos.
Nearest hospitals
Providers with an office here
| Primary care doctors | 1 |
|---|---|
| Dentists | 1 |
| Mental health providers | 3 |
| Physical and occupational therapists | 1 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Grocery stores
Pharmacies
Libraries
Museums
Counts are within about 1.5 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Cayucos Elementary. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Cayucos ElementaryCayucos | K–8 | 185 | Public | 1.9 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Morro Bay.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.