Car Washes in San Luis Obispo County, CA
San Luis Obispo County, CA has 30 car washes across 4 chains and 18 independents, drawing 6,731 Google reviews with a 1.1% reviewer-reported damage rate. It skews detail shop (37% of locations) and is largely independent-run; its washes rate about average at 4.44★. The BLS counts 16 car-wash employer establishments in the county paying a $36,225 average wage.
San Luis Obispo County at a glance
- Car washes
- 30
- 60% independent
- Top operator
- Sun Day Carwash
- 4 locations
- Avg rating
- 4.44★
- Damage rate
- 1.1%
- 1.5× below norm
- Top format
- detail shop
- 37% of classified
- BLS establishments
- 16
- employer businesses (QCEW)
Market Quality snapshot
- Population
- 281,486
- ACS 2023 5-year
- Households
- 108,897
- ACS 2023 5-year
- Residents per wash
- 9,383
- 4.9× the national MSA median — lighter supply
- Express tunnels per 10K households
- 0.5
- below the ~0.5 expandable band · classified sites
Source: U.S. Bureau of Labor Statistics, QCEW (private, NAICS 811192). Counts employer establishments — a narrower universe than all physical wash locations. “—” = withheld by BLS for disclosure.
Format mix in San Luis Obispo County, CA
Customer-experience signals
Net sentiment (−1 to +1) across 2,156 AI-analyzed reviews. Positive = more praise than complaints.
Top operators in San Luis Obispo County, CA
| Operator | Locations | Avg rating |
|---|---|---|
| Sun Day Carwash | 4 | 4.84 |
| Shell | 4 | 3.70 |
| 76 | 2 | 4.23 |
| El Camino Car Wash & Detail Center | 2 | 3.69 |
Car washes in San Luis Obispo County, CA
| Car wash | Rating | Reviews |
|---|---|---|
| Sun Day Carwash | 4.8 | 685 |
| 76 | 4.2 | 606 |
| Sun Day Carwash | 4.9 | 393 |
| Sun Day Carwash | 4.9 | 382 |
| Sunset North Car Wash & Detail Center- Arroyo Grande | 3.6 | 323 |
| Quiky Car Wash | 4.2 | 322 |
| Shell | 3.8 | 274 |
| Sun Day Carwash | 4.8 | 272 |
| Atascadero76 | 4.3 | 236 |
| Sunset North Car Wash & Detail Center, Broad St. SLO | 4.0 | 228 |
| Sunset North Car Wash & Detail Center, Paso Robles | 3.7 | 194 |
| Roman's Tint & Detail | 5.0 | 184 |
| El Camino Car Wash & Detail Center | 3.6 | 183 |
| El Camino Car Wash & Detail Center | 3.8 | 147 |
| Morro Bay Car Wash | 4.1 | 130 |
| Arroyo Grande Detail | Ceramic Coatings | 5.0 | 111 |
| Hobbs Auto Spa | 5.0 | 110 |
| Greyhound Carwash | 3.5 | 91 |
| Ceramic Pro San Luis Obispo, Pismo Detailing | 4.9 | 91 |
| Top Shelf Mobile Detailing | 5.0 | 87 |
| Shell | 3.6 | 74 |
| Shell | 3.9 | 72 |
| Coastal Clean Car Wash | 2.9 | 70 |
| Aqua Details | 5.0 | 55 |
| Shell | 3.0 | 50 |
| Carlos Mobile Detailing | 4.8 | 46 |
| MIKAR Mobile Detailing | 4.9 | 35 |
| A-RV Storage & Repair | 4.7 | 29 |
| Cobra's Mobile Detailing | 5.0 | 21 |
| 5 Cities Car Wash | 2.4 | 19 |
About San Luis Obispo County, CA
How many car washes are in San Luis Obispo County, CA?
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What is the most common type of car wash in San Luis Obispo County, CA?
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How much do car wash workers make in San Luis Obispo County, CA?
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Data as of 2026-06-09. Pick a format and click Copy.
WashIndex. (2026, June 9). Car Washes in San Luis Obispo County, CA — Market Analysis & Statistics. https://washindex.com/car-wash-counties/san-luis-obispo-county-ca
WashIndex. "Car Washes in San Luis Obispo County, CA — Market Analysis & Statistics." WashIndex. Last modified June 9, 2026. https://washindex.com/car-wash-counties/san-luis-obispo-county-ca.
"Car Washes in San Luis Obispo County, CA — Market Analysis & Statistics." WashIndex, Jun. 9, 2026, https://washindex.com/car-wash-counties/san-luis-obispo-county-ca.
@misc{washindex_car_wash_counties_san_luis_obispo_county_ca_2026,
title = {{Car Washes in San Luis Obispo County, CA — Market Analysis & Statistics}},
author = {{WashIndex}},
year = {2026},
month = {Jun},
url = {https://washindex.com/car-wash-counties/san-luis-obispo-county-ca},
urldate = {2026-06-09},
} Per-location car-wash data for San Luis Obispo County, CA (format, operators, AI-scored review signals) joined to the county's official BLS footprint. See the San Luis Obispo metro analysis · methodology. Free to cite with attribution to WashIndex.