← St. Louis metro
County market analysis · Data updated · June 9, 2026
Car Washes in St. Charles County, MO
St. Charles County, MO has 53 car washes across 13 chains and 18 independents, drawing 9,819 Google reviews with a 2.4% reviewer-reported damage rate. It skews detail shop (32% of locations) and is chain-consolidated; its washes rate about average at 4.37★. The BLS counts 28 car-wash employer establishments in the county paying a $31,454 average wage.
St. Charles County at a glance
- Car washes
- 53
- 34% independent
- Top operator
- Club Car Wash
- 10 locations
- Avg rating
- 4.37★
- Damage rate
- 2.4%
- 1.5× U.S. norm
- Top format
- detail shop
- 32% of classified
- BLS establishments
- 28
- employer businesses (QCEW)
Market Quality snapshot
- Population
- 409,830
- ACS 2023 5-year
- Households
- 158,682
- ACS 2023 5-year
- Residents per wash
- 7,733
- 4.0× the national MSA median — lighter supply
- Express tunnels per 10K households
- 0.9
- in the 0.5–1.0 filling band · classified sites
Official footprint · BLS QCEW 2024
28
Employer establishments
374
Industry jobs
$31,454
Avg annual wage
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 St. Charles County, MO
Customer-experience signals
Net sentiment (−1 to +1) across 2,448 AI-analyzed reviews. Positive = more praise than complaints.
Price & value
+0.22
Speed & wait
+0.54
Wash quality
+0.69
Customer service
+0.73
Equipment reliability
-0.53
Facilities
+0.66
Membership value
-0.01
Top operators in St. Charles County, MO
| Operator | Locations | Avg rating |
|---|---|---|
| Club Car Wash | 10 | 4.34 |
| Country Club Car Wash | 4 | 3.84 |
| Express Care Car Wash | 4 | 4.02 |
| MotoMart Convenience Stores | 3 | 3.72 |
| On the Run | 3 | 2.53 |
| Soapify Car Wash St. Peters | 2 | 4.59 |
| Detail Driven Car Wash | 2 | 4.31 |
| bp | 2 | 3.73 |
| Zips Car Wash | 1 | 4.50 |
| Sam's Club Gas Station | 1 | 4.50 |
| Waterway Carwash | 1 | 4.30 |
| Tommy's Express® Car Wash | 1 | 4.30 |
| Circle K | 1 | 3.00 |
Car washes in St. Charles County, MO
| Car wash | Rating | Reviews |
|---|---|---|
| Zips Car Wash | 4.5 | 1,348 |
| Detail 360 | 4.9 | 644 |
| Sam's Club Gas Station | 4.5 | 507 |
| Club Car Wash | 4.4 | 496 |
| Country Club Car Wash | 4.1 | 403 |
| Soapify Car Wash St. Peters | 4.6 | 401 |
| Detail Driven Car Wash | 4.4 | 376 |
| Legacy Auto Spa | 5.0 | 354 |
| Club Car Wash | 4.3 | 341 |
| Royal Ozarks Car Wash | 4.0 | 301 |
| Waterway Carwash | 4.3 | 272 |
| MotoMart Convenience Stores | 4.0 | 266 |
| Autobahn Car Wash & Detail | 4.2 | 239 |
| Evolve Auto Boutique | 4.9 | 232 |
| Club Car Wash | 4.4 | 229 |
| Club Car Wash | 4.5 | 228 |
| Auto Vitality | 5.0 | 227 |
| Club Car Wash | 4.2 | 225 |
| Country Club Car Wash | 3.9 | 211 |
| Tommy's Express® Car Wash | 4.3 | 205 |
| Auto Spa Speedy Wash - St. Peters | 4.0 | 167 |
| Auto Spa Speedy Wash - St. Charles, MO (Hwy 94) | 3.9 | 139 |
| Auto Spa Speedy Wash - Wentzville | 4.0 | 139 |
| Club Car Wash | 4.1 | 138 |
| Auto Spa Speedy Wash - Harvester, MO | 4.2 | 124 |
| bp | 3.9 | 120 |
| Club Car Wash | 4.4 | 114 |
| Detail Driven Car Wash | 4.0 | 102 |
| Country Club Car Wash | 3.0 | 98 |
| Club Car Wash | 4.3 | 93 |
| Country Club Car Wash | 3.4 | 88 |
| Club Car Wash | 4.6 | 80 |
| Legends Detailing Company | 4.7 | 79 |
| Auto Detailing Wentzville | 5.0 | 79 |
| Club Car Wash | 3.9 | 73 |
| The Bays O'Fallon | Ceramic Coatings, Full-Service Detailing, Self-Service Car wash & Detail Bays, Detailing Supplies | 5.0 | 65 |
| Wood's Detailing | 5.0 | 61 |
| Zitting Detailing | 4.8 | 55 |
| A+ Auto Detailing | 5.0 | 55 |
| MotoMart Convenience Stores | 2.6 | 49 |
| bp | 3.3 | 47 |
| Sud Masters Mobile Detailing | 5.0 | 46 |
| Circle K | Car Wash | 3.0 | 43 |
| Soap Stars Auto Detailing | 4.8 | 41 |
| MotoMart Convenience Stores | 3.2 | 41 |
| Dodds Detailing LLC | 5.0 | 36 |
| No competition auto detailing | 3.2 | 29 |
| Jake's Detailing | 5.0 | 22 |
| On the Run | 2.5 | 22 |
| On the Run | 2.5 | 21 |
| Soapify Car Wash St. Charles | 4.4 | 18 |
| On the Run | 2.6 | 16 |
| CAMO Auto Detailing | 5.0 | 14 |
Frequently Asked Questions
About St. Charles County, MO
How many car washes are in St. Charles County, MO?
+
WashIndex tracks 53 car washes in St. Charles County, MO — 13 chain operators and 18 independents. The BLS separately counts 28 car-wash employer establishments (businesses with payroll) in the county.
What is the most common type of car wash in St. Charles County, MO?
+
Detail Shop is the most common format in St. Charles County, MO, with 17 of 53 locations.
How much do car wash workers make in St. Charles County, MO?
+
Car-wash employees in St. Charles County earn about $31,454 per year on average (BLS QCEW, 2024), across roughly 374 jobs.
Cite this page
Data as of 2026-06-09. Pick a format and click Copy.
APA
WashIndex. (2026, June 9). Car Washes in St. Charles County, MO — Market Analysis & Statistics. https://washindex.com/car-wash-counties/st-charles-county-mo
Chicago
WashIndex. "Car Washes in St. Charles County, MO — Market Analysis & Statistics." WashIndex. Last modified June 9, 2026. https://washindex.com/car-wash-counties/st-charles-county-mo.
MLA
"Car Washes in St. Charles County, MO — Market Analysis & Statistics." WashIndex, Jun. 9, 2026, https://washindex.com/car-wash-counties/st-charles-county-mo.
BibTeX
@misc{washindex_car_wash_counties_st_charles_county_mo_2026,
title = {{Car Washes in St. Charles County, MO — Market Analysis & Statistics}},
author = {{WashIndex}},
year = {2026},
month = {Jun},
url = {https://washindex.com/car-wash-counties/st-charles-county-mo},
urldate = {2026-06-09},
} Per-location car-wash data for St. Charles County, MO (format, operators, AI-scored review signals) joined to the county's official BLS footprint. See the St. Louis metro analysis · methodology. Free to cite with attribution to WashIndex.