Part of Atlanta Car Wash Market
City Analysis · GA

McDonough, GA Car Wash Market Analysis

Part of the Atlanta-Sandy Springs-Roswell, GA MSA.

A detailed read of the McDonough car wash market built from 8,957 Google reviews across 12 locations. Covers format mix, operator dominance, geographic distribution, income demographics, and customer-experience signals at the metro, county, and ZIP level.

3025330252Express Tunnel (8)Detail Shop (3)Full Service (1)

12 car wash locations in McDonough, GA · dots colored by format · sized by review volume

Locations
12
Chains
5
+ 6 independents
Reviews
9K
Avg Rating
4.70
Damage Rate
1.15%
Median AGI/return
$77K
location-weighted
Executive Read

McDonough, GA hosts 12 car wash locations identified by the WashIndex format classifier within the broader Atlanta trade area. Operating-quality signals are derived from 8,957 Google reviews, with 3,382 reviews processed through structured LLM extraction across 55 dimensions. The weighted-average rating across all locations is 4.70★, with a reviewer-reported damage rate of 1.15% and a membership-cancellation friction rate of 10.7% of mem-discussing reviews.

Concentration in this city: 6 of 12 locations (50.0%) operate as independents or single-location operators; the top 10 chains together control 6 locations (50.0%). The largest single operator by location count is Tidal Wave Auto Spa | Car Wash with 2sites in McDonough.

Across all 12 locations, the dominant concept is Express Tunnel (8 sites), with secondary presence from Detail Shop (3), Full Service (1), and Self-Serve Bay (0).

01 Format Mix

What kinds of car washes does McDonough have?

The McDonough MSA contains a wide mix of car wash formats — from express tunnels and full-service operations to detail shops and self-serve bays. The bar chart below shows how many locations of each format have been formally classified by our LLM-based format classifier (which reads each operator's own website to determine the format), with the avg Google rating per format displayed alongside the count.

The format with the highest customer rating is Detail Shop at 4.91★ across 3 locations — typical of the format, which is staffed, hand-finished, and oriented toward customers who care more about wash result than throughput. The lowest-rated format is Full Service at 3.60★ across 1 locations. Format-level rating gaps of this size are common — different formats serve different customer occasions and have inherently different expectations.

Express Tunnel8 (66.7%) · 4.74★Detail Shop3 (25.0%) · 4.91★Full Service1 (8.3%) · 3.60★
Format Locations % of MSA Reviews Avg Rating Damage Rate Cancel Friction
Express Tunnel 8 66.7% 8,325 4.74 1.08% 10.7%
Detail Shop 3 25.0% 287 4.91 0.86%
Full Service 1 8.3% 345 3.60 13.64% 0.0%
02 Income & Demographics

Where the customers (and the spend) are.

Each ZIP in the McDonough MSA has been joined to IRS Statistics-of-Income data (tax year 2022, mean Adjusted Gross Income per return as the income proxy) and to the per-location Google rating dataset. The scatter below plots every car wash with at least 10 reviews against its ZIP-level income, with each dot colored by format and sized by review volume.

Across 12 qualifying locations the simple Pearson correlation between ZIP income and Google rating is -0.22 — a mild negative correlation. Higher-income ZIPs in this MSA host slightly lower-rated car washes on average, which is unusual and worth investigating at the operator level. The mean-of-scatter location sits at $71K AGI/return and 4.68★.

3.0★3.5★4.0★4.5★5.0★$20K$50K$80K$110K$140K$170K$200KMean AGI per Tax Return (ZIP)Google RatingBig Peach Car Wash — McDonough (30252): 4.9★, 2347 reviews, $77K AGI per return, Express TunnelModWash — McDonough (30252): 4.9★, 1804 reviews, $77K AGI per return, Express TunnelTidal Wave Auto Spa | Car Wash — McDonough (30253): 4.5★, 1588 reviews, $66K AGI per return, Express TunnelTake 5 Car Wash — McDonough (30253): 4.5★, 1101 reviews, $66K AGI per return, Express TunnelFoamWorks Auto Spa of McDonough — McDonough (30253): 4.8★, 617 reviews, $66K AGI per return, Express TunnelClean 360 Express Car Wash — McDonough (30252): 4.4★, 376 reviews, $77K AGI per return, Express TunnelDR. Wash Carwash — McDonough (30252): 3.6★, 345 reviews, $77K AGI per return, Full ServiceElements Car Wash — McDonough (30253): 4.9★, 286 reviews, $66K AGI per return, Express TunnelTidal Wave Auto Spa | Car Wash — McDonough (30252): 4.9★, 206 reviews, $77K AGI per return, Express TunnelDivergent Elite Detailing | Paint Protection Film (PPF) - Ceramic Coating - Window Tint — McDonough (30253): 4.9★, 147 reviews, $66K AGI per return, Detail ShopDesi Detailing — McDonough (30252): 4.9★, 103 reviews, $77K AGI per return, Detail ShopAutomotive 392 LLC — McDonough (30253): 5.0★, 37 reviews, $66K AGI per return, Detail Shop
Express Tunnel Detail Shop Full Service

Car wash count and quality by income tier

Grouping ZIPs by income tier shows how location count and average rating shift across the income distribution. The blue bars are location count per tier; the orange tick marks show the average Google rating across all car wash locations in that tier (scaled against the same y-axis).

65320Under $50K0 locs · 0.00★$50K – $75K6 locs · 4.60★$75K – $100K6 locs · 4.78★$100K – $150K0 locs · 0.00★$150K+0 locs · 0.00★
Income tier (mean AGI/return) ZIPs Locations Reviews Avg Rating Top Format
Under $50K 0 0 0 0.00
$50K – $75K 1 6 3,776 4.60 Express Tunnel (4)
$75K – $100K 1 6 5,181 4.78 Express Tunnel (4)
$100K – $150K 0 0 0 0.00
$150K+ 0 0 0 0.00

The highest-income tier ($150K+) contains 0 car washes across 0 ZIPs, with a weighted-average rating of 0.00★ — compared to 0 locations across 0 ZIPs averaging 0.00★ in the lowest-income tier (Under $50K). The middle-income tiers ($75K–$150K) tend to host the densest concentrations of express tunnels — the format that monetizes most effectively at suburban price points.

03 Dominant Chains

Who operates the most McDonough car washes?

The McDonough MSA hosts 5 different chains alongside 6 independent operators (single-location or unaffiliated sites). The table below ranks the top 25 chains by location count in the MSA, with each chain's per-MSA Google rating, reviewer-reported damage rate, and membership cancellation friction rate.

The top 5 chains together control 6 of 12 locations (50.0%) — meaning 50.0% of the MSA's car wash supply remains in the hands of smaller chains and independent operators. That fragmentation level is typical of large US metros and creates meaningful consolidation runway for active acquirers.

# Chain Locations Reviews Avg Rating Damage Cancel Upsell
1 Tidal Wave Auto Spa | Car Wash 2 1,794 4.55 2.21% 18.2% 0.49%
2 ModWash 1 1,804 4.90 1.68% 15.4% 0.21%
3 Take 5 Car Wash 1 1,101 4.50 1.06% 15.9% 0.80%
4 FoamWorks Auto Spa of Cordele 1 617 4.80 0.61% 20.6% 0.30%
5 Big Peach Car Wash 1 2,347 4.90 0.80% 1.9% 0.14%
05 Customer Experience Signals

What customers love and complain about, MSA-wide.

Aspect scores aggregate the per-review LLM extractions for 3,382 reviews across all 12 MSA locations. Each score is computed as (positive − negative) / (positive + negative + mixed) for that aspect, ranging from −1 (universally negative) to +1 (universally positive). Numbers above zero mean customers say more positive than negative things; below zero means the reverse.

Reading these together gives a quick read on where the metro's car wash industry stands operationally: which aspects of the experience are reliable strengths and which ones generate the most friction.

Staff +0.92
Facility Cleanliness +0.79
Wash Quality +0.76
Wait Time +0.69
Per-Wash Price +0.25
Membership Value +0.11
Equipment Working -0.28
06 All Locations

All 12 McDonough car wash sites.

The complete inventory of car wash locations in the McDonough MSA, ranked by review volume. Each row shows the operator name, address, format classification (where determined), chain affiliation (when part of a multi-location operator), Google rating, total review count, county, and the IRS mean-AGI-per-return for the ZIP it sits in. Locations with fewer than 10 reviews on Google appear without a rating column populated.

We're showing the top 10 by review volume; the full set of 12 locations is available in the underlying dataset for users requesting a custom market study.

Location City Format Chain Rating Reviews ZIP AGI
Big Peach Car Wash
3555 Hwy 81
McDonough, GA Express Tunnel Big Peach Car Wash 4.9 2,347 $77K
ModWash
60 E Lake Rd
McDonough, GA Express Tunnel ModWash 4.9 1,804 $77K
Tidal Wave Auto Spa | Car Wash
42 Hwy 81
McDonough, GA Express Tunnel Tidal Wave Auto Spa | Car Wash 4.5 1,588 $66K
Take 5 Car Wash
1460 Jonesboro Rd
McDonough, GA Express Tunnel Take 5 Car Wash 4.5 1,101 $66K
FoamWorks Auto Spa of McDonough
261 Jonesboro Rd
McDonough, GA Express Tunnel FoamWorks Auto Spa of Cordele 4.8 617 $66K
Clean 360 Express Car Wash
220 Racetrack Rd
McDonough, GA Express Tunnel 4.4 376 $77K
DR. Wash Carwash
430 Hwy 81
McDonough, GA Full Service 3.6 345 $77K
Elements Car Wash
1002 Industrial Pkwy
McDonough, GA Express Tunnel 4.9 286 $66K
Tidal Wave Auto Spa | Car Wash
915 Hwy 81
McDonough, GA Express Tunnel Tidal Wave Auto Spa | Car Wash 4.9 206 $77K
Divergent Elite Detailing | Paint Protection Film (PPF) - Ceramic Coating - Window Tint
1504 Meredith Park Dr
McDonough, GA Detail Shop 4.9 147 $66K

About this analysis

Car wash inventory for McDonough, GA is sourced from the WashIndex national car-wash place index, filtered to places whose Google-Maps-reported city matches McDonough, and further restricted to places whose format the WashIndex LLM classifier identified as a car wash (excluding dealerships, gas stations, and other auto-related businesses that don't primarily operate a car wash). Inclusion in the parent Atlanta MSA dataset is established by point-in-polygon against the official US Census county boundaries (TIGER/Line, 2024).

Operating-quality signals are derived from 3,382 customer reviews processed through WashIndex's 55-field LLM extraction pipeline. Format classification comes from a separate per-location website-reading classifier. ZIP-level income data is from the IRS Statistics of Income (tax year 2022) — mean Adjusted Gross Income per tax return, which is directionally aligned with ACS median household income but available without authentication.

See our full methodology for the extraction pipeline, validation samples, and aggregation logic.

Drill into the data directly.

The free WashIndex platform shows every McDonough car wash on an interactive map, with the same review-derived signals and demographic overlays that power this analysis. Filter by format, drive-time, or operator and compare any location head-to-head with its true competitive set.