Groundwork

Auto · County · Wisconsin

Car washes and detailers in Green County, WI

The car washes and detailers in Green County, WI, the household spending behind them and how the market ranks against other counties.

Groundwork market score · out of 100

Score 55 out of 100: Upper middle

Ranked #583 of 1,451 scored counties
#32 of 36 scored counties in Wisconsin

Listings
6
0 chain locations (0%)
Official establishments
5
Businesses with payroll, 2023
Household spending a year
$18.6M
On vehicle maintenance and repairs · $1,180 a household
Spending per listing
$3.1M
23% above the U.S.
Listings per 10k households
3.8
In line with the U.S.
Population, 2025
37,227
+0.5% since 2020

See the car washes and detailers around any address in Green County

The site report maps the car washes and detailers on map listings near the address, by name and distance, and sizes the households and spending around it. Or open the report at the center of Green County. Signed out, you see a blurred preview; on an account, each report is one action.

Free10 actions over 3 days, no card

Survey estimates 2020–2024 · population estimates 2025 · official business counts 2023 · map listings September 2026 · Data credits · How we measure

What this means

Household spending on vehicle maintenance and repairs in Green County comes to about $18.6M a year: $1,180 per household, 23% above the U.S. average. That works out to $3.1M per location, 23% above the U.S. figure of $2.5M. The spending figure covers all vehicle maintenance and repairs, not only car washes and detailers.

Green County has 6 car washes and detailers on map listings as of September 2026. None of them are chain locations, against 23% across the U.S. That is 3.8 per 10,000 households, in line with the U.S. rate of 3.8.

Official counts show 5 businesses with payroll classed as car washes in Green County in 2023. That is one for every 3,155 households, against one for every 6,523 across the U.S.

Between 2020 and 2025, the population of Green County grew 0.5%, slower than the U.S. (+3.1%). For car washes and detailers, Green County has a Groundwork market score of 55 (upper middle): #583 of 1,451 scored counties and #32 of 36 scored counties in Wisconsin.

How Green County compares

The same measures for Wisconsin and the whole U.S. Spending per listing divides a year of household spending on all vehicle maintenance and repairs by the car washes and detailers counted, so it measures the demand for each competitor, not any business’s revenue. Households per establishment does the same with the official count.

Car washes and detailing in Green County, WI compared with Wisconsin and the U.S.
MeasureGreen CountyWisconsinU.S.
Listings per 10k households3.83.33.8
Spending per listing$3.1M$3.2M$2.5M
Households per official establishment3,1559,5006,523
Official establishment growth, 2019–2023n/a+22.0%+16.7%
Population growth, 2020–2025+0.5%+1.3%+3.1%
Spending per household on vehicle maintenance and repairs$1,180$1,061$958
Median household income$82,852$77,485$80,734
Groundwork market score5574

Official counts and lending

Businesses

Official establishments, 2019 to 2023
5
Employees, 2023
10
Annual payroll, 2023
$279K
One-person businesses, 2023
Not publishedNot published for this business type
Map listings, September 2026
60 chain locations
Listings at the U.S. rate for this spending
7The U.S. ratio of listings to household spending, applied here

SBA-backed loans since fiscal 2022

Loans
0
Amount
$0

SBA-backed loans to businesses classed as car washes in Green County, through June 2026, placed by the borrower’s ZIP code. Official establishments are businesses with payroll; the official counts leave out places with fewer than 3.

Population and households in Green County

Population, 2025 estimate
37,227+0.5% since 2020
Households
15,775
Median age
44.4
Homes lived in by their owners
76%
Vehicles per household
2.0
Land area
584 sq. mi.
People per square mile
63
Median household income
$82,852+28.5% vs. 2015–2019, before inflation
Average household income
$99,251
Median home value
$250,200
Jobs located here
15,476
Daytime population
33,156Residents who don’t work, plus everyone whose job is here

Looking at a specific site in Green County?

These figures cover the whole county. A site report draws rings around one address and counts what’s inside them: households, spending, jobs, and the car washes and detailers on map listings by name and distance.

Or open the report at the center of Green County. Signed out, you see a blurred preview; on an account, each report is one action.

Free10 actions over 3 days, no card

Car washes and detailing across Wisconsin

Every Wisconsin market ranked →

The highest-scoring counties in Wisconsin for car washes and detailers, numbered among those based in Wisconsin, with Green County marked.

Top counties in Wisconsin

Counties in Wisconsin ranked for car washes and detailers by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Walworth County, WI84112.6$4.7M+0.8%#39 of 1,451
2Oconto County, WI8463.6$3.5M+2.9%#40 of 1,451
3Portage County, WI8082.7$4.2M+2.2%#56 of 1,451
4Washington County, WI80193.3$3.5M+1.8%#58 of 1,451
5Dane County, WI78732.9$3.4M+4.9%#77 of 1,451
6Manitowoc County, WI77102.8$3.8M+0.4%#92 of 1,451
7Dunn County, WI7763.4$3.4M+1.7%#95 of 1,451
8Sauk County, WI7593.2$3.5M+1.3%#119 of 1,451
9Marathon County, WI75213.6$3.1M+1.0%#127 of 1,451
10Rock County, WI75253.7$2.9M+1.7%#128 of 1,451
32Green County, WI5563.8$3.1M+0.5%#583 of 1,451

Other business types in Green County

Each with its Groundwork market score here, out of 100, where it has one.

Questions

How many car washes and detailers are in Green County, WI?

Map listings as of September 2026 show 6 car washes and detailers in Green County. None of them are chain locations. The listings count car washes and detailers. Official counts show 5 businesses with payroll classed as car washes in 2023.

How much do households in Green County, WI spend on vehicle maintenance and repairs?

About $18.6M a year, or $1,180 per household. That is 23% above the U.S. average (an index of 123, where 100 is the U.S. average). Spread across the 6 car washes and detailers on map listings, it comes to $3.1M per location. That spending covers all vehicle maintenance and repairs, which car washes and detailers share with other businesses in the trade. It is estimated from the incomes of the 15,775 households in Green County and national spending patterns by income.

How does Green County, WI compare with the U.S. for car washes and detailers?

Green County has 3.8 car washes and detailers per 10,000 households, in line with the U.S. rate of 3.8. Spending per location is $3.1M, 23% above the U.S. figure of $2.5M. At the U.S. ratio of car washes and detailers to household spending, Green County would have about 7, against 6 on map listings. There is one business with payroll in the industry for every 3,155 households, against one for every 6,523 across the U.S.

How fast is Green County, WI growing?

Population estimates put Green County at 37,227 people in 2025, up 0.5% since 2020, slower than the U.S. (+3.1%). It has 15,775 households. The median household income in Green County is $82,852 a year, 3% above the U.S. median of $80,734. That rose 28.5% from the 2015–2019 survey, before inflation.

What is the Groundwork market score?

The Groundwork market score runs from 0 to 100 and compares a market with others of its kind for one business type: states with states, metro areas with metro areas, small-town markets and counties with their own. It weighs household spending per competitor (35%), households per business with payroll (25%), population growth (20%) and spending power (20%), each ranked against those peers. A higher score means that, taken together, the market has more household spending and more households for each business already there, faster population growth and more spending per household than similar markets. It describes a market, not any one site or deal. Green County scores 55 for car washes and detailers (upper middle), #583 of 1,451 scored counties.

How can I see the market around a specific site?

Run a Groundwork site report on an address in Green County. It maps the car washes and detailers on map listings near the site and sizes the households and spending within the distance you choose. New accounts get 10 actions over 3 days, no card.

How the score works · Top markets for car washes and detailers · All 56 business types in Green County

Screening a site or an acquisition in Green County?

A site report maps the competitors on map listings near an address and sizes the households and spending around it.

The button opens the report at the center of Green County. Signed out, you see a blurred preview; on an account, each report is one action.

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are estimates for research only. Not investment or real estate advice.