Groundwork

Auto · County · Iowa

Car washes and detailers in Polk County, IA

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

Groundwork market score · out of 100

Score 48 out of 100: Lower middle

Ranked #785 of 1,451 scored counties
#9 of 32 scored counties in Iowa

Listings
112
41 chain locations (37%)
Official establishments
44
+4.8% since 2019
Household spending a year
$221.6M
On vehicle maintenance and repairs · $1,079 a household
Spending per listing
$2M
21% below the U.S.
Listings per 10k households
5.5
45% above the U.S.
Population, 2025
516,546
+4.8% since 2020

See the car washes and detailers around any address in Polk 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 Polk County. Signed out, you see a blurred preview; on an account, each report is one action.

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

What this means

At $1,079 per household (13% above the U.S. average), households in Polk County spend about $221.6M a year on vehicle maintenance and repairs. That works out to $2M per location, 21% below the U.S. figure of $2.5M. The spending figure covers all vehicle maintenance and repairs, not only car washes and detailers.

Polk County has 112 car washes and detailers on map listings as of September 2026. Of those, 41 are chain locations, or 37%, against 23% across the U.S. That comes to 5.5 for every 10,000 households, 45% above the U.S. rate of 3.8.

Official counts show 44 businesses with payroll classed as car washes in Polk County in 2023, up 4.8% from 2019. That is one for every 4,667 households, against one for every 6,523 across the U.S.

Between 2020 and 2025, the population of Polk County grew 4.8%, faster than the U.S. (+3.1%). The Groundwork market score for car washes and detailers in Polk County is 48 (lower middle), #785 of 1,451 scored counties and #9 of 32 scored counties in Iowa.

How Polk County compares

The same measures for Iowa 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 Polk County, IA compared with Iowa and the U.S.
MeasurePolk CountyIowaU.S.
Listings per 10k households5.55.13.8
Spending per listing$2M$2.2M$2.5M
Households per official establishment4,6674,3576,523
Official establishment growth, 2019–2023+4.8%+17.1%+16.7%
Population growth, 2020–2025+4.8%+1.5%+3.1%
Spending per household on vehicle maintenance and repairs$1,079$1,134$958
Median household income$83,576$75,059$80,734
Groundwork market score4834

Official counts and lending

Businesses

Official establishments, 2019 to 2023
42 → 44+4.8% over the period
Employees, 2023
467
Annual payroll, 2023
$15.4M
One-person businesses, 2023
Not publishedNot published for this business type
Map listings, September 2026
11241 chain locations
Listings at the U.S. rate for this spending
88The 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 Polk 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 Polk County

Population, 2025 estimate
516,546+4.8% since 2020
Households
205,358
Median age
37.1
Homes lived in by their owners
67%
Vehicles per household
1.8
Land area
573 sq. mi.
People per square mile
879
Median household income
$83,576+23.6% vs. 2015–2019, before inflation
Average household income
$109,398
Median home value
$262,100
Jobs located here
309,340
Daytime population
566,731Residents who don’t work, plus everyone whose job is here

Looking at a specific site in Polk 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 Polk County. Signed out, you see a blurred preview; on an account, each report is one action.

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Car washes and detailing across Iowa

Every Iowa market ranked →

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

Top counties in Iowa

Counties in Iowa ranked for car washes and detailers by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Warren County, IA9652.4$5.2M+9.0%#1 of 1,451
2Marion County, IA6086.0$2.1M+2.3%#474 of 1,451
3Story County, IA59153.9$2.8M+2.7%#481 of 1,451
4Johnson County, IA59304.7$2.2M+4.6%#501 of 1,451
5Dallas County, IA59276.4$1.9M+17.8%#505 of 1,451
6Jasper County, IA5853.3$3.6M+0.9%#507 of 1,451
7Sioux County, IA5175.5$2.4M+2.5%#700 of 1,451
8Clinton County, IA51105.1$2.2M−0.9%#707 of 1,451
9Polk County, IA481125.5$2M+4.8%#785 of 1,451
10Des Moines County, IA4563.5$3M−2.0%#843 of 1,451

Other business types in Polk County

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

Questions

How many car washes and detailers are in Polk County, IA?

Map listings as of September 2026 show 112 car washes and detailers in Polk County. 41 of them (37%) are chain locations. The listings count car washes and detailers. Official counts show 44 businesses with payroll classed as car washes in 2023, up 4.8% from 2019.

How much do households in Polk County, IA spend on vehicle maintenance and repairs?

About $221.6M a year, or $1,079 per household. That is 13% above the U.S. average (an index of 113, where 100 is the U.S. average). Spread across the 112 car washes and detailers on map listings, it comes to $2M 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 205,358 households in Polk County and national spending patterns by income.

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

Polk County has 5.5 car washes and detailers per 10,000 households, 45% above the U.S. rate of 3.8. Spending per location is $2M, 21% below the U.S. figure of $2.5M. At the U.S. ratio of car washes and detailers to household spending, Polk County would have about 88, against 112 on map listings. There is one business with payroll in the industry for every 4,667 households, against one for every 6,523 across the U.S. The official count rose 4.8% from 2019 to 2023, against +16.7% for the U.S.

How fast is Polk County, IA growing?

Population estimates put Polk County at 516,546 people in 2025, up 4.8% since 2020, faster than the U.S. (+3.1%). It has 205,358 households. The median household income in Polk County is $83,576 a year, 4% above the U.S. median of $80,734. That rose 23.6% 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. Polk County scores 48 for car washes and detailers (lower middle), #785 of 1,451 scored counties.

How can I see the market around a specific site?

Run a Groundwork site report on an address in Polk 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 Polk County

Screening a site or an acquisition in Polk 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 Polk 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.