Groundwork

Auto · County · Iowa

Auto repair shops in Clinton County, IA

Competitor counts, household spending and official business counts for auto repair shops in Clinton County, IA, set against other counties and the U.S.

Groundwork market score · out of 100

Score 38 out of 100: Lower middle

Ranked #1,730 of 2,378 scored counties
#51 of 72 scored counties in Iowa

Listings
52
9 chain locations (17%)
Official establishments
32
+6.7% since 2019
Household spending a year
$22M
On vehicle maintenance and repairs · $1,126 a household
Spending per listing
$422K
5% below the U.S.
Listings per 10k households
26.7
24% above the U.S.
Population, 2025
46,002
−0.9% since 2020

See the auto repair shops around any address in Clinton County

The site report maps the auto repair shops 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 Clinton 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

Map listings as of September 2026 show 52 auto repair shops in Clinton County. Of those, 9 are chain locations, or 17%, against 16% across the U.S. Per 10,000 households, that is 26.7, 24% above the U.S. rate of 21.5.

Household spending on vehicle maintenance and repairs in Clinton County comes to about $22M a year: $1,126 per household, 18% above the U.S. average. That works out to $422K per shop, 5% below the U.S. figure of $445K. That spending covers all vehicle maintenance and repairs, which auto repair shops share with other businesses in the trade.

In 2023, official counts showed 32 businesses with payroll in Clinton County classed as mechanical, body and glass repair, up 6.7% from 2019. That is one for every 610 households, against one for every 955 across the U.S. Official counts list 35 one-person businesses without payroll. Since fiscal 2022, 1 SBA-backed loan worth $50K has gone to businesses classed as mechanical, body and glass repair in Clinton County.

Population estimates show Clinton County declined 0.9% from 2020 to 2025, against +3.1% for the U.S. Clinton County scores 38 (lower middle) on the Groundwork market score for auto repair shops, ranking #1,730 of 2,378 scored counties and #51 of 72 scored counties in Iowa.

How Clinton 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 auto repair shops counted, so it measures the demand for each competitor, not any business’s revenue. Households per establishment does the same with the official count.

Auto repair shops in Clinton County, IA compared with Iowa and the U.S.
MeasureClinton CountyIowaU.S.
Listings per 10k households26.724.121.5
Spending per listing$422K$470K$445K
Households per official establishment610766955
Official establishment growth, 2019–2023+6.7%−1.3%+2.1%
Population growth, 2020–2025−0.9%+1.5%+3.1%
Spending per household on vehicle maintenance and repairs$1,126$1,134$958
Median household income$66,981$75,059$80,734
Groundwork market score3846

Official counts and lending

Businesses

Official establishments, 2019 to 2023
30 → 32+6.7% over the period
Employees, 2023
121
Annual payroll, 2023
$5.2M
One-person businesses, 2023
35Businesses with no payroll
Map listings, September 2026
529 chain locations
Listings at the U.S. rate for this spending
49The U.S. ratio of listings to household spending, applied here

SBA-backed loans since fiscal 2022

Loans
1
Amount
$50K

SBA-backed loans to businesses classed as mechanical, body and glass repair in Clinton 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 Clinton County

Population, 2025 estimate
46,002−0.9% since 2020
Households
19,506
Median age
42.8
Homes lived in by their owners
75%
Vehicles per household
1.9
Land area
695 sq. mi.
People per square mile
67
Median household income
$66,981+29.6% vs. 2015–2019, before inflation
Average household income
$88,373
Median home value
$160,600
Jobs located here
19,215
Daytime population
42,953Residents who don’t work, plus everyone whose job is here

Looking at a specific site in Clinton 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 auto repair shops on map listings by name and distance.

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

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Auto repair shops across Iowa

Every Iowa market ranked →

The highest-scoring counties in Iowa for auto repair shops, numbered among those based in Iowa, with Clinton County marked.

Top counties in Iowa

Counties in Iowa ranked for auto repair shops by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Dallas County, IA955312.5$964K+17.8%#5 of 2,378
2Tama County, IA781116.4$738K−1.5%#150 of 2,378
3Johnson County, IA7510015.8$647K+4.6%#211 of 2,378
4Buchanan County, IA721821.8$577K+1.3%#290 of 2,378
5Marion County, IA712821.0$603K+2.3%#309 of 2,378
6Polk County, IA7040419.7$549K+4.8%#347 of 2,378
7Buena Vista County, IA691519.9$597K−1.7%#372 of 2,378
8Grundy County, IA691325.4$499K+0.2%#389 of 2,378
9Bremer County, IA681919.6$626K+1.1%#412 of 2,378
10Story County, IA667820.0$537K+2.7%#495 of 2,378
51Clinton County, IA385226.7$422K−0.9%#1,730 of 2,378

Other business types in Clinton County

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

Questions

How many auto repair shops are in Clinton County, IA?

There are 52 auto repair shops on map listings in Clinton County as of September 2026. 9 of them (17%) are chain locations. The listings count general, specialty, body and glass repair shops. Official counts show 32 businesses with payroll classed as mechanical, body and glass repair in 2023, up 6.7% from 2019. Official counts also show 35 one-person businesses without payroll.

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

About $22M a year, or $1,126 per household. That is 18% above the U.S. average (an index of 118, where 100 is the U.S. average). Spread across the 52 auto repair shops on map listings, it comes to $422K per shop. The spending figure covers all vehicle maintenance and repairs, not only auto repair shops. It is estimated from the incomes of the 19,506 households in Clinton County and national spending patterns by income.

How does Clinton County, IA compare with the U.S. for auto repair shops?

Clinton County has 26.7 auto repair shops per 10,000 households, 24% above the U.S. rate of 21.5. Spending per shop is $422K, 5% below the U.S. figure of $445K. At the national ratio of auto repair shops to household spending, Clinton County would have about 49, against 52 on map listings. There is one business with payroll in the industry for every 610 households, against one for every 955 across the U.S. The official count rose 6.7% from 2019 to 2023, against +2.1% for the U.S.

How fast is Clinton County, IA growing?

Population estimates put Clinton County at 46,002 people in 2025, down 0.9% since 2020, against +3.1% for the U.S. It has 19,506 households. The median household income in Clinton County is $66,981 a year, 17% below the U.S. median of $80,734. That rose 29.6% 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. Clinton County scores 38 for auto repair shops (lower middle), #1,730 of 2,378 scored counties.

How can I see the market around a specific site?

Run a Groundwork site report on an address in Clinton County. It maps the auto repair shops 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 auto repair shops · All 56 business types in Clinton County

Screening a site or an acquisition in Clinton 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 Clinton 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.