Groundwork

Auto · County · Iowa

Auto repair and car care businesses in Union County, IA

The auto repair and car care businesses in Union County, IA, the household spending behind them and how the market ranks against other counties.

Groundwork market score · out of 100

Score 52 out of 100: Upper middle

Ranked #1,129 of 2,401 scored counties
#27 of 72 scored counties in Iowa

Listings
19
8 chain locations (42%)
Official establishments
7
Businesses with payroll, 2023
Household spending a year
$5.4M
On vehicle maintenance and repairs · $1,058 a household
Spending per listing
$285K
6% above the U.S.
Listings per 10k households
37.1
4% above the U.S.
Population, 2025
11,829
−2.5% since 2020

See the auto repair and car care businesses around any address in Union County

The site report maps the auto repair and car care businesses 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 Union 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

Household spending on vehicle maintenance and repairs in Union County comes to about $5.4M a year: $1,058 per household, 10% above the U.S. average. That works out to $285K per business, 6% above the U.S. figure of $269K.

Union County has 19 auto repair and car care businesses on map listings as of September 2026. Of those, 8 are chain locations, or 42%, against 24% across the U.S. That comes to 37.1 for every 10,000 households, 4% above the U.S. rate of 35.7.

The official count of businesses with payroll classed as automotive repair and maintenance, and tire dealers in Union County was 7 in 2023. That is one for every 731 households, against one for every 681 across the U.S. Official counts list 12 one-person businesses without payroll. Since fiscal 2022, 1 SBA-backed loan worth $200K has gone to businesses classed as automotive repair and maintenance, and tire dealers in Union County.

Population estimates show Union County declined 2.5% from 2020 to 2025, against +3.1% for the U.S. The Groundwork market score for auto repair and car care businesses in Union County is 52 (upper middle), #1,129 of 2,401 scored counties and #27 of 72 scored counties in Iowa.

How Union 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 and car care businesses 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 and car care in Union County, IA compared with Iowa and the U.S.
MeasureUnion CountyIowaU.S.
Listings per 10k households37.141.835.7
Spending per listing$285K$271K$269K
Households per official establishment731558681
Official establishment growth, 2019–2023n/a+0.9%+4.1%
Population growth, 2020–2025−2.5%+1.5%+3.1%
Spending per household on vehicle maintenance and repairs$1,058$1,134$958
Median household income$57,772$75,059$80,734
Groundwork market score5242

Official counts and lending

Businesses

Official establishments, 2019 to 2023
5 → 7
Employees, 2023
19
Annual payroll, 2023
$984K
One-person businesses, 2023
12Businesses with no payroll
Map listings, September 2026
198 chain locations
Listings at the U.S. rate for this spending
20The U.S. ratio of listings to household spending, applied here

SBA-backed loans since fiscal 2022

Loans
1
Amount
$200K

SBA-backed loans to businesses classed as automotive repair and maintenance, and tire dealers in Union 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 Union County

Population, 2025 estimate
11,829−2.5% since 2020
Households
5,116
Median age
41.3
Homes lived in by their owners
72%
Vehicles per household
1.9
Land area
424 sq. mi.
People per square mile
28
Median household income
$57,772+15.8% vs. 2015–2019, before inflation
Average household income
$71,876
Median home value
$122,000
Jobs located here
5,571
Daytime population
12,097Residents who don’t work, plus everyone whose job is here

Looking at a specific site in Union 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 and car care businesses on map listings by name and distance.

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

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Auto repair and car care across Iowa

Every Iowa market ranked →

The highest-scoring counties in Iowa for auto repair and car care businesses, numbered among those based in Iowa, with Union County marked.

Top counties in Iowa

Counties in Iowa ranked for auto repair and car care businesses by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Dallas County, IA9311727.5$437K+17.8%#9 of 2,401
2Johnson County, IA7517527.6$370K+4.6%#228 of 2,401
3Buchanan County, IA753340.0$314K+1.3%#236 of 2,401
4Tama County, IA742435.7$338K−1.5%#254 of 2,401
5Warren County, IA728440.6$310K+9.0%#316 of 2,401
6Polk County, IA6870734.4$313K+4.8%#435 of 2,401
7Bremer County, IA653738.1$321K+1.1%#532 of 2,401
8Harrison County, IA642846.0$279K+0.4%#594 of 2,401
9Story County, IA6313534.7$310K+2.7%#625 of 2,401
10Buena Vista County, IA623343.7$272K−1.7%#676 of 2,401
27Union County, IA521937.1$285K−2.5%#1,129 of 2,401

Other business types in Union County

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

Questions

How many auto repair and car care businesses are in Union County, IA?

Map listings as of September 2026 show 19 auto repair and car care businesses in Union County. 8 of them (42%) are chain locations. The listings count repair shops, body shops, tire shops, car washes, oil change and parts stores. Official counts show 7 businesses with payroll classed as automotive repair and maintenance, and tire dealers in 2023. Official counts also show 12 one-person businesses without payroll.

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

About $5.4M a year, or $1,058 per household. That is 10% above the U.S. average (an index of 110, where 100 is the U.S. average). Spread across the 19 auto repair and car care businesses on map listings, it comes to $285K per business. It is estimated from the incomes of the 5,116 households in Union County and national spending patterns by income.

How does Union County, IA compare with the U.S. for auto repair and car care businesses?

Union County has 37.1 auto repair and car care businesses per 10,000 households, 4% above the U.S. rate of 35.7. Spending per business is $285K, 6% above the U.S. figure of $269K. At the U.S. ratio of auto repair and car care businesses to household spending, Union County would have about 20, against 19 on map listings. There is one business with payroll in the industry for every 731 households, against one for every 681 across the U.S.

How fast is Union County, IA growing?

Population estimates put Union County at 11,829 people in 2025, down 2.5% since 2020, against +3.1% for the U.S. It has 5,116 households. The median household income in Union County is $57,772 a year, 28% below the U.S. median of $80,734. That rose 15.8% 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. Union County scores 52 for auto repair and car care businesses (upper middle), #1,129 of 2,401 scored counties.

How can I see the market around a specific site?

Run a Groundwork site report on an address in Union County. It maps the auto repair and car care businesses 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 and car care businesses · All 56 business types in Union County

Screening a site or an acquisition in Union 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 Union 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.