Groundwork

Auto · County · Ohio

Auto repair shops in Miami County, OH

The auto repair shops in Miami County, OH, the household spending behind them and how the market ranks against other counties.

Groundwork market score · out of 100

Score 63 out of 100: Upper middle

Ranked #615 of 2,378 scored counties
#35 of 87 scored counties in Ohio

Listings
103
13 chain locations (13%)
Official establishments
54
−6.9% since 2019
Household spending a year
$52M
On vehicle maintenance and repairs · $1,158 a household
Spending per listing
$505K
14% above the U.S.
Listings per 10k households
22.9
7% above the U.S.
Population, 2025
112,634
+3.4% since 2020

See the auto repair shops around any address in Miami 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 Miami 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 $1,158 per household (21% above the U.S. average), households in Miami County spend about $52M a year on vehicle maintenance and repairs. That is about $505K of household spending for each shop on map listings, 14% above the U.S. figure of $445K. The spending figure covers all vehicle maintenance and repairs, not only auto repair shops.

Miami County has 103 auto repair shops on map listings as of September 2026. 13 of them (13%) are chain locations, against 16% across the U.S. That is 22.9 per 10,000 households, 7% above the U.S. rate of 21.5.

The official count of businesses with payroll classed as mechanical, body and glass repair in Miami County was 54 in 2023, down 6.9% from 2019. That is one for every 832 households, against one for every 955 across the U.S. Official counts list 77 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 Miami County.

Population estimates put the population change in Miami County from 2020 to 2025 at +3.4%, in step with the U.S. (+3.1%). Miami County scores 63 (upper middle) on the Groundwork market score for auto repair shops, ranking #615 of 2,378 scored counties and #35 of 87 scored counties in Ohio.

How Miami County compares

The same measures for Ohio 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 Miami County, OH compared with Ohio and the U.S.
MeasureMiami CountyOhioU.S.
Listings per 10k households22.919.921.5
Spending per listing$505K$518K$445K
Households per official establishment8321,115955
Official establishment growth, 2019–2023−6.9%−0.2%+2.1%
Population growth, 2020–2025+3.4%+0.9%+3.1%
Spending per household on vehicle maintenance and repairs$1,158$1,033$958
Median household income$76,817$71,389$80,734
Groundwork market score6367

Official counts and lending

Businesses

Official establishments, 2019 to 2023
58 → 54−6.9% over the period
Employees, 2023
321
Annual payroll, 2023
$15.6M
One-person businesses, 2023
77Businesses with no payroll
Map listings, September 2026
10313 chain locations
Listings at the U.S. rate for this spending
117The 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 Miami 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 Miami County

Population, 2025 estimate
112,634+3.4% since 2020
Households
44,906
Median age
42.1
Homes lived in by their owners
73%
Vehicles per household
2.0
Land area
407 sq. mi.
People per square mile
271
Median household income
$76,817+25.8% vs. 2015–2019, before inflation
Average household income
$96,707
Median home value
$229,100
Jobs located here
42,098
Daytime population
100,851Residents who don’t work, plus everyone whose job is here

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

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Auto repair shops across Ohio

Every Ohio market ranked →

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

Top counties in Ohio

Counties in Ohio ranked for auto repair shops by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Delaware County, OH9311714.2$896K+12.5%#10 of 2,378
2Warren County, OH9112813.9$920K+5.7%#14 of 2,378
3Pickaway County, OH913114.2$828K+7.4%#15 of 2,378
4Fairfield County, OH8510016.6$733K+6.5%#50 of 2,378
5Morrow County, OH842619.3$682K+3.7%#60 of 2,378
6Perry County, OH822317.1$715K+1.3%#83 of 2,378
7Van Wert County, OH811714.7$778K+0.3%#97 of 2,378
8Greene County, OH8011116.3$698K+3.7%#113 of 2,378
9Pike County, OH781412.9$835K0.0%#144 of 2,378
10Henry County, OH781916.6$739K−0.2%#149 of 2,378
35Miami County, OH6310322.9$505K+3.4%#615 of 2,378

Other business types in Miami County

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

Questions

How many auto repair shops are in Miami County, OH?

Map listings as of September 2026 show 103 auto repair shops in Miami County. 13 of them (13%) are chain locations. The listings count general, specialty, body and glass repair shops. Official counts show 54 businesses with payroll classed as mechanical, body and glass repair in 2023, down 6.9% from 2019. Official counts also show 77 one-person businesses without payroll.

How much do households in Miami County, OH spend on vehicle maintenance and repairs?

About $52M a year, or $1,158 per household. That is 21% above the U.S. average (an index of 121, where 100 is the U.S. average). Spread across the 103 auto repair shops on map listings, it comes to $505K per shop. That spending covers all vehicle maintenance and repairs, which auto repair shops share with other businesses in the trade. It is estimated from the incomes of the 44,906 households in Miami County and national spending patterns by income.

How does Miami County, OH compare with the U.S. for auto repair shops?

Miami County has 22.9 auto repair shops per 10,000 households, 7% above the U.S. rate of 21.5. Spending per shop is $505K, 14% above the U.S. figure of $445K. At the U.S. ratio of auto repair shops to household spending, Miami County would have about 117, against 103 on map listings. There is one business with payroll in the industry for every 832 households, against one for every 955 across the U.S. The official count fell 6.9% from 2019 to 2023, against +2.1% for the U.S.

How fast is Miami County, OH growing?

Population estimates put Miami County at 112,634 people in 2025, up 3.4% since 2020, in step with the U.S. (+3.1%). It has 44,906 households. Median household income in Miami County is $76,817, 5% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 25.8%, 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. Miami County scores 63 for auto repair shops (upper middle), #615 of 2,378 scored counties.

How can I see the market around a specific site?

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

Screening a site or an acquisition in Miami 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 Miami 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.