Auto · County · Indiana
Auto repair shops in Marion County, IN
The auto repair shops in Marion County, IN, the household spending behind them and how the market ranks against other counties.
Groundwork market score · out of 100
Score 49 out of 100: Lower middle
Ranked #1,242 of 2,378 scored counties
#71 of 85 scored counties in Indiana
- Listings
- 892
- 196 chain locations (22%)
- Official establishments
- 332
- −7.8% since 2019
- Household spending a year
- $371.5M
- On vehicle maintenance and repairs · $928 a household
- Spending per listing
- $417K
- 6% below the U.S.
- Listings per 10k households
- 22.3
- 4% above the U.S.
- Population, 2025
- 992,196
- +1.6% since 2020
See the auto repair shops around any address in Marion 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 Marion County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardSurvey estimates 2020–2024 · population estimates 2025 · official business counts 2023 · map listings September 2026 · Data credits · How we measure
What this means
As of September 2026, map listings count 892 auto repair shops in Marion County. 196 of them (22%) are chain locations, against 16% across the U.S. That comes to 22.3 for every 10,000 households, 4% above the U.S. rate of 21.5.
Households in Marion County spend about $371.5M a year on vehicle maintenance and repairs, or $928 per household, 3% below the U.S. average. Spread across 892 auto repair shops, that is $417K per shop, 6% 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.
The official count of businesses with payroll classed as mechanical, body and glass repair in Marion County was 332 in 2023, down 7.8% from 2019. That is one for every 1,206 households, against one for every 955 across the U.S. Official counts list 538 one-person businesses without payroll. Since fiscal 2022, 17 SBA-backed loans worth $8.7M have gone to businesses classed as mechanical, body and glass repair in Marion County.
Population estimates show Marion County grew 1.6% from 2020 to 2025, slower than the U.S. (+3.1%). Marion County scores 49 (lower middle) on the Groundwork market score for auto repair shops, ranking #1,242 of 2,378 scored counties and #71 of 85 scored counties in Indiana.
How Marion County compares
The same measures for Indiana 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.
| Measure | Marion County | Indiana | U.S. |
|---|---|---|---|
| Listings per 10k households | 22.3 | 21.3 | 21.5 |
| Spending per listing | $417K | $504K | $445K |
| Households per official establishment | 1,206 | 928 | 955 |
| Official establishment growth, 2019–2023 | −7.8% | +0.4% | +2.1% |
| Population growth, 2020–2025 | +1.6% | +2.7% | +3.1% |
| Spending per household on vehicle maintenance and repairs | $928 | $1,072 | $958 |
| Median household income | $66,346 | $71,957 | $80,734 |
| Groundwork market score | 49 | 64 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 360 → 332−7.8% over the period
- Employees, 2023
- 2,416
- Annual payroll, 2023
- $134M
- One-person businesses, 2023
- 538Businesses with no payroll
- Map listings, September 2026
- 892196 chain locations
- Listings at the U.S. rate for this spending
- 836The U.S. ratio of listings to household spending, applied here
SBA-backed loans since fiscal 2022
- Loans
- 17
- Amount
- $8.7M
SBA-backed loans to businesses classed as mechanical, body and glass repair in Marion 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 Marion County
- Population, 2025 estimate
- 992,196+1.6% since 2020
- Households
- 400,432
- Median age
- 35.9
- Homes lived in by their owners
- 57%
- Vehicles per household
- 1.6
- Land area
- 396 sq. mi.
- People per square mile
- 2,464
- Median household income
- $66,346+37.3% vs. 2015–2019, before inflation
- Average household income
- $90,680
- Median home value
- $224,000
- Jobs located here
- 662,636
- Daytime population
- 1,168,106Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Marion 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 Marion County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardAuto repair shops across Indiana
Every Indiana market ranked →The highest-scoring counties in Indiana for auto repair shops, numbered among those based in Indiana, with Marion County marked.
Top counties in Indiana
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Hamilton County, IN | 94 | 156 | 11.4 | $1.1M | +10.9% | #7 of 2,378 |
| 2Newton County, IN | 86 | 7 | 12.2 | $971K | +2.9% | #38 of 2,378 |
| 3Hancock County, IN | 86 | 52 | 15.5 | $799K | +13.5% | #41 of 2,378 |
| 4Spencer County, IN | 86 | 14 | 17.3 | $756K | +1.2% | #42 of 2,378 |
| 5Parke County, IN | 82 | 7 | 11.4 | $941K | +3.0% | #76 of 2,378 |
| 6Washington County, IN | 82 | 19 | 16.9 | $746K | +0.5% | #79 of 2,378 |
| 7Boone County, IN | 80 | 64 | 22.3 | $555K | +13.5% | #125 of 2,378 |
| 8Jennings County, IN | 79 | 13 | 11.9 | $1M | +0.1% | #127 of 2,378 |
| 9Harrison County, IN | 79 | 30 | 19.4 | $662K | +1.9% | #132 of 2,378 |
| 10Warrick County, IN | 78 | 47 | 18.7 | $658K | +4.4% | #152 of 2,378 |
| 71Marion County, IN | 49 | 892 | 22.3 | $417K | +1.6% | #1,242 of 2,378 |
Other business types in Marion County
Each with its Groundwork market score here, out of 100, where it has one.
Food and drink
Groceries and convenience
Auto
Beauty and personal care
Fitness and classes
Health care
Child care
Clothing and laundry
Home services
Real estate
Funeral services
Questions
How many auto repair shops are in Marion County, IN?
Marion County has 892 auto repair shops on map listings as of September 2026. 196 of them (22%) are chain locations. The listings count general, specialty, body and glass repair shops. Official counts show 332 businesses with payroll classed as mechanical, body and glass repair in 2023, down 7.8% from 2019. Official counts also show 538 one-person businesses without payroll.
How much do households in Marion County, IN spend on vehicle maintenance and repairs?
About $371.5M a year, or $928 per household. That is 3% below the U.S. average (an index of 97, where 100 is the U.S. average). Spread across the 892 auto repair shops on map listings, it comes to $417K per shop. The spending figure covers all vehicle maintenance and repairs, not only auto repair shops. It is estimated from the incomes of the 400,432 households in Marion County and national spending patterns by income.
How does Marion County, IN compare with the U.S. for auto repair shops?
Marion County has 22.3 auto repair shops per 10,000 households, 4% above the U.S. rate of 21.5. Spending per shop is $417K, 6% below the U.S. figure of $445K. At the national ratio of auto repair shops to household spending, Marion County would have about 836, against 892 on map listings. There is one business with payroll in the industry for every 1,206 households, against one for every 955 across the U.S. The official count fell 7.8% from 2019 to 2023, against +2.1% for the U.S.
How fast is Marion County, IN growing?
Population estimates put Marion County at 992,196 people in 2025, up 1.6% since 2020, slower than the U.S. (+3.1%). It has 400,432 households. The median household income in Marion County is $66,346 a year, 18% below the U.S. median of $80,734. That rose 37.3% 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. Marion County scores 49 for auto repair shops (lower middle), #1,242 of 2,378 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Marion 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 Marion County
Screening a site or an acquisition in Marion 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 Marion 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.