Auto · County · New Jersey
Auto repair shops in Warren County, NJ
How Warren County, NJ compares with other counties and the U.S. for auto repair shops: competitors, household spending, official counts and growth.
Groundwork market score · out of 100
Score 43 out of 100: Lower middle
Ranked #1,527 of 2,378 scored counties
#17 of 21 scored counties in New Jersey
- Listings
- 112
- 12 chain locations (11%)
- Official establishments
- 59
- −7.8% since 2019
- Household spending a year
- $45M
- On vehicle maintenance and repairs · $990 a household
- Spending per listing
- $401K
- 10% below the U.S.
- Listings per 10k households
- 24.7
- 15% above the U.S.
- Population, 2025
- 112,953
- +3.2% since 2020
See the auto repair shops around any address in Warren 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 Warren 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
Households in Warren County spend about $45M a year on vehicle maintenance and repairs, or $990 per household, 3% above the U.S. average. Spread across 112 auto repair shops, that is $401K per shop, 10% below the U.S. figure of $445K. The spending figure covers all vehicle maintenance and repairs, not only auto repair shops.
There are 112 auto repair shops on map listings in Warren County as of September 2026. Chain locations make up 11% of them, against 16% across the U.S. That is 24.7 per 10,000 households, 15% above the U.S. rate of 21.5.
The official count of businesses with payroll classed as mechanical, body and glass repair in Warren County was 59 in 2023, down 7.8% from 2019. That is one for every 769 households, against one for every 955 across the U.S. Another 98 one-person businesses have no payroll, by official counts. Since fiscal 2022, 1 SBA-backed loan worth $70K has gone to businesses classed as mechanical, body and glass repair in Warren County.
Between 2020 and 2025, the population of Warren County grew 3.2%, in step with the U.S. (+3.1%). The Groundwork market score for auto repair shops in Warren County is 43 (lower middle), #1,527 of 2,378 scored counties and #17 of 21 scored counties in New Jersey.
How Warren County compares
The same measures for New Jersey 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 | Warren County | New Jersey | U.S. |
|---|---|---|---|
| Listings per 10k households | 24.7 | 17.9 | 21.5 |
| Spending per listing | $401K | $484K | $445K |
| Households per official establishment | 769 | 926 | 955 |
| Official establishment growth, 2019–2023 | −7.8% | −0.8% | +2.1% |
| Population growth, 2020–2025 | +3.2% | +3.0% | +3.1% |
| Spending per household on vehicle maintenance and repairs | $990 | $865 | $958 |
| Median household income | $100,869 | $103,556 | $80,734 |
| Groundwork market score | 43 | 47 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 64 → 59−7.8% over the period
- Employees, 2023
- 251
- Annual payroll, 2023
- $13.3M
- One-person businesses, 2023
- 98Businesses with no payroll
- Map listings, September 2026
- 11212 chain locations
- Listings at the U.S. rate for this spending
- 101The U.S. ratio of listings to household spending, applied here
SBA-backed loans since fiscal 2022
- Loans
- 1
- Amount
- $70K
SBA-backed loans to businesses classed as mechanical, body and glass repair in Warren 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 Warren County
- Population, 2025 estimate
- 112,953+3.2% since 2020
- Households
- 45,391
- Median age
- 44.5
- Homes lived in by their owners
- 75%
- Vehicles per household
- 1.9
- Land area
- 357 sq. mi.
- People per square mile
- 311
- Median household income
- $100,869+24.1% vs. 2015–2019, before inflation
- Average household income
- $118,920
- Median home value
- $346,500
- Jobs located here
- 30,808
- Daytime population
- 86,522Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Warren 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 Warren 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 New Jersey
Every New Jersey market ranked →The highest-scoring counties in New Jersey for auto repair shops, numbered among those based in New Jersey, with Warren County marked.
Top counties in New Jersey
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Somerset County, NJ | 78 | 163 | 12.5 | $825K | +3.5% | #145 of 2,378 |
| 2Burlington County, NJ | 68 | 296 | 16.7 | $590K | +4.3% | #418 of 2,378 |
| 3Ocean County, NJ | 68 | 385 | 15.8 | $574K | +5.6% | #423 of 2,378 |
| 4Monmouth County, NJ | 63 | 410 | 16.3 | $611K | +1.4% | #597 of 2,378 |
| 5Gloucester County, NJ | 60 | 209 | 18.6 | $539K | +3.3% | #722 of 2,378 |
| 6Sussex County, NJ | 56 | 118 | 20.4 | $526K | +2.9% | #894 of 2,378 |
| 7Mercer County, NJ | 56 | 245 | 17.0 | $500K | +3.3% | #899 of 2,378 |
| 8Morris County, NJ | 55 | 378 | 19.6 | $525K | +3.2% | #941 of 2,378 |
| 9Cape May County, NJ | 54 | 64 | 14.3 | $630K | −1.7% | #988 of 2,378 |
| 10Hudson County, NJ | 53 | 314 | 10.5 | $473K | +1.8% | #1,057 of 2,378 |
| 17Warren County, NJ | 43 | 112 | 24.7 | $401K | +3.2% | #1,527 of 2,378 |
Other business types in Warren 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 Warren County, NJ?
As of September 2026, map listings count 112 auto repair shops in Warren County. 12 of them (11%) are chain locations. The listings count general, specialty, body and glass repair shops. Official counts show 59 businesses with payroll classed as mechanical, body and glass repair in 2023, down 7.8% from 2019. Official counts list 98 one-person businesses without payroll.
How much do households in Warren County, NJ spend on vehicle maintenance and repairs?
About $45M a year, or $990 per household. That is 3% above the U.S. average (an index of 103, where 100 is the U.S. average). Spread across the 112 auto repair shops on map listings, it comes to $401K 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 45,391 households in Warren County and national spending patterns by income.
How does Warren County, NJ compare with the U.S. for auto repair shops?
Warren County has 24.7 auto repair shops per 10,000 households, 15% above the U.S. rate of 21.5. Spending per shop is $401K, 10% below the U.S. figure of $445K. At the U.S. ratio of auto repair shops to household spending, Warren County would have about 101, against 112 on map listings. There is one business with payroll in the industry for every 769 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 Warren County, NJ growing?
Population estimates put Warren County at 112,953 people in 2025, up 3.2% since 2020, in step with the U.S. (+3.1%). It has 45,391 households. Median household income in Warren County is $100,869, 25% above the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 24.1%, 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. Warren County scores 43 for auto repair shops (lower middle), #1,527 of 2,378 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Warren 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 Warren County
Screening a site or an acquisition in Warren 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 Warren 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.