Auto · County · New Jersey
Car washes and detailers in Hunterdon County, NJ
How Hunterdon County, NJ compares with other counties and the U.S. for car washes and detailers: competitors, household spending, official counts and growth.
Groundwork market score · out of 100
Score 73 out of 100: Upper middle
Ranked #159 of 1,451 scored counties
#2 of 21 scored counties in New Jersey
- Listings
- 16
- 5 chain locations (31%)
- Official establishments
- 8
- Businesses with payroll, 2023
- Household spending a year
- $56.5M
- On vehicle maintenance and repairs · $1,112 a household
- Spending per listing
- $3.5M
- 40% above the U.S.
- Listings per 10k households
- 3.1
- 18% below the U.S.
- Population, 2025
- 131,781
- +2.3% since 2020
See the car washes and detailers around any address in Hunterdon County
The site report maps the car washes and detailers 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 Hunterdon 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
At $1,112 per household (16% above the U.S. average), households in Hunterdon County spend about $56.5M a year on vehicle maintenance and repairs. Spread across 16 car washes and detailers, that is $3.5M per location, 40% above the U.S. figure of $2.5M. The spending figure covers all vehicle maintenance and repairs, not only car washes and detailers.
There are 16 car washes and detailers on map listings in Hunterdon County as of September 2026. Chain locations make up 31% of them, against 23% across the U.S. That is 3.1 per 10,000 households, 18% below the U.S. rate of 3.8.
Official counts show 8 businesses with payroll classed as car washes in Hunterdon County in 2023. That is one for every 6,358 households, against one for every 6,523 across the U.S.
Population estimates put the population change in Hunterdon County from 2020 to 2025 at +2.3%, slower than the U.S. (+3.1%). For car washes and detailers, Hunterdon County has a Groundwork market score of 73 (upper middle): #159 of 1,451 scored counties and #2 of 21 scored counties in New Jersey. That puts it in the top quarter of counties.
How Hunterdon 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 car washes and detailers 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 | Hunterdon County | New Jersey | U.S. |
|---|---|---|---|
| Listings per 10k households | 3.1 | 3.1 | 3.8 |
| Spending per listing | $3.5M | $2.8M | $2.5M |
| Households per official establishment | 6,358 | 5,307 | 6,523 |
| Official establishment growth, 2019–2023 | n/a | +9.4% | +16.7% |
| Population growth, 2020–2025 | +2.3% | +3.0% | +3.1% |
| Spending per household on vehicle maintenance and repairs | $1,112 | $865 | $958 |
| Median household income | $141,715 | $103,556 | $80,734 |
| Groundwork market score | 73 | 46 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 7 → 8
- Employees, 2023
- 68
- Annual payroll, 2023
- $2.8M
- One-person businesses, 2023
- Not publishedNot published for this business type
- Map listings, September 2026
- 165 chain locations
- Listings at the U.S. rate for this spending
- 22The U.S. ratio of listings to household spending, applied here
SBA-backed loans since fiscal 2022
- Loans
- 0
- Amount
- $0
SBA-backed loans to businesses classed as car washes in Hunterdon 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 Hunterdon County
- Population, 2025 estimate
- 131,781+2.3% since 2020
- Households
- 50,860
- Median age
- 45.8
- Homes lived in by their owners
- 85%
- Vehicles per household
- 2.0
- Land area
- 428 sq. mi.
- People per square mile
- 304
- Median household income
- $141,715+22.8% vs. 2015–2019, before inflation
- Average household income
- $185,175
- Median home value
- $517,200
- Jobs located here
- 48,352
- Daytime population
- 111,173Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Hunterdon 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 car washes and detailers on map listings by name and distance.
Or open the report at the center of Hunterdon County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardCar washes and detailing across New Jersey
Every New Jersey market ranked →The highest-scoring counties in New Jersey for car washes and detailers, numbered among those based in New Jersey, with Hunterdon County marked.
Top counties in New Jersey
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Sussex County, NJ | 80 | 14 | 2.4 | $4.4M | +2.9% | #55 of 1,451 |
| 2Hunterdon County, NJ | 73 | 16 | 3.1 | $3.5M | +2.3% | #159 of 1,451 |
| 3Somerset County, NJ | 68 | 27 | 2.1 | $5M | +3.5% | #271 of 1,451 |
| 4Mercer County, NJ | 67 | 32 | 2.2 | $3.8M | +3.3% | #295 of 1,451 |
| 5Morris County, NJ | 67 | 55 | 2.8 | $3.6M | +3.2% | #296 of 1,451 |
| 6Burlington County, NJ | 67 | 52 | 2.9 | $3.4M | +4.3% | #298 of 1,451 |
| 7Gloucester County, NJ | 67 | 38 | 3.4 | $3M | +3.3% | #299 of 1,451 |
| 8Warren County, NJ | 61 | 11 | 2.4 | $4.1M | +3.2% | #427 of 1,451 |
| 9Ocean County, NJ | 60 | 74 | 3.0 | $3M | +5.6% | #457 of 1,451 |
| 10Middlesex County, NJ | 59 | 83 | 2.7 | $3.4M | +2.6% | #478 of 1,451 |
Other business types in Hunterdon County
Each with its Groundwork market score here, out of 100, where it has one.
Food and drink
Groceries and convenience
Auto
- Auto repair and car care59
- Auto repair shops53
- Collision repair and body shops46
- Car washes and detailing73
- Tire shops74
- Oil change and quick lube
- Gas stations49
- Insurance agencies48
Beauty and personal care
Fitness and classes
Health care
Child care
Clothing and laundry
Home services
Real estate
Funeral services
Questions
How many car washes and detailers are in Hunterdon County, NJ?
As of September 2026, map listings count 16 car washes and detailers in Hunterdon County. 5 of them (31%) are chain locations. The listings count car washes and detailers. Official counts show 8 businesses with payroll classed as car washes in 2023.
How much do households in Hunterdon County, NJ spend on vehicle maintenance and repairs?
About $56.5M a year, or $1,112 per household. That is 16% above the U.S. average (an index of 116, where 100 is the U.S. average). Spread across the 16 car washes and detailers on map listings, it comes to $3.5M per location. That spending covers all vehicle maintenance and repairs, which car washes and detailers share with other businesses in the trade. It is estimated from the incomes of the 50,860 households in Hunterdon County and national spending patterns by income.
How does Hunterdon County, NJ compare with the U.S. for car washes and detailers?
Hunterdon County has 3.1 car washes and detailers per 10,000 households, 18% below the U.S. rate of 3.8. Spending per location is $3.5M, 40% above the U.S. figure of $2.5M. At the U.S. ratio of car washes and detailers to household spending, Hunterdon County would have about 22, against 16 on map listings. There is one business with payroll in the industry for every 6,358 households, against one for every 6,523 across the U.S.
How fast is Hunterdon County, NJ growing?
Population estimates put Hunterdon County at 131,781 people in 2025, up 2.3% since 2020, slower than the U.S. (+3.1%). It has 50,860 households. The median household income in Hunterdon County is $141,715 a year, 76% above the U.S. median of $80,734. That rose 22.8% 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. Hunterdon County scores 73 for car washes and detailers (upper middle), #159 of 1,451 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Hunterdon County. It maps the car washes and detailers 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 car washes and detailers · All 56 business types in Hunterdon County
Screening a site or an acquisition in Hunterdon 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 Hunterdon 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.