Auto · County · Pennsylvania
Car washes and detailers in Northumberland County, PA
Competitor counts, household spending and official business counts for car washes and detailers in Northumberland County, PA, set against other counties and the U.S.
Groundwork market score · out of 100
Score 17 out of 100: Low
Ranked #1,384 of 1,451 scored counties
#50 of 55 scored counties in Pennsylvania
- Listings
- 18
- 1 chain location (6%)
- Official establishments
- n/a
- Fewer than 3, or not published
- Household spending a year
- $31.3M
- On vehicle maintenance and repairs · $827 a household
- Spending per listing
- $1.7M
- 31% below the U.S.
- Listings per 10k households
- 4.8
- 26% above the U.S.
- Population, 2025
- 89,920
- −1.8% since 2020
See the car washes and detailers around any address in Northumberland 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 Northumberland 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
For car washes and detailers, Northumberland County has a Groundwork market score of 17 (low): #1,384 of 1,451 scored counties and #50 of 55 scored counties in Pennsylvania. That puts it in the bottom quarter of counties.
Map listings as of September 2026 show 18 car washes and detailers in Northumberland County. One of them (6%) is a chain location, against 23% across the U.S. That is 4.8 per 10,000 households, 26% above the U.S. rate of 3.8.
Household spending on vehicle maintenance and repairs in Northumberland County comes to about $31.3M a year: $827 per household, 14% below the U.S. average. That works out to $1.7M per location, 31% below the U.S. figure of $2.5M. That spending covers all vehicle maintenance and repairs, which car washes and detailers share with other businesses in the trade.
There is no official count of businesses with payroll classed as car washes in Northumberland County: counts under 3 aren’t published. Population estimates show Northumberland County declined 1.8% from 2020 to 2025, against +3.1% for the U.S.
How Northumberland County compares
The same measures for Pennsylvania 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 | Northumberland County | Pennsylvania | U.S. |
|---|---|---|---|
| Listings per 10k households | 4.8 | 3.7 | 3.8 |
| Spending per listing | $1.7M | $2.2M | $2.5M |
| Households per official establishment | n/a | 8,399 | 6,523 |
| Official establishment growth, 2019–2023 | n/a | +9.0% | +16.7% |
| Population growth, 2020–2025 | −1.8% | +0.5% | +3.1% |
| Spending per household on vehicle maintenance and repairs | $827 | $837 | $958 |
| Median household income | $60,583 | $77,971 | $80,734 |
| Groundwork market score | 17 | 36 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- n/a
- Employees, 2023
- n/a
- Annual payroll, 2023
- n/a
- One-person businesses, 2023
- Not publishedNot published for this business type
- Map listings, September 2026
- 181 chain location
- Listings at the U.S. rate for this spending
- 12The 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 Northumberland 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 Northumberland County
- Population, 2025 estimate
- 89,920−1.8% since 2020
- Households
- 37,886
- Median age
- 44.9
- Homes lived in by their owners
- 75%
- Vehicles per household
- 1.8
- Land area
- 458 sq. mi.
- People per square mile
- 198
- Median household income
- $60,583+24.5% vs. 2015–2019, before inflation
- Average household income
- $78,529
- Median home value
- $162,400
- Jobs located here
- 27,386
- Daytime population
- 78,297Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Northumberland 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 Northumberland 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 Pennsylvania
Every Pennsylvania market ranked →The highest-scoring counties in Pennsylvania for car washes and detailers, numbered among those based in Pennsylvania, with Northumberland County marked.
Top counties in Pennsylvania
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Monroe County, PA | 70 | 15 | 2.5 | $3.9M | −0.7% | #224 of 1,451 |
| 2Carbon County, PA | 65 | 6 | 2.2 | $4.1M | +1.7% | #332 of 1,451 |
| 3York County, PA | 65 | 75 | 4.1 | $2.3M | +3.6% | #350 of 1,451 |
| 4Berks County, PA | 63 | 56 | 3.4 | $2.7M | +2.7% | #393 of 1,451 |
| 5Adams County, PA | 63 | 17 | 4.2 | $2.5M | +3.6% | #398 of 1,451 |
| 6Centre County, PA | 61 | 15 | 2.5 | $3.2M | −0.4% | #431 of 1,451 |
| 7Chester County, PA | 61 | 85 | 4.2 | $2.5M | +4.2% | #442 of 1,451 |
| 8Bucks County, PA | 60 | 95 | 3.8 | $2.7M | +0.3% | #460 of 1,451 |
| 9Montgomery County, PA | 59 | 116 | 3.5 | $2.8M | +2.4% | #483 of 1,451 |
| 10Northampton County, PA | 59 | 46 | 3.8 | $2.5M | +3.7% | #492 of 1,451 |
| 50Northumberland County, PA | 17 | 18 | 4.8 | $1.7M | −1.8% | #1,384 of 1,451 |
Other business types in Northumberland 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 care31
- Auto repair shops24
- Collision repair and body shops50
- Car washes and detailing17
- Tire shops50
- Oil change and quick lube
- Gas stations47
- Insurance agencies47
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 Northumberland County, PA?
There are 18 car washes and detailers on map listings in Northumberland County as of September 2026. One of them (6%) is a chain location. The listings count car washes and detailers. No official count is published for car washes in Northumberland County: counts under 3 are left out.
How much do households in Northumberland County, PA spend on vehicle maintenance and repairs?
About $31.3M a year, or $827 per household. That is 14% below the U.S. average (an index of 86, where 100 is the U.S. average). Spread across the 18 car washes and detailers on map listings, it comes to $1.7M per location. The spending figure covers all vehicle maintenance and repairs, not only car washes and detailers. It is estimated from the incomes of the 37,886 households in Northumberland County and national spending patterns by income.
How does Northumberland County, PA compare with the U.S. for car washes and detailers?
Northumberland County has 4.8 car washes and detailers per 10,000 households, 26% above the U.S. rate of 3.8. Spending per location is $1.7M, 31% below the U.S. figure of $2.5M. At the national ratio of car washes and detailers to household spending, Northumberland County would have about 12, against 18 on map listings.
How fast is Northumberland County, PA growing?
Population estimates put Northumberland County at 89,920 people in 2025, down 1.8% since 2020, against +3.1% for the U.S. It has 37,886 households. Median household income in Northumberland County is $60,583, 25% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 24.5%, 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. Northumberland County scores 17 for car washes and detailers (low), #1,384 of 1,451 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Northumberland 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 Northumberland County
Screening a site or an acquisition in Northumberland 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 Northumberland 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.