Auto · County · South Carolina
Car washes and detailers in Barnwell County, SC
Competitor counts, household spending and official business counts for car washes and detailers in Barnwell County, SC, set against other counties and the U.S.
Groundwork market score
Not scored
The score needs at least 5 listings; this market has 3.
- Listings
- 3
- 0 chain locations (0%)
- Official establishments
- n/a
- Fewer than 3, or not published
- Household spending a year
- $6.7M
- On vehicle maintenance and repairs · $831 a household
- Spending per listing
- $2.2M
- 11% below the U.S.
- Listings per 10k households
- 3.7
- 3% below the U.S.
- Population, 2025
- 20,653
- +0.4% since 2020
See the car washes and detailers around any address in Barnwell 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 Barnwell 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
Household spending on vehicle maintenance and repairs in Barnwell County comes to about $6.7M a year: $831 per household, 13% below the U.S. average. Spread across 3 car washes and detailers, that is $2.2M per location, 11% below the U.S. figure of $2.5M. The spending figure covers all vehicle maintenance and repairs, not only car washes and detailers.
There are 3 car washes and detailers on map listings in Barnwell County as of September 2026. Per 10,000 households, that is 3.7, 3% below the U.S. rate of 3.8.
Official counts don’t publish a figure for car washes in Barnwell County, since they leave out counts under 3.
Population estimates show Barnwell County grew 0.4% from 2020 to 2025, slower than the U.S. (+3.1%). With 3 car washes and detailers on map listings, Barnwell County isn’t given a market score: the score needs at least 5, since one listing more or less would swing it.
How Barnwell County compares
The same measures for South Carolina 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 | Barnwell County | South Carolina | U.S. |
|---|---|---|---|
| Listings per 10k households | 3.7 | 4.0 | 3.8 |
| Spending per listing | $2.2M | $2.3M | $2.5M |
| Households per official establishment | n/a | 7,354 | 6,523 |
| Official establishment growth, 2019–2023 | n/a | +15.7% | +16.7% |
| Population growth, 2020–2025 | +0.4% | +8.5% | +3.1% |
| Spending per household on vehicle maintenance and repairs | $831 | $907 | $958 |
| Median household income | $46,626 | $69,324 | $80,734 |
| Groundwork market score | Not scored | 54 |
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
- 30 chain locations
- Listings at the U.S. rate for this spending
- 3The 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 Barnwell 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 Barnwell County
- Population, 2025 estimate
- 20,653+0.4% since 2020
- Households
- 8,116
- Median age
- 40.4
- Homes lived in by their owners
- 71%
- Vehicles per household
- 1.8
- Land area
- 548 sq. mi.
- People per square mile
- 37
- Median household income
- $46,626+30.2% vs. 2015–2019, before inflation
- Average household income
- $66,518
- Median home value
- $106,000
- Jobs located here
- 5,283
- Daytime population
- 16,461Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Barnwell 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 Barnwell 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 South Carolina
Every South Carolina market ranked →The highest-scoring counties in South Carolina for car washes and detailers, numbered among those based in South Carolina, with Barnwell County marked.
Top counties in South Carolina
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Kershaw County, SC | 77 | 8 | 3.0 | $3.4M | +11.6% | #94 of 1,451 |
| 2Aiken County, SC | 74 | 26 | 3.7 | $2.6M | +7.3% | #146 of 1,451 |
| 3York County, SC | 69 | 38 | 3.3 | $3M | +8.1% | #253 of 1,451 |
| 4Oconee County, SC | 69 | 12 | 3.5 | $2.8M | +6.3% | #258 of 1,451 |
| 5Berkeley County, SC | 69 | 36 | 3.8 | $2.5M | +18.7% | #264 of 1,451 |
| 6Laurens County, SC | 66 | 9 | 3.3 | $2.8M | +6.2% | #320 of 1,451 |
| 7Spartanburg County, SC | 66 | 58 | 4.4 | $2.1M | +15.6% | #330 of 1,451 |
| 8Pickens County, SC | 64 | 20 | 3.8 | $2.5M | +5.7% | #375 of 1,451 |
| 9Lancaster County, SC | 62 | 15 | 3.7 | $2.5M | +18.3% | #416 of 1,451 |
| 10Lexington County, SC | 61 | 55 | 4.5 | $2.2M | +7.7% | #449 of 1,451 |
| Barnwell County, SC | Not scored | 3 | 3.7 | $2.2M | +0.4% |
Other business types in Barnwell 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 car washes and detailers are in Barnwell County, SC?
As of September 2026, map listings count 3 car washes and detailers in Barnwell County. The listings count car washes and detailers. No official count is published for car washes in Barnwell County: counts under 3 are left out.
How much do households in Barnwell County, SC spend on vehicle maintenance and repairs?
About $6.7M a year, or $831 per household. That is 13% below the U.S. average (an index of 87, where 100 is the U.S. average). Spread across the 3 car washes and detailers on map listings, it comes to $2.2M 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 8,116 households in Barnwell County and national spending patterns by income.
How does Barnwell County, SC compare with the U.S. for car washes and detailers?
Barnwell County has 3.7 car washes and detailers per 10,000 households, 3% below the U.S. rate of 3.8. Spending per location is $2.2M, 11% below the U.S. figure of $2.5M. The count on map listings matches the U.S. ratio of car washes and detailers to household spending.
How fast is Barnwell County, SC growing?
Population estimates put Barnwell County at 20,653 people in 2025, up 0.4% since 2020, slower than the U.S. (+3.1%). It has 8,116 households. The median household income in Barnwell County is $46,626 a year, 42% below the U.S. median of $80,734. That rose 30.2% 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. Barnwell County has no market score for car washes and detailers: the score needs at least 5 on map listings, and it has 3.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Barnwell 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 Barnwell County
Screening a site or an acquisition in Barnwell 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 Barnwell 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.