Auto · County · California
Car washes and detailers in Tehama County, CA
How Tehama County, CA 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 58 out of 100: Upper middle
Ranked #512 of 1,451 scored counties
#36 of 45 scored counties in California
- Listings
- 9
- 3 chain locations (33%)
- Official establishments
- 4
- Businesses with payroll, 2023
- Household spending a year
- $26.6M
- On vehicle maintenance and repairs · $1,075 a household
- Spending per listing
- $3M
- 17% above the U.S.
- Listings per 10k households
- 3.6
- 5% below the U.S.
- Population, 2025
- 64,665
- −1.7% since 2020
See the car washes and detailers around any address in Tehama 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 Tehama 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 9 car washes and detailers in Tehama County. Chain locations make up 33% of them, against 23% across the U.S. That comes to 3.6 for every 10,000 households, 5% below the U.S. rate of 3.8.
Household spending on vehicle maintenance and repairs in Tehama County comes to about $26.6M a year: $1,075 per household, 12% above the U.S. average. That is about $3M of household spending for each location on map listings, 17% above 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.
In 2023, official counts showed 4 businesses with payroll in Tehama County classed as car washes. That is one for every 6,197 households, against one for every 6,523 across the U.S. Since fiscal 2022, 2 SBA-backed loans worth $2.3M have gone to businesses classed as car washes in Tehama County.
Between 2020 and 2025, the population of Tehama County declined 1.7%, against +3.1% for the U.S. The Groundwork market score for car washes and detailers in Tehama County is 58 (upper middle), #512 of 1,451 scored counties and #36 of 45 scored counties in California.
How Tehama County compares
The same measures for California 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 | Tehama County | California | U.S. |
|---|---|---|---|
| Listings per 10k households | 3.6 | 3.3 | 3.8 |
| Spending per listing | $3M | $3.4M | $2.5M |
| Households per official establishment | 6,197 | 6,073 | 6,523 |
| Official establishment growth, 2019–2023 | n/a | +10.2% | +16.7% |
| Population growth, 2020–2025 | −1.7% | −0.4% | +3.1% |
| Spending per household on vehicle maintenance and repairs | $1,075 | $1,122 | $958 |
| Median household income | $63,784 | $99,122 | $80,734 |
| Groundwork market score | 58 | 60 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 5 → 4
- Employees, 2023
- 74
- Annual payroll, 2023
- $2.2M
- One-person businesses, 2023
- Not publishedNot published for this business type
- Map listings, September 2026
- 93 chain locations
- Listings at the U.S. rate for this spending
- 11The U.S. ratio of listings to household spending, applied here
SBA-backed loans since fiscal 2022
- Loans
- 2
- Amount
- $2.3M
SBA-backed loans to businesses classed as car washes in Tehama 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 Tehama County
- Population, 2025 estimate
- 64,665−1.7% since 2020
- Households
- 24,788
- Median age
- 41.4
- Homes lived in by their owners
- 67%
- Vehicles per household
- 2.0
- Land area
- 2,949 sq. mi.
- People per square mile
- 22
- Median household income
- $63,784+43.3% vs. 2015–2019, before inflation
- Average household income
- $93,910
- Median home value
- $339,600
- Jobs located here
- 18,377
- Daytime population
- 57,669Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Tehama 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 Tehama 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 California
Every California market ranked →The highest-scoring counties in California for car washes and detailers, numbered among those based in California, with Tehama County marked.
Top counties in California
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1San Benito County, CA | 89 | 6 | 2.9 | $5M | +8.6% | #9 of 1,451 |
| 2Madera County, CA | 89 | 15 | 3.3 | $3.6M | +7.4% | #14 of 1,451 |
| 3Yuba County, CA | 86 | 6 | 2.1 | $5.4M | +8.2% | #24 of 1,451 |
| 4Calaveras County, CA | 86 | 6 | 3.3 | $4M | +2.8% | #26 of 1,451 |
| 5Placer County, CA | 85 | 51 | 3.2 | $3.7M | +8.9% | #36 of 1,451 |
| 6Contra Costa County, CA | 82 | 96 | 2.3 | $5.3M | +0.3% | #47 of 1,451 |
| 7Santa Clara County, CA | 78 | 152 | 2.3 | $5.2M | −0.9% | #73 of 1,451 |
| 8Santa Cruz County, CA | 77 | 15 | 1.5 | $7.9M | −4.7% | #86 of 1,451 |
| 9El Dorado County, CA | 76 | 20 | 2.6 | $4.9M | +0.6% | #105 of 1,451 |
| 10Nevada County, CA | 75 | 11 | 2.6 | $4.6M | −0.4% | #117 of 1,451 |
| 36Tehama County, CA | 58 | 9 | 3.6 | $3M | −1.7% | #512 of 1,451 |
Other business types in Tehama 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 care53
- Auto repair shops62
- Collision repair and body shops61
- Car washes and detailing58
- Tire shops35
- Oil change and quick lube
- Gas stations29
- Insurance agencies64
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 Tehama County, CA?
Tehama County has 9 car washes and detailers on map listings as of September 2026. 3 of them (33%) are chain locations. The listings count car washes and detailers. Official counts show 4 businesses with payroll classed as car washes in 2023.
How much do households in Tehama County, CA spend on vehicle maintenance and repairs?
About $26.6M a year, or $1,075 per household. That is 12% above the U.S. average (an index of 112, where 100 is the U.S. average). Spread across the 9 car washes and detailers on map listings, it comes to $3M 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 24,788 households in Tehama County and national spending patterns by income.
How does Tehama County, CA compare with the U.S. for car washes and detailers?
Tehama County has 3.6 car washes and detailers per 10,000 households, 5% below the U.S. rate of 3.8. Spending per location is $3M, 17% above the U.S. figure of $2.5M. At the national ratio of car washes and detailers to household spending, Tehama County would have about 11, against 9 on map listings. There is one business with payroll in the industry for every 6,197 households, against one for every 6,523 across the U.S.
How fast is Tehama County, CA growing?
Population estimates put Tehama County at 64,665 people in 2025, down 1.7% since 2020, against +3.1% for the U.S. It has 24,788 households. Median household income in Tehama County is $63,784, 21% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 43.3%, 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. Tehama County scores 58 for car washes and detailers (upper middle), #512 of 1,451 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Tehama 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 Tehama County
Screening a site or an acquisition in Tehama 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 Tehama 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.