Auto · County · Louisiana
Auto repair and car care businesses in St. Tammany Parish, LA
Competitor counts, household spending and official business counts for auto repair and car care businesses in St. Tammany Parish, LA, set against other counties and the U.S.
Groundwork market score · out of 100
Score 51 out of 100: Upper middle
Ranked #1,199 of 2,401 scored counties
#12 of 56 scored counties in Louisiana
- Listings
- 396
- 109 chain locations (28%)
- Official establishments
- 146
- +9.8% since 2019
- Household spending a year
- $97.5M
- On vehicle maintenance and repairs · $928 a household
- Spending per listing
- $246K
- 8% below the U.S.
- Listings per 10k households
- 37.7
- 6% above the U.S.
- Population, 2025
- 279,108
- +5.3% since 2020
See the auto repair and car care businesses around any address in St. Tammany Parish
The site report maps the auto repair and car care businesses 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 St. Tammany Parish. 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
Map listings as of September 2026 show 396 auto repair and car care businesses in St. Tammany Parish. 109 of them (28%) are chain locations, against 24% across the U.S. Per 10,000 households, that is 37.7, 6% above the U.S. rate of 35.7.
At $928 per household (3% below the U.S. average), households in St. Tammany Parish spend about $97.5M a year on vehicle maintenance and repairs. That is about $246K of household spending for each business on map listings, 8% below the U.S. figure of $269K.
The official count of businesses with payroll classed as automotive repair and maintenance, and tire dealers in St. Tammany Parish was 146 in 2023, up 9.8% from 2019. That is one for every 720 households, against one for every 681 across the U.S. Another 330 one-person businesses have no payroll, by official counts. Since fiscal 2022, 5 SBA-backed loans worth $2.7M have gone to businesses classed as automotive repair and maintenance, and tire dealers in St. Tammany Parish.
Between 2020 and 2025, the population of St. Tammany Parish grew 5.3%, faster than the U.S. (+3.1%). St. Tammany Parish scores 51 (upper middle) on the Groundwork market score for auto repair and car care businesses, ranking #1,199 of 2,401 scored counties and #12 of 56 scored counties in Louisiana.
How St. Tammany Parish compares
The same measures for Louisiana and the whole U.S. Spending per listing divides a year of household spending on all vehicle maintenance and repairs by the auto repair and car care businesses 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 | St. Tammany Parish | Louisiana | U.S. |
|---|---|---|---|
| Listings per 10k households | 37.7 | 37.0 | 35.7 |
| Spending per listing | $246K | $217K | $269K |
| Households per official establishment | 720 | 744 | 681 |
| Official establishment growth, 2019–2023 | +9.8% | +4.3% | +4.1% |
| Population growth, 2020–2025 | +5.3% | −0.7% | +3.1% |
| Spending per household on vehicle maintenance and repairs | $928 | $802 | $958 |
| Median household income | $81,202 | $60,756 | $80,734 |
| Groundwork market score | 51 | 23 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 133 → 146+9.8% over the period
- Employees, 2023
- 766
- Annual payroll, 2023
- $43.4M
- One-person businesses, 2023
- 330Businesses with no payroll
- Map listings, September 2026
- 396109 chain locations
- Listings at the U.S. rate for this spending
- 363The U.S. ratio of listings to household spending, applied here
SBA-backed loans since fiscal 2022
- Loans
- 5
- Amount
- $2.7M
SBA-backed loans to businesses classed as automotive repair and maintenance, and tire dealers in St. Tammany Parish, 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 St. Tammany Parish
- Population, 2025 estimate
- 279,108+5.3% since 2020
- Households
- 105,082
- Median age
- 41.5
- Homes lived in by their owners
- 79%
- Vehicles per household
- 1.9
- Land area
- 845 sq. mi.
- People per square mile
- 322
- Median household income
- $81,202+17.9% vs. 2015–2019, before inflation
- Average household income
- $109,896
- Median home value
- $284,000
- Jobs located here
- 97,233
- Daytime population
- 260,408Residents who don’t work, plus everyone whose job is here
Looking at a specific site in St. Tammany Parish?
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 and car care businesses on map listings by name and distance.
Or open the report at the center of St. Tammany Parish. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardAuto repair and car care across Louisiana
Every Louisiana market ranked →The highest-scoring counties in Louisiana for auto repair and car care businesses, numbered among those based in Louisiana, with St. Tammany Parish marked.
Top counties in Louisiana
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Grant Parish, LA | 69 | 16 | 21.5 | $424K | −0.3% | #375 of 2,401 |
| 2Livingston Parish, LA | 67 | 171 | 31.9 | $287K | +8.5% | #479 of 2,401 |
| 3De Soto Parish, LA | 65 | 27 | 25.7 | $333K | +2.0% | #529 of 2,401 |
| 4East Feliciana Parish, LA | 62 | 17 | 26.6 | $356K | −2.8% | #651 of 2,401 |
| 5St. James Parish, LA | 61 | 16 | 21.2 | $458K | −5.9% | #686 of 2,401 |
| 6St. Charles Parish, LA | 61 | 49 | 26.3 | $362K | −3.7% | #689 of 2,401 |
| 7West Feliciana Parish, LA | 59 | 9 | 22.4 | $414K | −0.7% | #765 of 2,401 |
| 8St. Helena Parish, LA | 59 | 8 | 19.2 | $410K | −1.2% | #766 of 2,401 |
| 9Bienville Parish, LA | 57 | 11 | 19.8 | $385K | −5.0% | #865 of 2,401 |
| 10Orleans Parish, LA | 55 | 263 | 16.9 | $360K | −5.5% | #954 of 2,401 |
| 12St. Tammany Parish, LA | 51 | 396 | 37.7 | $246K | +5.3% | #1,199 of 2,401 |
Other business types in St. Tammany Parish
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 care51
- Auto repair shops54
- Collision repair and body shops49
- Car washes and detailing52
- Tire shops51
- Oil change and quick lube34
- Gas stations66
- Insurance agencies43
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 and car care businesses are in St. Tammany Parish, LA?
There are 396 auto repair and car care businesses on map listings in St. Tammany Parish as of September 2026. 109 of them (28%) are chain locations. The listings count repair shops, body shops, tire shops, car washes, oil change and parts stores. Official counts show 146 businesses with payroll classed as automotive repair and maintenance, and tire dealers in 2023, up 9.8% from 2019. Official counts list 330 one-person businesses without payroll.
How much do households in St. Tammany Parish, LA spend on vehicle maintenance and repairs?
About $97.5M a year, or $928 per household. That is 3% below the U.S. average (an index of 97, where 100 is the U.S. average). Spread across the 396 auto repair and car care businesses on map listings, it comes to $246K per business. It is estimated from the incomes of the 105,082 households in St. Tammany Parish and national spending patterns by income.
How does St. Tammany Parish, LA compare with the U.S. for auto repair and car care businesses?
St. Tammany Parish has 37.7 auto repair and car care businesses per 10,000 households, 6% above the U.S. rate of 35.7. Spending per business is $246K, 8% below the U.S. figure of $269K. At the national ratio of auto repair and car care businesses to household spending, St. Tammany Parish would have about 363, against 396 on map listings. There is one business with payroll in the industry for every 720 households, against one for every 681 across the U.S. The official count rose 9.8% from 2019 to 2023, against +4.1% for the U.S.
How fast is St. Tammany Parish, LA growing?
Population estimates put St. Tammany Parish at 279,108 people in 2025, up 5.3% since 2020, faster than the U.S. (+3.1%). It has 105,082 households. Median household income in St. Tammany Parish is $81,202, in line with the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 17.9%, 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. St. Tammany Parish scores 51 for auto repair and car care businesses (upper middle), #1,199 of 2,401 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in St. Tammany Parish. It maps the auto repair and car care businesses 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 and car care businesses · All 56 business types in St. Tammany Parish
Screening a site or an acquisition in St. Tammany Parish?
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 St. Tammany Parish. 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.