Auto · County · Illinois
Tire shops in St. Clair County, IL
The tire shops in St. Clair County, IL, the household spending behind them and how the market ranks against other counties.
Groundwork market score · out of 100
Score 54 out of 100: Upper middle
Ranked #664 of 1,530 scored counties
#25 of 43 scored counties in Illinois
- Listings
- 36
- 19 chain locations (53%)
- Official establishments
- 17
- Businesses with payroll, 2023
- Household spending a year
- $104.1M
- On vehicle maintenance and repairs · $1,032 a household
- Spending per listing
- $2.9M
- 15% above the U.S.
- Listings per 10k households
- 3.6
- 5% below the U.S.
- Population, 2025
- 250,708
- −2.5% since 2020
See the tire shops around any address in St. Clair County
The site report maps the tire shops 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. Clair 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
Map listings as of September 2026 show 36 tire shops in St. Clair County. Chain locations make up 53% of them, against 39% across the U.S. Per 10,000 households, that is 3.6, 5% below the U.S. rate of 3.8.
Household spending on vehicle maintenance and repairs in St. Clair County comes to about $104.1M a year: $1,032 per household, 8% above the U.S. average. Spread across 36 tire shops, that is $2.9M per shop, 15% above the U.S. figure of $2.5M. That spending covers all vehicle maintenance and repairs, which tire shops share with other businesses in the trade.
The official count of businesses with payroll classed as tire dealers in St. Clair County was 17 in 2023. That is one for every 5,932 households, against one for every 6,381 across the U.S.
Population estimates put the population change in St. Clair County from 2020 to 2025 at −2.5%, against +3.1% for the U.S. The Groundwork market score for tire shops in St. Clair County is 54 (upper middle), #664 of 1,530 scored counties and #25 of 43 scored counties in Illinois.
How St. Clair County compares
The same measures for Illinois and the whole U.S. Spending per listing divides a year of household spending on all vehicle maintenance and repairs by the tire shops 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. Clair County | Illinois | U.S. |
|---|---|---|---|
| Listings per 10k households | 3.6 | 3.1 | 3.8 |
| Spending per listing | $2.9M | $3.1M | $2.5M |
| Households per official establishment | 5,932 | 8,408 | 6,381 |
| Official establishment growth, 2019–2023 | n/a | +1.2% | −0.4% |
| Population growth, 2020–2025 | −2.5% | −0.6% | +3.1% |
| Spending per household on vehicle maintenance and repairs | $1,032 | $975 | $958 |
| Median household income | $73,854 | $83,390 | $80,734 |
| Groundwork market score | 54 | 59 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 18 → 17
- Employees, 2023
- 136
- Annual payroll, 2023
- $6.4M
- One-person businesses, 2023
- Not publishedNot published for this business type
- Map listings, September 2026
- 3619 chain locations
- Listings at the U.S. rate for this spending
- 42The 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 tire dealers in St. Clair 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 St. Clair County
- Population, 2025 estimate
- 250,708−2.5% since 2020
- Households
- 100,846
- Median age
- 40.3
- Homes lived in by their owners
- 68%
- Vehicles per household
- 1.8
- Land area
- 658 sq. mi.
- People per square mile
- 386
- Median household income
- $73,854+33.8% vs. 2015–2019, before inflation
- Average household income
- $96,153
- Median home value
- $180,300
- Jobs located here
- 90,959
- Daytime population
- 229,240Residents who don’t work, plus everyone whose job is here
Looking at a specific site in St. Clair 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 tire shops on map listings by name and distance.
Or open the report at the center of St. Clair County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardTire shops across Illinois
Every Illinois market ranked →The highest-scoring counties in Illinois for tire shops, numbered among those based in Illinois, with St. Clair County marked.
Top counties in Illinois
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Grundy County, IL | 86 | 5 | 2.4 | $5M | +2.9% | #27 of 1,530 |
| 2McHenry County, IL | 83 | 42 | 3.6 | $3.5M | +2.5% | #64 of 1,530 |
| 3Kendall County, IL | 83 | 18 | 4.0 | $3.3M | +9.9% | #65 of 1,530 |
| 4Lake County, IL | 82 | 73 | 2.8 | $4.2M | +0.8% | #77 of 1,530 |
| 5Boone County, IL | 75 | 6 | 3.1 | $3.9M | +0.4% | #165 of 1,530 |
| 6Clinton County, IL | 74 | 5 | 3.4 | $3.6M | +0.6% | #182 of 1,530 |
| 7Tazewell County, IL | 71 | 17 | 3.1 | $3.4M | −0.9% | #244 of 1,530 |
| 8Ogle County, IL | 70 | 5 | 2.4 | $4.6M | −0.7% | #259 of 1,530 |
| 9LaSalle County, IL | 70 | 13 | 2.9 | $3.7M | −1.5% | #266 of 1,530 |
| 10DuPage County, IL | 69 | 104 | 3.0 | $3.8M | +0.3% | #298 of 1,530 |
| 25St. Clair County, IL | 54 | 36 | 3.6 | $2.9M | −2.5% | #664 of 1,530 |
Other business types in St. Clair 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 tire shops are in St. Clair County, IL?
There are 36 tire shops on map listings in St. Clair County as of September 2026. 19 of them (53%) are chain locations. The listings count tire shops and tire dealers. Official counts show 17 businesses with payroll classed as tire dealers in 2023.
How much do households in St. Clair County, IL spend on vehicle maintenance and repairs?
About $104.1M a year, or $1,032 per household. That is 8% above the U.S. average (an index of 108, where 100 is the U.S. average). Spread across the 36 tire shops on map listings, it comes to $2.9M per shop. The spending figure covers all vehicle maintenance and repairs, not only tire shops. It is estimated from the incomes of the 100,846 households in St. Clair County and national spending patterns by income.
How does St. Clair County, IL compare with the U.S. for tire shops?
St. Clair County has 3.6 tire shops per 10,000 households, 5% below the U.S. rate of 3.8. Spending per shop is $2.9M, 15% above the U.S. figure of $2.5M. At the national ratio of tire shops to household spending, St. Clair County would have about 42, against 36 on map listings. There is one business with payroll in the industry for every 5,932 households, against one for every 6,381 across the U.S.
How fast is St. Clair County, IL growing?
Population estimates put St. Clair County at 250,708 people in 2025, down 2.5% since 2020, against +3.1% for the U.S. It has 100,846 households. Median household income in St. Clair County is $73,854, 9% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 33.8%, 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. Clair County scores 54 for tire shops (upper middle), #664 of 1,530 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in St. Clair County. It maps the tire shops 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 tire shops · All 56 business types in St. Clair County
Screening a site or an acquisition in St. Clair 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 St. Clair 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.