Pets · County · Illinois
Pet stores in Williamson County, IL
Competitor counts, household spending and official business counts for pet stores in Williamson County, IL, set against other counties and the U.S.
Groundwork market score · out of 100
Score 28 out of 100: Lower middle
Ranked #807 of 974 scored counties
#22 of 25 scored counties in Illinois
- Listings
- 8
- 0 chain locations (0%)
- Official establishments
- 3
- Businesses with payroll, 2023
- Household spending a year
- $22.7M
- On pets · $782 a household
- Spending per listing
- $2.8M
- 37% below the U.S.
- Listings per 10k households
- 2.8
- 40% above the U.S.
- Population, 2025
- 67,225
- +0.2% since 2020
See the pet stores around any address in Williamson County
The site report maps the pet stores 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 Williamson 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 pet stores, Williamson County has a Groundwork market score of 28 (lower middle): #807 of 974 scored counties and #22 of 25 scored counties in Illinois. That puts it in the bottom quarter of counties.
Household spending on pets in Williamson County comes to about $22.7M a year: $782 per household, 14% below the U.S. average. Spread across 8 pet stores, that is $2.8M per store, 37% below the U.S. figure of $4.5M. The spending figure covers all pets, not only pet stores.
There are 8 pet stores on map listings in Williamson County as of September 2026. None of them are chain locations, against 38% across the U.S. That is 2.8 per 10,000 households, 40% above the U.S. rate of 2.0.
Official counts show 3 businesses with payroll classed as pet and pet supplies stores in Williamson County in 2023. That is one for every 9,661 households, against one for every 13,024 across the U.S. Population estimates put the population change in Williamson County from 2020 to 2025 at +0.2%, slower than the U.S. (+3.1%).
How Williamson County compares
The same measures for Illinois and the whole U.S. Spending per listing divides a year of household spending on all pets by the pet stores 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 | Williamson County | Illinois | U.S. |
|---|---|---|---|
| Listings per 10k households | 2.8 | 1.8 | 2.0 |
| Spending per listing | $2.8M | $5M | $4.5M |
| Households per official establishment | 9,661 | 13,723 | 13,024 |
| Official establishment growth, 2019–2023 | n/a | +1.1% | −1.6% |
| Population growth, 2020–2025 | +0.2% | −0.6% | +3.1% |
| Spending per household on pets | $782 | $925 | $909 |
| Median household income | $65,604 | $83,390 | $80,734 |
| Groundwork market score | 28 | 52 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 3
- Employees, 2023
- 10
- Annual payroll, 2023
- $305K
- One-person businesses, 2023
- Not publishedNot published for this business type
- Map listings, September 2026
- 80 chain locations
- Listings at the U.S. rate for this spending
- 5The 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 pet and pet supplies stores in Williamson 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 Williamson County
- Population, 2025 estimate
- 67,225+0.2% since 2020
- Households
- 28,983
- Median age
- 42.8
- Homes lived in by their owners
- 71%
- Vehicles per household
- 1.8
- Land area
- 420 sq. mi.
- People per square mile
- 159
- Median household income
- $65,604+29.3% vs. 2015–2019, before inflation
- Average household income
- $85,846
- Median home value
- $156,400
- Jobs located here
- 28,604
- Daytime population
- 68,042Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Williamson 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 pet stores on map listings by name and distance.
Or open the report at the center of Williamson County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardPet stores across Illinois
Every Illinois market ranked →The highest-scoring counties in Illinois for pet stores, numbered among those based in Illinois, with Williamson County marked.
Top counties in Illinois
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Champaign County, IL | 74 | 6 | 0.7 | $11.4M | +1.8% | #108 of 974 |
| 2Kendall County, IL | 70 | 8 | 1.8 | $6M | +9.9% | #163 of 974 |
| 3Cook County, IL | 67 | 319 | 1.5 | $6.2M | −1.3% | #206 of 974 |
| 4Madison County, IL | 67 | 17 | 1.5 | $5.6M | −1.0% | #209 of 974 |
| 5Peoria County, IL | 66 | 10 | 1.3 | $6.3M | −1.6% | #222 of 974 |
| 6St. Clair County, IL | 65 | 12 | 1.2 | $7.1M | −2.5% | #230 of 974 |
| 7Will County, IL | 64 | 55 | 2.3 | $4.7M | +2.2% | #252 of 974 |
| 8Tazewell County, IL | 53 | 12 | 2.2 | $3.9M | −0.9% | #429 of 974 |
| 9Rock Island County, IL | 51 | 9 | 1.5 | $5.4M | −1.7% | #452 of 974 |
| 10DuPage County, IL | 51 | 92 | 2.6 | $4.2M | +0.3% | #459 of 974 |
| 22Williamson County, IL | 28 | 8 | 2.8 | $2.8M | +0.2% | #807 of 974 |
Other business types in Williamson 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
Pets
- Pet businesses32
- Veterinarians40
- Pet grooming and boarding41
- Pet stores28
Child care
Clothing and laundry
Home services
Real estate
Funeral services
Questions
How many pet stores are in Williamson County, IL?
As of September 2026, map listings count 8 pet stores in Williamson County. None of them are chain locations. The listings count pet stores. Official counts show 3 businesses with payroll classed as pet and pet supplies stores in 2023.
How much do households in Williamson County, IL spend on pets?
About $22.7M a year, or $782 per household. That is 14% below the U.S. average (an index of 86, where 100 is the U.S. average). Spread across the 8 pet stores on map listings, it comes to $2.8M per store. That spending covers all pets, which pet stores share with other businesses in the trade. It is estimated from the incomes of the 28,983 households in Williamson County and national spending patterns by income.
How does Williamson County, IL compare with the U.S. for pet stores?
Williamson County has 2.8 pet stores per 10,000 households, 40% above the U.S. rate of 2.0. Spending per store is $2.8M, 37% below the U.S. figure of $4.5M. At the U.S. ratio of pet stores to household spending, Williamson County would have about 5, against 8 on map listings. There is one business with payroll in the industry for every 9,661 households, against one for every 13,024 across the U.S.
How fast is Williamson County, IL growing?
Population estimates put Williamson County at 67,225 people in 2025, up 0.2% since 2020, slower than the U.S. (+3.1%). It has 28,983 households. The median household income in Williamson County is $65,604 a year, 19% below the U.S. median of $80,734. That rose 29.3% 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. Williamson County scores 28 for pet stores (lower middle), #807 of 974 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Williamson County. It maps the pet stores 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 pet stores · All 56 business types in Williamson County
Screening a site or an acquisition in Williamson 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 Williamson 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.