Fitness and classes · County · Illinois
Gyms and studios in Winnebago County, IL
Competitor counts, household spending and official business counts for gyms and studios in Winnebago County, IL, set against other counties and the U.S.
Groundwork market score · out of 100
Score 39 out of 100: Lower middle
Ranked #1,508 of 2,088 scored counties
#64 of 81 scored counties in Illinois
- Listings
- 152
- 27 chain locations (18%)
- Official establishments
- 69
- +15.0% since 2019
- Household spending a year
- $91.7M
- On memberships, classes and admissions · $790 a household
- Spending per listing
- $603K
- 9% below the U.S.
- Listings per 10k households
- 13.1
- 12% below the U.S.
- Population, 2025
- 283,674
- −0.4% since 2020
See the gyms and studios around any address in Winnebago County
The site report maps the gyms and studios 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 Winnebago 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
At $790 per household (20% below the U.S. average), households in Winnebago County spend about $91.7M a year on memberships, classes and admissions. That works out to $603K per location, 9% below the U.S. figure of $662K.
Winnebago County has 152 gyms and studios on map listings as of September 2026. 27 of them (18%) are chain locations, against 20% across the U.S. That is 13.1 per 10,000 households, 12% below the U.S. rate of 14.9.
The official count of businesses with payroll classed as fitness centers and recreation instruction in Winnebago County was 69 in 2023, up 15.0% from 2019. That is one for every 1,681 households, against one for every 1,641 across the U.S. Since fiscal 2022, 6 SBA-backed loans worth $6.3M have gone to businesses classed as fitness centers and recreation instruction in Winnebago County.
Population estimates show Winnebago County declined 0.4% from 2020 to 2025, against +3.1% for the U.S. For gyms and studios, Winnebago County has a Groundwork market score of 39 (lower middle): #1,508 of 2,088 scored counties and #64 of 81 scored counties in Illinois.
How Winnebago County compares
The same measures for Illinois and the whole U.S. Spending per listing divides a year of household spending on all memberships, classes and admissions by the gyms and studios 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 | Winnebago County | Illinois | U.S. |
|---|---|---|---|
| Listings per 10k households | 13.1 | 14.6 | 14.9 |
| Spending per listing | $603K | $720K | $662K |
| Households per official establishment | 1,681 | 1,668 | 1,641 |
| Official establishment growth, 2019–2023 | +15.0% | +3.0% | +8.2% |
| Population growth, 2020–2025 | −0.4% | −0.6% | +3.1% |
| Spending per household on memberships, classes and admissions | $790 | $1,054 | $983 |
| Median household income | $65,837 | $83,390 | $80,734 |
| Groundwork market score | 39 | 51 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 60 → 69+15.0% over the period
- Employees, 2023
- 1,085
- Annual payroll, 2023
- $15.9M
- One-person businesses, 2023
- Not publishedNot published for this business type
- Map listings, September 2026
- 15227 chain locations
- Listings at the U.S. rate for this spending
- 139The U.S. ratio of listings to household spending, applied here
SBA-backed loans since fiscal 2022
- Loans
- 6
- Amount
- $6.3M
SBA-backed loans to businesses classed as fitness centers and recreation instruction in Winnebago 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 Winnebago County
- Population, 2025 estimate
- 283,674−0.4% since 2020
- Households
- 116,014
- Median age
- 40.4
- Homes lived in by their owners
- 66%
- Vehicles per household
- 1.7
- Land area
- 513 sq. mi.
- People per square mile
- 552
- Median household income
- $65,837+20.8% vs. 2015–2019, before inflation
- Average household income
- $86,474
- Median home value
- $164,500
- Jobs located here
- 121,867
- Daytime population
- 276,449Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Winnebago 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 gyms and studios on map listings by name and distance.
Or open the report at the center of Winnebago County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardGyms, studios and classes across Illinois
Every Illinois market ranked →The highest-scoring counties in Illinois for gyms and studios, numbered among those based in Illinois, with Winnebago County marked.
Top counties in Illinois
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Boone County, IL | 77 | 17 | 8.7 | $1.1M | +0.4% | #102 of 2,088 |
| 2Piatt County, IL | 69 | 9 | 13.0 | $800K | +0.6% | #285 of 2,088 |
| 3Jersey County, IL | 68 | 5 | 6.3 | $1.5M | −1.5% | #294 of 2,088 |
| 4Mercer County, IL | 66 | 5 | 7.6 | $1.1M | −2.6% | #362 of 2,088 |
| 5Kendall County, IL | 66 | 72 | 15.9 | $792K | +9.9% | #381 of 2,088 |
| 6Douglas County, IL | 64 | 8 | 10.3 | $821K | +0.5% | #447 of 2,088 |
| 7Woodford County, IL | 63 | 21 | 14.3 | $755K | −0.8% | #490 of 2,088 |
| 8Will County, IL | 61 | 388 | 15.9 | $803K | +2.2% | #554 of 2,088 |
| 9Bond County, IL | 61 | 6 | 9.8 | $802K | +0.6% | #555 of 2,088 |
| 10Ogle County, IL | 61 | 24 | 11.5 | $787K | −0.7% | #556 of 2,088 |
| 64Winnebago County, IL | 39 | 152 | 13.1 | $603K | −0.4% | #1,508 of 2,088 |
Other business types in Winnebago 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
- Gyms, studios and classes39
- Gyms35
- Yoga, Pilates and fitness studios45
- Martial arts and dance studios54
Health care
Child care
Clothing and laundry
Home services
Real estate
Funeral services
Questions
How many gyms and studios are in Winnebago County, IL?
Map listings as of September 2026 show 152 gyms and studios in Winnebago County. 27 of them (18%) are chain locations. The listings count gyms, fitness studios, martial arts and dance studios. Official counts show 69 businesses with payroll classed as fitness centers and recreation instruction in 2023, up 15.0% from 2019.
How much do households in Winnebago County, IL spend on memberships, classes and admissions?
About $91.7M a year, or $790 per household. That is 20% below the U.S. average (an index of 80, where 100 is the U.S. average). Spread across the 152 gyms and studios on map listings, it comes to $603K per location. It is estimated from the incomes of the 116,014 households in Winnebago County and national spending patterns by income.
How does Winnebago County, IL compare with the U.S. for gyms and studios?
Winnebago County has 13.1 gyms and studios per 10,000 households, 12% below the U.S. rate of 14.9. Spending per location is $603K, 9% below the U.S. figure of $662K. At the U.S. ratio of gyms and studios to household spending, Winnebago County would have about 139, against 152 on map listings. There is one business with payroll in the industry for every 1,681 households, against one for every 1,641 across the U.S. The official count rose 15.0% from 2019 to 2023, against +8.2% for the U.S.
How fast is Winnebago County, IL growing?
Population estimates put Winnebago County at 283,674 people in 2025, down 0.4% since 2020, against +3.1% for the U.S. It has 116,014 households. The median household income in Winnebago County is $65,837 a year, 18% below the U.S. median of $80,734. That rose 20.8% 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. Winnebago County scores 39 for gyms and studios (lower middle), #1,508 of 2,088 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Winnebago County. It maps the gyms and studios 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 gyms and studios · All 56 business types in Winnebago County
Screening a site or an acquisition in Winnebago 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 Winnebago 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.