Groundwork

Fitness and classes · County · Illinois

Gyms in Clinton County, IL

Competitor counts, household spending and official business counts for gyms in Clinton County, IL, set against other counties and the U.S.

Groundwork market score · out of 100

Score 66 out of 100: Upper middle

Ranked #321 of 1,792 scored counties
#3 of 68 scored counties in Illinois

Listings
10
1 chain location (10%)
Official establishments
n/a
Fewer than 3, or not published
Household spending a year
$14.1M
On memberships, classes and admissions · $965 a household
Spending per listing
$1.4M
8% above the U.S.
Listings per 10k households
6.9
9% below the U.S.
Population, 2025
37,128
+0.6% since 2020

See the gyms around any address in Clinton County

The site report maps the gyms 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 Clinton County. Signed out, you see a blurred preview; on an account, each report is one action.

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Survey 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 10 gyms in Clinton County. One of them (10%) is a chain location, against 28% across the U.S. Per 10,000 households, that is 6.9, 9% below the U.S. rate of 7.6.

Household spending on memberships, classes and admissions in Clinton County comes to about $14.1M a year: $965 per household, 2% below the U.S. average. That is about $1.4M of household spending for each gym on map listings, 8% above the U.S. figure of $1.3M. That spending covers all memberships, classes and admissions, which gyms share with other businesses in the trade.

There is no official count of businesses with payroll classed as fitness and recreational sports centers in Clinton County: counts under 3 aren’t published.

Between 2020 and 2025, the population of Clinton County grew 0.6%, slower than the U.S. (+3.1%). For gyms, Clinton County has a Groundwork market score of 66 (upper middle): #321 of 1,792 scored counties and #3 of 68 scored counties in Illinois. That puts it in the top quarter of counties.

How Clinton 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 counted, so it measures the demand for each competitor, not any business’s revenue. Households per establishment does the same with the official count.

Gyms in Clinton County, IL compared with Illinois and the U.S.
MeasureClinton CountyIllinoisU.S.
Listings per 10k households6.97.77.6
Spending per listing$1.4M$1.4M$1.3M
Households per official establishment (all fitness and recreational sports centers)n/a3,1073,109
Official establishment growth, 2019–2023n/a+2.9%+5.8%
Population growth, 2020–2025+0.6%−0.6%+3.1%
Spending per household on memberships, classes and admissions$965$1,054$983
Median household income$86,588$83,390$80,734
Groundwork market score6650

Official counts and lending

Businesses

Official establishments, 2019 to 2023
n/aAll fitness and recreational sports centers
Employees, 2023
n/a
Annual payroll, 2023
n/a
One-person businesses, 2023
Not publishedNot published for this business type
Map listings, September 2026
101 chain location
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
0
Amount
$0

SBA-backed loans to businesses classed as fitness and recreational sports centers in Clinton 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. These official figures cover all fitness and recreational sports centers, not only gyms.

Population and households in Clinton County

Population, 2025 estimate
37,128+0.6% since 2020
Households
14,570
Median age
41.8
Homes lived in by their owners
80%
Vehicles per household
2.1
Land area
474 sq. mi.
People per square mile
78
Median household income
$86,588+29.9% vs. 2015–2019, before inflation
Average household income
$108,402
Median home value
$192,400
Jobs located here
12,557
Daytime population
31,816Residents who don’t work, plus everyone whose job is here

Looking at a specific site in Clinton 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 on map listings by name and distance.

Or open the report at the center of Clinton County. Signed out, you see a blurred preview; on an account, each report is one action.

Free10 actions over 3 days, no card

The highest-scoring counties in Illinois for gyms, numbered among those based in Illinois, with Clinton County marked.

Top counties in Illinois

Counties in Illinois ranked for gyms by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Boone County, IL71105.1$1.9M+0.4%#198 of 1,792
2Piatt County, IL6957.2$1.4M+0.6%#254 of 1,792
3Clinton County, IL66106.9$1.4M+0.6%#321 of 1,792
4Kendall County, IL66429.3$1.4M+9.9%#323 of 1,792
5Will County, IL652028.3$1.5M+2.2%#356 of 1,792
6Kankakee County, IL63215.1$1.7M−1.7%#415 of 1,792
7Kane County, IL621709.2$1.3M+1.8%#456 of 1,792
8Cook County, IL611,4586.9$1.6M−1.3%#482 of 1,792
9McHenry County, IL611139.6$1.3M+2.5%#497 of 1,792
10Monroe County, IL59107.2$1.7M−0.3%#547 of 1,792

Other business types in Clinton County

Each with its Groundwork market score here, out of 100, where it has one.

Questions

How many gyms are in Clinton County, IL?

There are 10 gyms on map listings in Clinton County as of September 2026. One of them (10%) is a chain location. The listings count gyms and fitness centers. No official count is published for fitness and recreational sports centers in Clinton County: counts under 3 are left out.

How much do households in Clinton County, IL spend on memberships, classes and admissions?

About $14.1M a year, or $965 per household. That is 2% below the U.S. average (an index of 98, where 100 is the U.S. average). Spread across the 10 gyms on map listings, it comes to $1.4M per gym. The spending figure covers all memberships, classes and admissions, not only gyms. It is estimated from the incomes of the 14,570 households in Clinton County and national spending patterns by income.

How does Clinton County, IL compare with the U.S. for gyms?

Clinton County has 6.9 gyms per 10,000 households, 9% below the U.S. rate of 7.6. Spending per gym is $1.4M, 8% above the U.S. figure of $1.3M. At the national ratio of gyms to household spending, Clinton County would have about 11, against 10 on map listings.

How fast is Clinton County, IL growing?

Population estimates put Clinton County at 37,128 people in 2025, up 0.6% since 2020, slower than the U.S. (+3.1%). It has 14,570 households. The median household income in Clinton County is $86,588 a year, 7% above the U.S. median of $80,734. That rose 29.9% 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. Clinton County scores 66 for gyms (upper middle), #321 of 1,792 scored counties.

How can I see the market around a specific site?

Run a Groundwork site report on an address in Clinton County. It maps the gyms 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 · All 56 business types in Clinton County

Screening a site or an acquisition in Clinton 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 Clinton 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.