Groundwork

Fitness and classes · County · Ohio

Gyms and studios in Marion County, OH

How Marion County, OH compares with other counties and the U.S. for gyms and studios: competitors, household spending, official counts and growth.

Groundwork market score · out of 100

Score 56 out of 100: Upper middle

Ranked #780 of 2,088 scored counties
#45 of 83 scored counties in Ohio

Listings
26
6 chain locations (23%)
Official establishments
4
Businesses with payroll, 2023
Household spending a year
$17M
On memberships, classes and admissions · $689 a household
Spending per listing
$654K
In line with the U.S.
Listings per 10k households
10.5
30% below the U.S.
Population, 2025
65,115
−0.4% since 2020

See the gyms and studios around any address in Marion 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 Marion 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 26 gyms and studios in Marion County. 6 of them (23%) are chain locations, against 20% across the U.S. That is 10.5 per 10,000 households, 30% below the U.S. rate of 14.9.

Households in Marion County spend about $17M a year on memberships, classes and admissions, or $689 per household, 30% below the U.S. average. Spread across 26 gyms and studios, that is $654K per location, in line with the U.S. figure of $662K.

In 2023, official counts showed 4 businesses with payroll in Marion County classed as fitness centers and recreation instruction. That is one for every 6,171 households, against one for every 1,641 across the U.S.

Population estimates put the population change in Marion County from 2020 to 2025 at −0.4%, against +3.1% for the U.S. The Groundwork market score for gyms and studios in Marion County is 56 (upper middle), #780 of 2,088 scored counties and #45 of 83 scored counties in Ohio.

How Marion County compares

The same measures for Ohio 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.

Gyms, studios and classes in Marion County, OH compared with Ohio and the U.S.
MeasureMarion CountyOhioU.S.
Listings per 10k households10.512.714.9
Spending per listing$654K$697K$662K
Households per official establishment6,1712,2151,641
Official establishment growth, 2019–2023n/a+8.7%+8.2%
Population growth, 2020–2025−0.4%+0.9%+3.1%
Spending per household on memberships, classes and admissions$689$884$983
Median household income$59,371$71,389$80,734
Groundwork market score5657

Official counts and lending

Businesses

Official establishments, 2019 to 2023
3 → 4
Employees, 2023
129
Annual payroll, 2023
$1.4M
One-person businesses, 2023
Not publishedNot published for this business type
Map listings, September 2026
266 chain locations
Listings at the U.S. rate for this spending
26The 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 centers and recreation instruction in Marion 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 Marion County

Population, 2025 estimate
65,115−0.4% since 2020
Households
24,683
Median age
40.8
Homes lived in by their owners
67%
Vehicles per household
1.8
Land area
404 sq. mi.
People per square mile
161
Median household income
$59,371+25.0% vs. 2015–2019, before inflation
Average household income
$76,921
Median home value
$156,800
Jobs located here
23,364
Daytime population
60,757Residents who don’t work, plus everyone whose job is here

Looking at a specific site in Marion 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 Marion County. Signed out, you see a blurred preview; on an account, each report is one action.

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Gyms, studios and classes across Ohio

Every Ohio market ranked →

The highest-scoring counties in Ohio for gyms and studios, numbered among those based in Ohio, with Marion County marked.

Top counties in Ohio

Counties in Ohio ranked for gyms and studios by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Madison County, OH84138.3$1.2M+7.1%#33 of 2,088
2Morrow County, OH82107.4$1.2M+3.7%#46 of 2,088
3Warren County, OH8011112.1$1.1M+5.7%#67 of 2,088
4Clermont County, OH78849.9$1M+3.9%#89 of 2,088
5Union County, OH783313.6$928K+16.5%#94 of 2,088
6Licking County, OH788312.1$836K+3.8%#96 of 2,088
7Fairfield County, OH777512.4$844K+6.5%#114 of 2,088
8Holmes County, OH76139.7$956K+1.7%#126 of 2,088
9Greene County, OH768111.9$895K+3.7%#128 of 2,088
10Brown County, OH74116.4$1.2M+1.6%#147 of 2,088
45Marion County, OH562610.5$654K−0.4%#780 of 2,088

Other business types in Marion County

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

Questions

How many gyms and studios are in Marion County, OH?

There are 26 gyms and studios on map listings in Marion County as of September 2026. 6 of them (23%) are chain locations. The listings count gyms, fitness studios, martial arts and dance studios. Official counts show 4 businesses with payroll classed as fitness centers and recreation instruction in 2023.

How much do households in Marion County, OH spend on memberships, classes and admissions?

About $17M a year, or $689 per household. That is 30% below the U.S. average (an index of 70, where 100 is the U.S. average). Spread across the 26 gyms and studios on map listings, it comes to $654K per location. It is estimated from the incomes of the 24,683 households in Marion County and national spending patterns by income.

How does Marion County, OH compare with the U.S. for gyms and studios?

Marion County has 10.5 gyms and studios per 10,000 households, 30% below the U.S. rate of 14.9. Spending per location is $654K, in line with the U.S. figure of $662K. The count on map listings matches the U.S. ratio of gyms and studios to household spending. There is one business with payroll in the industry for every 6,171 households, against one for every 1,641 across the U.S.

How fast is Marion County, OH growing?

Population estimates put Marion County at 65,115 people in 2025, down 0.4% since 2020, against +3.1% for the U.S. It has 24,683 households. Median household income in Marion County is $59,371, 26% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 25.0%, 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. Marion County scores 56 for gyms and studios (upper middle), #780 of 2,088 scored counties.

How can I see the market around a specific site?

Run a Groundwork site report on an address in Marion 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 Marion County

Screening a site or an acquisition in Marion 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 Marion 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.