Groundwork

Fitness and classes · County · Indiana

Gyms and studios in Porter County, IN

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

Groundwork market score · out of 100

Score 59 out of 100: Upper middle

Ranked #635 of 2,088 scored counties
#47 of 79 scored counties in Indiana

Listings
94
25 chain locations (27%)
Official establishments
37
+5.7% since 2019
Household spending a year
$69.6M
On memberships, classes and admissions · $1,014 a household
Spending per listing
$740K
12% above the U.S.
Listings per 10k households
13.7
8% below the U.S.
Population, 2025
176,049
+1.6% since 2020

See the gyms and studios around any address in Porter 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 Porter 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

At $1,014 per household (3% above the U.S. average), households in Porter County spend about $69.6M a year on memberships, classes and admissions. That works out to $740K per location, 12% above the U.S. figure of $662K.

There are 94 gyms and studios on map listings in Porter County as of September 2026. Of those, 25 are chain locations, or 27%, against 20% across the U.S. Per 10,000 households, that is 13.7, 8% below the U.S. rate of 14.9.

Official counts show 37 businesses with payroll classed as fitness centers and recreation instruction in Porter County in 2023, up 5.7% from 2019. That is one for every 1,855 households, against one for every 1,641 across the U.S. Since fiscal 2022, 4 SBA-backed loans worth $1.7M have gone to businesses classed as fitness centers and recreation instruction in Porter County.

Population estimates put the population change in Porter County from 2020 to 2025 at +1.6%, slower than the U.S. (+3.1%). Porter County scores 59 (upper middle) on the Groundwork market score for gyms and studios, ranking #635 of 2,088 scored counties and #47 of 79 scored counties in Indiana.

How Porter County compares

The same measures for Indiana 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 Porter County, IN compared with Indiana and the U.S.
MeasurePorter CountyIndianaU.S.
Listings per 10k households13.711.314.9
Spending per listing$740K$767K$662K
Households per official establishment1,8552,1011,641
Official establishment growth, 2019–2023+5.7%+8.0%+8.2%
Population growth, 2020–2025+1.6%+2.7%+3.1%
Spending per household on memberships, classes and admissions$1,014$864$983
Median household income$87,972$71,957$80,734
Groundwork market score5965

Official counts and lending

Businesses

Official establishments, 2019 to 2023
35 → 37+5.7% over the period
Employees, 2023
697
Annual payroll, 2023
$9.9M
One-person businesses, 2023
Not publishedNot published for this business type
Map listings, September 2026
9425 chain locations
Listings at the U.S. rate for this spending
105The U.S. ratio of listings to household spending, applied here

SBA-backed loans since fiscal 2022

Loans
4
Amount
$1.7M

SBA-backed loans to businesses classed as fitness centers and recreation instruction in Porter 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 Porter County

Population, 2025 estimate
176,049+1.6% since 2020
Households
68,639
Median age
41.5
Homes lived in by their owners
78%
Vehicles per household
1.9
Land area
418 sq. mi.
People per square mile
418
Median household income
$87,972+23.6% vs. 2015–2019, before inflation
Average household income
$110,512
Median home value
$281,500
Jobs located here
65,198
Daytime population
160,058Residents who don’t work, plus everyone whose job is here

Looking at a specific site in Porter 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 Porter 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 Indiana

Every Indiana market ranked →

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

Top counties in Indiana

Counties in Indiana ranked for gyms and studios by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Hancock County, IN88278.1$1.3M+13.5%#18 of 2,088
2Boone County, IN844114.3$968K+13.5%#34 of 2,088
3Dearborn County, IN82167.9$1.1M+1.7%#47 of 2,088
4Morgan County, IN82258.8$1.1M+4.4%#49 of 2,088
5LaGrange County, IN8164.7$2M+1.9%#55 of 2,088
6Franklin County, IN8077.6$1.2M+2.2%#66 of 2,088
7Putnam County, IN78117.8$1.1M+3.2%#88 of 2,088
8Daviess County, IN7786.8$1.2M+2.5%#101 of 2,088
9Warrick County, IN76197.6$1.4M+4.4%#119 of 2,088
10Harrison County, IN74106.5$1.2M+1.9%#148 of 2,088
47Porter County, IN599413.7$740K+1.6%#635 of 2,088

Other business types in Porter County

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

Questions

How many gyms and studios are in Porter County, IN?

As of September 2026, map listings count 94 gyms and studios in Porter County. 25 of them (27%) are chain locations. The listings count gyms, fitness studios, martial arts and dance studios. Official counts show 37 businesses with payroll classed as fitness centers and recreation instruction in 2023, up 5.7% from 2019.

How much do households in Porter County, IN spend on memberships, classes and admissions?

About $69.6M a year, or $1,014 per household. That is 3% above the U.S. average (an index of 103, where 100 is the U.S. average). Spread across the 94 gyms and studios on map listings, it comes to $740K per location. It is estimated from the incomes of the 68,639 households in Porter County and national spending patterns by income.

How does Porter County, IN compare with the U.S. for gyms and studios?

Porter County has 13.7 gyms and studios per 10,000 households, 8% below the U.S. rate of 14.9. Spending per location is $740K, 12% above the U.S. figure of $662K. At the U.S. ratio of gyms and studios to household spending, Porter County would have about 105, against 94 on map listings. There is one business with payroll in the industry for every 1,855 households, against one for every 1,641 across the U.S. The official count rose 5.7% from 2019 to 2023, against +8.2% for the U.S.

How fast is Porter County, IN growing?

Population estimates put Porter County at 176,049 people in 2025, up 1.6% since 2020, slower than the U.S. (+3.1%). It has 68,639 households. The median household income in Porter County is $87,972 a year, 9% above the U.S. median of $80,734. That rose 23.6% 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. Porter County scores 59 for gyms and studios (upper middle), #635 of 2,088 scored counties.

How can I see the market around a specific site?

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

Screening a site or an acquisition in Porter 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 Porter 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.