Groundwork

Fitness and classes · County · Montana

Gyms in Lewis and Clark County, MT

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

Groundwork market score · out of 100

Score 60 out of 100: Upper middle

Ranked #523 of 1,792 scored counties
#4 of 13 scored counties in Montana

Listings
24
3 chain locations (13%)
Official establishments
19
All fitness and recreational sports centers
Household spending a year
$33.1M
On memberships, classes and admissions · $1,061 a household
Spending per listing
$1.4M
6% above the U.S.
Listings per 10k households
7.7
In line with the U.S.
Population, 2025
75,331
+5.8% since 2020

See the gyms around any address in Lewis and Clark 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 Lewis and Clark 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

Households in Lewis and Clark County spend about $33.1M a year on memberships, classes and admissions, or $1,061 per household, 8% above the U.S. average. That is about $1.4M of household spending for each gym on map listings, 6% above the U.S. figure of $1.3M. The spending figure covers all memberships, classes and admissions, not only gyms.

Lewis and Clark County has 24 gyms on map listings as of September 2026. Chain locations make up 13% of them, against 28% across the U.S. That comes to 7.7 for every 10,000 households, in line with the U.S. rate of 7.6.

In 2023, official counts showed 19 businesses with payroll in Lewis and Clark County classed as fitness and recreational sports centers. That is one for every 1,643 households, against one for every 3,109 across the U.S. That count covers all fitness and recreational sports centers (yoga, Pilates and fitness studios included), not only gyms. Since fiscal 2022, 3 SBA-backed loans worth $4.3M have gone to businesses classed as fitness and recreational sports centers in Lewis and Clark County.

Population estimates show Lewis and Clark County grew 5.8% from 2020 to 2025, faster than the U.S. (+3.1%). For gyms, Lewis and Clark County has a Groundwork market score of 60 (upper middle): #523 of 1,792 scored counties and #4 of 13 scored counties in Montana.

How Lewis and Clark County compares

The same measures for Montana 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 Lewis and Clark County, MT compared with Montana and the U.S.
MeasureLewis and Clark CountyMontanaU.S.
Listings per 10k households7.78.67.6
Spending per listing$1.4M$1.2M$1.3M
Households per official establishment (all fitness and recreational sports centers)1,6432,1343,109
Official establishment growth, 2019–2023n/a+20.8%+5.8%
Population growth, 2020–2025+5.8%+5.3%+3.1%
Spending per household on memberships, classes and admissions$1,061$1,001$983
Median household income$78,237$72,509$80,734
Groundwork market score6041

Official counts and lending

Businesses

Official establishments, 2019 to 2023
15 → 19All fitness and recreational sports centers
Employees, 2023
284
Annual payroll, 2023
$3.1M
One-person businesses, 2023
Not publishedNot published for this business type
Map listings, September 2026
243 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
3
Amount
$4.3M

SBA-backed loans to businesses classed as fitness and recreational sports centers in Lewis and Clark 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 Lewis and Clark County

Population, 2025 estimate
75,331+5.8% since 2020
Households
31,215
Median age
42.1
Homes lived in by their owners
70%
Vehicles per household
2.0
Land area
3,458 sq. mi.
People per square mile
21
Median household income
$78,237+18.9% vs. 2015–2019, before inflation
Average household income
$104,055
Median home value
$393,500
Jobs located here
41,168
Daytime population
78,294Residents who don’t work, plus everyone whose job is here

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

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The highest-scoring counties in Montana for gyms, numbered among those based in Montana, with Lewis and Clark County marked.

Top counties in Montana

Counties in Montana ranked for gyms by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Ravalli County, MT77115.9$1.6M+9.4%#106 of 1,792
2Park County, MT6767.2$1.4M+5.7%#296 of 1,792
3Jefferson County, MT64714.0$925K+9.8%#410 of 1,792
4Lewis and Clark County, MT60247.7$1.4M+5.8%#523 of 1,792
5Lake County, MT56118.7$1M+6.9%#705 of 1,792
6Yellowstone County, MT55598.4$1.3M+4.5%#728 of 1,792
7Gallatin County, MT536212.1$1.1M+7.7%#813 of 1,792
8Missoula County, MT51499.3$1.1M+4.4%#880 of 1,792
9Cascade County, MT50277.6$1.2M+0.7%#914 of 1,792
10Lincoln County, MT5066.6$1M+13.1%#927 of 1,792

Other business types in Lewis and Clark County

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

Questions

How many gyms are in Lewis and Clark County, MT?

Map listings as of September 2026 show 24 gyms in Lewis and Clark County. 3 of them (13%) are chain locations. The listings count gyms and fitness centers. Official counts show 19 businesses with payroll classed as fitness and recreational sports centers in 2023. The official count takes in all fitness and recreational sports centers, not only gyms: yoga, Pilates and fitness studios are counted too.

How much do households in Lewis and Clark County, MT spend on memberships, classes and admissions?

About $33.1M a year, or $1,061 per household. That is 8% above the U.S. average (an index of 108, where 100 is the U.S. average). Spread across the 24 gyms on map listings, it comes to $1.4M per gym. That spending covers all memberships, classes and admissions, which gyms share with other businesses in the trade. It is estimated from the incomes of the 31,215 households in Lewis and Clark County and national spending patterns by income.

How does Lewis and Clark County, MT compare with the U.S. for gyms?

Lewis and Clark County has 7.7 gyms per 10,000 households, in line with the U.S. rate of 7.6. Spending per gym is $1.4M, 6% above the U.S. figure of $1.3M. At the U.S. ratio of gyms to household spending, Lewis and Clark County would have about 26, against 24 on map listings. There is one business with payroll in the industry for every 1,643 households, against one for every 3,109 across the U.S.

How fast is Lewis and Clark County, MT growing?

Population estimates put Lewis and Clark County at 75,331 people in 2025, up 5.8% since 2020, faster than the U.S. (+3.1%). It has 31,215 households. Median household income in Lewis and Clark County is $78,237, 3% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 18.9%, 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. Lewis and Clark County scores 60 for gyms (upper middle), #523 of 1,792 scored counties.

How can I see the market around a specific site?

Run a Groundwork site report on an address in Lewis and Clark 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 Lewis and Clark County

Screening a site or an acquisition in Lewis and Clark 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 Lewis and Clark 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.