Groundwork

Fitness and classes · County · California

Gyms and studios in Lassen County, CA

The gyms and studios in Lassen County, CA, the household spending behind them and how the market ranks against other counties.

Groundwork market score · out of 100

Score 32 out of 100: Lower middle

Ranked #1,726 of 2,088 scored counties
#53 of 55 scored counties in California

Listings
15
1 chain location (7%)
Official establishments
n/a
Fewer than 3, or not published
Household spending a year
$8M
On memberships, classes and admissions · $867 a household
Spending per listing
$534K
19% below the U.S.
Listings per 10k households
16.2
9% above the U.S.
Population, 2025
28,117
−13.1% since 2020

See the gyms and studios around any address in Lassen 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 Lassen County. Signed out, you see a blurred preview; on an account, each report is one action.

Free10 actions over 3 days, no card

Survey estimates 2020–2024 · population estimates 2025 · official business counts 2023 · map listings September 2026 · Data credits · How we measure

What this means

For gyms and studios, Lassen County has a Groundwork market score of 32 (lower middle): #1,726 of 2,088 scored counties and #53 of 55 scored counties in California. That puts it in the bottom quarter of counties.

As of September 2026, map listings count 15 gyms and studios in Lassen County. One of them (7%) is a chain location, against 20% across the U.S. That is 16.2 per 10,000 households, 9% above the U.S. rate of 14.9.

Household spending on memberships, classes and admissions in Lassen County comes to about $8M a year: $867 per household, 12% below the U.S. average. That is about $534K of household spending for each location on map listings, 19% below the U.S. figure of $662K.

There is no official count of businesses with payroll classed as fitness centers and recreation instruction in Lassen County: counts under 3 aren’t published. Population estimates show Lassen County declined 13.1% from 2020 to 2025, against +3.1% for the U.S.

How Lassen County compares

The same measures for California 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 Lassen County, CA compared with California and the U.S.
MeasureLassen CountyCaliforniaU.S.
Listings per 10k households16.217.114.9
Spending per listing$534K$837K$662K
Households per official establishmentn/a1,2811,641
Official establishment growth, 2019–2023n/a+14.7%+8.2%
Population growth, 2020–2025−13.1%−0.4%+3.1%
Spending per household on memberships, classes and admissions$867$1,435$983
Median household income$67,403$99,122$80,734
Groundwork market score3260

Official counts and lending

Businesses

Official establishments, 2019 to 2023
n/a
Employees, 2023
n/a
Annual payroll, 2023
n/a
One-person businesses, 2023
Not publishedNot published for this business type
Map listings, September 2026
151 chain location
Listings at the U.S. rate for this spending
12The 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 Lassen 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 Lassen County

Population, 2025 estimate
28,117−13.1% since 2020
Households
9,247
Median age
40.4
Homes lived in by their owners
68%
Vehicles per household
2.0
Land area
4,541 sq. mi.
People per square mile
7
Median household income
$67,403+19.6% vs. 2015–2019, before inflation
Average household income
$80,989
Median home value
$265,300
Jobs located here
7,005
Daytime population
30,176Residents who don’t work, plus everyone whose job is here

Looking at a specific site in Lassen 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 Lassen 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 California

Every California market ranked →

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

Top counties in California

Counties in California ranked for gyms and studios by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Yuba County, CA92207.0$1.4M+8.2%#7 of 2,088
2Madera County, CA845011.0$952K+7.4%#35 of 2,088
3Calaveras County, CA822614.1$823K+2.8%#54 of 2,088
4San Joaquin County, CA8032813.4$942K+5.5%#71 of 2,088
5Amador County, CA792414.9$755K+3.2%#84 of 2,088
6San Benito County, CA782512.2$1.3M+8.6%#86 of 2,088
7Merced County, CA789811.4$796K+5.1%#97 of 2,088
8Colusa County, CA7756.7$1.5M−0.1%#100 of 2,088
9Tulare County, CA7714710.3$950K+2.4%#107 of 2,088
10Tehama County, CA76208.1$1.1M−1.7%#124 of 2,088
53Lassen County, CA321516.2$534K−13.1%#1,726 of 2,088

Other business types in Lassen County

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

Questions

How many gyms and studios are in Lassen County, CA?

Lassen County has 15 gyms and studios on map listings as of September 2026. One of them (7%) is a chain location. The listings count gyms, fitness studios, martial arts and dance studios. No official count is published for fitness centers and recreation instruction in Lassen County: counts under 3 are left out.

How much do households in Lassen County, CA spend on memberships, classes and admissions?

About $8M a year, or $867 per household. That is 12% below the U.S. average (an index of 88, where 100 is the U.S. average). Spread across the 15 gyms and studios on map listings, it comes to $534K per location. It is estimated from the incomes of the 9,247 households in Lassen County and national spending patterns by income.

How does Lassen County, CA compare with the U.S. for gyms and studios?

Lassen County has 16.2 gyms and studios per 10,000 households, 9% above the U.S. rate of 14.9. Spending per location is $534K, 19% below the U.S. figure of $662K. At the national ratio of gyms and studios to household spending, Lassen County would have about 12, against 15 on map listings.

How fast is Lassen County, CA growing?

Population estimates put Lassen County at 28,117 people in 2025, down 13.1% since 2020, against +3.1% for the U.S. It has 9,247 households. Median household income in Lassen County is $67,403, 17% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 19.6%, 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. Lassen County scores 32 for gyms and studios (lower middle), #1,726 of 2,088 scored counties.

How can I see the market around a specific site?

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

Screening a site or an acquisition in Lassen 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 Lassen 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.