Groundwork

Fitness and classes · County · California

Gyms and studios in Sierra County, CA

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

Groundwork market score

Not scored

Counties under 10,000 people aren’t scored, since a few businesses can swing their figures.

Listings
0
None on the map
Official establishments
n/a
Fewer than 3, or not published
Household spending a year
$1.1M
On memberships, classes and admissions · $936 a household
Spending per listing
n/a
Listings per 10k households
0.0
Population, 2025
3,098
−4.0% since 2020

See the gyms and studios around any address in Sierra 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 Sierra 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

There are no gyms and studios on map listings in Sierra County as of September 2026. At the U.S. ratio of gyms and studios to household spending, Sierra County would have about 2, against none on map listings.

Household spending on memberships, classes and admissions in Sierra County comes to about $1.1M a year: $936 per household, 5% below the U.S. average.

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

Population estimates put the population change in Sierra County from 2020 to 2025 at −4.0%, against +3.1% for the U.S. Counties under 10,000 people aren’t given a market score, since a few businesses can swing their figures.

How Sierra 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 Sierra County, CA compared with California and the U.S.
MeasureSierra CountyCaliforniaU.S.
Listings per 10k households0.017.114.9
Spending per listingn/a$837K$662K
Households per official establishmentn/a1,2811,641
Official establishment growth, 2019–2023n/a+14.7%+8.2%
Population growth, 2020–2025−4.0%−0.4%+3.1%
Spending per household on memberships, classes and admissions$936$1,435$983
Median household income$63,355$99,122$80,734
Groundwork market scoreNot scored60

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
0
Listings at the U.S. rate for this spending
2The 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 Sierra 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 Sierra County

Population, 2025 estimate
3,098−4.0% since 2020
Households
1,219
Median age
54.9
Homes lived in by their owners
72%
Vehicles per household
1.8
Land area
953 sq. mi.
People per square mile
3
Median household income
$63,355
Average household income
$81,457
Median home value
$331,900
Jobs located here
532
Daytime population
2,187Residents who don’t work, plus everyone whose job is here

Looking at a specific site in Sierra 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 Sierra 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 Sierra 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
Sierra County, CANot scored00.0n/a−4.0%

Other business types in Sierra County

None has a Groundwork market score here. Counties under 10,000 people aren’t scored, since a few businesses can swing their figures.

Questions

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

Map listings as of September 2026 show no gyms and studios in Sierra County. The listings count gyms, fitness studios, martial arts and dance studios. No official count is published for fitness centers and recreation instruction in Sierra County: counts under 3 are left out.

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

About $1.1M a year, or $936 per household. That is 5% below the U.S. average (an index of 95, where 100 is the U.S. average). It is estimated from the incomes of the 1,219 households in Sierra County and national spending patterns by income.

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

Sierra County has no gyms and studios on map listings. At the national ratio of gyms and studios to household spending, Sierra County would have about 2, against none on map listings.

How fast is Sierra County, CA growing?

Population estimates put Sierra County at 3,098 people in 2025, down 4.0% since 2020, against +3.1% for the U.S. It has 1,219 households. Median household income in Sierra County is $63,355, 22% below the U.S. median of $80,734.

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. The score leaves out counties under 10,000 people, where a handful of businesses would swing it.

How can I see the market around a specific site?

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

Screening a site or an acquisition in Sierra 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 Sierra 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.