Groundwork

Clothing and laundry · County · California

Laundromats in San Mateo County, CA

How San Mateo County, CA compares with other counties and the U.S. for laundromats: competitors, household spending, official counts and growth.

Groundwork market score · out of 100

Score 47 out of 100: Lower middle

Ranked #409 of 785 scored counties
#16 of 42 scored counties in California

Listings
52
5 chain locations (10%)
Official establishments
32
−8.6% since 2019
Household spending a year
$694.8M
On clothing, shoes and related services · $2,628 a household
Spending per listing
$13.4M
7% above the U.S.
Listings per 10k households
2.0
25% above the U.S.
Population, 2025
743,568
−2.5% since 2020

See the laundromats around any address in San Mateo County

The site report maps the laundromats 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 San Mateo 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

As of September 2026, map listings count 52 laundromats in San Mateo County. Of those, 5 are chain locations, or 10%, against 19% across the U.S. That is 2.0 per 10,000 households, 25% above the U.S. rate of 1.6.

Households in San Mateo County spend about $694.8M a year on clothing, shoes and related services, or $2,628 per household, 28% above the U.S. average. Spread across 52 laundromats, that is $13.4M per laundromat, 7% above the U.S. figure of $12.5M. That spending covers all clothing, shoes and related services, which laundromats share with other businesses in the trade.

In 2023, official counts showed 32 businesses with payroll in San Mateo County classed as coin-operated laundries, down 8.6% from 2019. That is one for every 8,263 households, against one for every 11,865 across the U.S.

Population estimates show San Mateo County declined 2.5% from 2020 to 2025, against +3.1% for the U.S. San Mateo County scores 47 (lower middle) on the Groundwork market score for laundromats, ranking #409 of 785 scored counties and #16 of 42 scored counties in California.

How San Mateo County compares

The same measures for California and the whole U.S. Spending per listing divides a year of household spending on all clothing, shoes and related services by the laundromats counted, so it measures the demand for each competitor, not any business’s revenue. Households per establishment does the same with the official count.

Laundromats in San Mateo County, CA compared with California and the U.S.
MeasureSan Mateo CountyCaliforniaU.S.
Listings per 10k households2.02.11.6
Spending per listing$13.4M$10.1M$12.5M
Households per official establishment8,26310,97011,865
Official establishment growth, 2019–2023−8.6%+6.1%+3.0%
Population growth, 2020–2025−2.5%−0.4%+3.1%
Spending per household on clothing, shoes and related services$2,628$2,085$2,055
Median household income$158,855$99,122$80,734
Groundwork market score4725

Official counts and lending

Businesses

Official establishments, 2019 to 2023
35 → 32−8.6% over the period
Employees, 2023
90
Annual payroll, 2023
$3.1M
One-person businesses, 2023
Not publishedNot published for this business type
Map listings, September 2026
525 chain locations
Listings at the U.S. rate for this spending
56The 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 coin-operated laundries in San Mateo 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 San Mateo County

Population, 2025 estimate
743,568−2.5% since 2020
Households
264,419
Median age
41.8
Homes lived in by their owners
58%
Vehicles per household
1.9
Land area
449 sq. mi.
People per square mile
1,655
Median household income
$158,855+29.5% vs. 2015–2019, before inflation
Average household income
$231,822
Median home value
$1,559,600
Jobs located here
425,111
Daytime population
795,447Residents who don’t work, plus everyone whose job is here

Looking at a specific site in San Mateo 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 laundromats on map listings by name and distance.

Or open the report at the center of San Mateo County. Signed out, you see a blurred preview; on an account, each report is one action.

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Laundromats across California

Every California market ranked →

The highest-scoring counties in California for laundromats, numbered among those based in California, with San Mateo County marked.

Top counties in California

Counties in California ranked for laundromats by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Placer County, CA93130.8$27.2M+8.9%#7 of 785
2Riverside County, CA73851.1$17.9M+5.0%#127 of 785
3Contra Costa County, CA68571.4$17.2M+0.3%#179 of 785
4San Joaquin County, CA63331.3$14.5M+5.5%#230 of 785
5Marin County, CA59141.4$18.9M−2.9%#268 of 785
6Sonoma County, CA58321.7$12.7M−0.4%#296 of 785
7Santa Clara County, CA551241.9$14.2M−0.9%#322 of 785
8San Bernardino County, CA551021.5$12.3M+1.9%#324 of 785
9El Dorado County, CA53152.0$11.1M+0.6%#343 of 785
10Sacramento County, CA52921.6$12.1M+2.0%#357 of 785
16San Mateo County, CA47522.0$13.4M−2.5%#409 of 785

Other business types in San Mateo County

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

Questions

How many laundromats are in San Mateo County, CA?

San Mateo County has 52 laundromats on map listings as of September 2026. 5 of them (10%) are chain locations. The listings count laundromats. Official counts show 32 businesses with payroll classed as coin-operated laundries in 2023, down 8.6% from 2019.

How much do households in San Mateo County, CA spend on clothing, shoes and related services?

About $694.8M a year, or $2,628 per household. That is 28% above the U.S. average (an index of 128, where 100 is the U.S. average). Spread across the 52 laundromats on map listings, it comes to $13.4M per laundromat. The spending figure covers all clothing, shoes and related services, not only laundromats. It is estimated from the incomes of the 264,419 households in San Mateo County and national spending patterns by income.

How does San Mateo County, CA compare with the U.S. for laundromats?

San Mateo County has 2.0 laundromats per 10,000 households, 25% above the U.S. rate of 1.6. Spending per laundromat is $13.4M, 7% above the U.S. figure of $12.5M. At the national ratio of laundromats to household spending, San Mateo County would have about 56, against 52 on map listings. There is one business with payroll in the industry for every 8,263 households, against one for every 11,865 across the U.S. The official count fell 8.6% from 2019 to 2023, against +3.0% for the U.S.

How fast is San Mateo County, CA growing?

Population estimates put San Mateo County at 743,568 people in 2025, down 2.5% since 2020, against +3.1% for the U.S. It has 264,419 households. The median household income in San Mateo County is $158,855 a year, 97% above the U.S. median of $80,734. That rose 29.5% 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. San Mateo County scores 47 for laundromats (lower middle), #409 of 785 scored counties.

How can I see the market around a specific site?

Run a Groundwork site report on an address in San Mateo County. It maps the laundromats 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 laundromats · All 56 business types in San Mateo County

Screening a site or an acquisition in San Mateo 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 San Mateo 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.