Groundwork

Auto · County · Washington

Auto repair and car care businesses in King County, WA

Competitor counts, household spending and official business counts for auto repair and car care businesses in King County, WA, set against other counties and the U.S.

Groundwork market score · out of 100

Score 76 out of 100: High

Ranked #196 of 2,401 scored counties
#18 of 35 scored counties in Washington

Listings
2,125
556 chain locations (26%)
Official establishments
1,003
−4.8% since 2019
Household spending a year
$921.9M
On vehicle maintenance and repairs · $980 a household
Spending per listing
$434K
62% above the U.S.
Listings per 10k households
22.6
37% below the U.S.
Population, 2025
2,344,939
+3.1% since 2020

See the auto repair and car care businesses around any address in King County

The site report maps the auto repair and car care businesses 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 King 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

For auto repair and car care businesses, King County has a Groundwork market score of 76 (high): #196 of 2,401 scored counties and #18 of 35 scored counties in Washington. That puts it in the top 10% of counties for auto repair and car care businesses.

Map listings as of September 2026 show 2,125 auto repair and car care businesses in King County. Chain locations make up 26% of them, against 24% across the U.S. Per 10,000 households, that is 22.6, 37% below the U.S. rate of 35.7.

Households in King County spend about $921.9M a year on vehicle maintenance and repairs, or $980 per household, 2% above the U.S. average. That works out to $434K per business, 62% above the U.S. figure of $269K.

In 2023, official counts showed 1,003 businesses with payroll in King County classed as automotive repair and maintenance, and tire dealers, down 4.8% from 2019. That is one for every 938 households, against one for every 681 across the U.S. Since fiscal 2022, 53 SBA-backed loans worth $22M have gone to businesses classed as automotive repair and maintenance, and tire dealers in King County. Between 2020 and 2025, the population of King County grew 3.1%, in step with the U.S. (+3.1%).

How King County compares

The same measures for Washington and the whole U.S. Spending per listing divides a year of household spending on all vehicle maintenance and repairs by the auto repair and car care businesses counted, so it measures the demand for each competitor, not any business’s revenue. Households per establishment does the same with the official count.

Auto repair and car care in King County, WA compared with Washington and the U.S.
MeasureKing CountyWashingtonU.S.
Listings per 10k households22.627.935.7
Spending per listing$434K$396K$269K
Households per official establishment938767681
Official establishment growth, 2019–2023−4.8%+1.6%+4.1%
Population growth, 2020–2025+3.1%+3.6%+3.1%
Spending per household on vehicle maintenance and repairs$980$1,104$958
Median household income$124,746$98,141$80,734
Groundwork market score7684

Official counts and lending

Businesses

Official establishments, 2019 to 2023
1,054 → 1,003−4.8% over the period
Employees, 2023
6,673
Annual payroll, 2023
$450.8M
One-person businesses, 2023
856Businesses with no payroll
Map listings, September 2026
2,125556 chain locations
Listings at the U.S. rate for this spending
3,432The U.S. ratio of listings to household spending, applied here

SBA-backed loans since fiscal 2022

Loans
53
Amount
$22M

SBA-backed loans to businesses classed as automotive repair and maintenance, and tire dealers in King 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 King County

Population, 2025 estimate
2,344,939+3.1% since 2020
Households
941,054
Median age
38.8
Homes lived in by their owners
55%
Vehicles per household
1.6
Land area
2,116 sq. mi.
People per square mile
1,081
Median household income
$124,746+31.4% vs. 2015–2019, before inflation
Average household income
$176,807
Median home value
$859,900
Jobs located here
1,503,962
Daytime population
2,645,877Residents who don’t work, plus everyone whose job is here

Looking at a specific site in King 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 auto repair and car care businesses on map listings by name and distance.

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

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Auto repair and car care across Washington

Every Washington market ranked →

The highest-scoring counties in Washington for auto repair and car care businesses, numbered among those based in Washington, with King County marked.

Top counties in Washington

Counties in Washington ranked for auto repair and car care businesses by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Douglas County, WA963723.2$547K+8.0%#1 of 2,401
2Skamania County, WA94917.9$756K+5.2%#5 of 2,401
3Pend Oreille County, WA941220.2$612K+7.1%#6 of 2,401
4Klickitat County, WA921818.2$673K+6.6%#10 of 2,401
5Mason County, WA926525.0$514K+7.8%#13 of 2,401
6San Juan County, WA892022.2$526K+4.2%#25 of 2,401
7Stevens County, WA875226.8$480K+6.6%#34 of 2,401
8Pacific County, WA862421.9$502K+3.6%#44 of 2,401
9Jefferson County, WA842817.1$634K+2.7%#61 of 2,401
10Kitsap County, WA8125523.5$504K+2.7%#101 of 2,401
18King County, WA762,12522.6$434K+3.1%#196 of 2,401

Other business types in King County

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

Questions

How many auto repair and car care businesses are in King County, WA?

There are 2,125 auto repair and car care businesses on map listings in King County as of September 2026. 556 of them (26%) are chain locations. The listings count repair shops, body shops, tire shops, car washes, oil change and parts stores. Official counts show 1,003 businesses with payroll classed as automotive repair and maintenance, and tire dealers in 2023, down 4.8% from 2019. Official counts also show 856 one-person businesses without payroll.

How much do households in King County, WA spend on vehicle maintenance and repairs?

About $921.9M a year, or $980 per household. That is 2% above the U.S. average (an index of 102, where 100 is the U.S. average). Spread across the 2,125 auto repair and car care businesses on map listings, it comes to $434K per business. It is estimated from the incomes of the 941,054 households in King County and national spending patterns by income.

How does King County, WA compare with the U.S. for auto repair and car care businesses?

King County has 22.6 auto repair and car care businesses per 10,000 households, 37% below the U.S. rate of 35.7. Spending per business is $434K, 62% above the U.S. figure of $269K. At the national ratio of auto repair and car care businesses to household spending, King County would have about 3,432, against 2,125 on map listings. There is one business with payroll in the industry for every 938 households, against one for every 681 across the U.S. The official count fell 4.8% from 2019 to 2023, against +4.1% for the U.S.

How fast is King County, WA growing?

Population estimates put King County at 2,344,939 people in 2025, up 3.1% since 2020, in step with the U.S. (+3.1%). It has 941,054 households. Median household income in King County is $124,746, 55% above the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 31.4%, 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. King County scores 76 for auto repair and car care businesses (high), #196 of 2,401 scored counties.

How can I see the market around a specific site?

Run a Groundwork site report on an address in King County. It maps the auto repair and car care businesses 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 auto repair and car care businesses · All 56 business types in King County

Screening a site or an acquisition in King 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 King 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.