Health care · County · California
Urgent care and walk-in clinics in Sonoma County, CA
The urgent care and walk-in clinics in Sonoma County, CA, the household spending behind them and how the market ranks against other counties.
Groundwork market score · out of 100
Score 66 out of 100: Upper middle
Ranked #60 of 325 scored counties
#10 of 21 scored counties in California
- Listings
- 12
- 0 chain locations (0%)
- Official establishments
- 7
- Businesses with payroll, 2023
- Household spending a year
- $285.7M
- On medical and dental services · $1,496 a household
- Spending per listing
- $23.8M
- 3% below the U.S.
- Listings per 10k households
- 0.6
- 20% above the U.S.
- Population, 2025
- 486,444
- −0.4% since 2020
See the urgent care and walk-in clinics around any address in Sonoma County
The site report maps the urgent care and walk-in clinics 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 Sonoma County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardSurvey estimates 2020–2024 · population estimates 2025 · official business counts 2023 · map listings September 2026 · Data credits · How we measure
What this means
Households in Sonoma County spend about $285.7M a year on medical and dental services, or $1,496 per household, 16% above the U.S. average. That is about $23.8M of household spending for each clinic on map listings, 3% below the U.S. figure of $24.5M. The spending figure covers all medical and dental services, not only urgent care and walk-in clinics.
Sonoma County has 12 urgent care and walk-in clinics on map listings as of September 2026. None of them are chain locations, against 24% across the U.S. Per 10,000 households, that is 0.6, 20% above the U.S. rate of 0.5.
Official counts show 7 businesses with payroll classed as freestanding emergency and urgent care centers in Sonoma County in 2023. That is one for every 27,285 households, against one for every 12,867 across the U.S.
Population estimates put the population change in Sonoma County from 2020 to 2025 at −0.4%, against +3.1% for the U.S. For urgent care and walk-in clinics, Sonoma County has a Groundwork market score of 66 (upper middle): #60 of 325 scored counties and #10 of 21 scored counties in California. That puts it in the top quarter of counties.
How Sonoma County compares
The same measures for California and the whole U.S. Spending per listing divides a year of household spending on all medical and dental services by the urgent care and walk-in clinics counted, so it measures the demand for each competitor, not any business’s revenue. Households per establishment does the same with the official count.
| Measure | Sonoma County | California | U.S. |
|---|---|---|---|
| Listings per 10k households | 0.6 | 0.6 | 0.5 |
| Spending per listing | $23.8M | $23.8M | $24.5M |
| Households per official establishment | 27,285 | 11,078 | 12,867 |
| Official establishment growth, 2019–2023 | n/a | +48.8% | +32.0% |
| Population growth, 2020–2025 | −0.4% | −0.4% | +3.1% |
| Spending per household on medical and dental services | $1,496 | $1,464 | $1,288 |
| Median household income | $104,674 | $99,122 | $80,734 |
| Groundwork market score | 66 | 39 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 7 → 7
- Employees, 2023
- 73
- Annual payroll, 2023
- $4.5M
- One-person businesses, 2023
- Not publishedNot published for this business type
- Map listings, September 2026
- 120 chain locations
- 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 freestanding emergency and urgent care centers in Sonoma 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 Sonoma County
- Population, 2025 estimate
- 486,444−0.4% since 2020
- Households
- 190,998
- Median age
- 44.0
- Homes lived in by their owners
- 63%
- Vehicles per household
- 2.0
- Land area
- 1,575 sq. mi.
- People per square mile
- 308
- Median household income
- $104,674+29.2% vs. 2015–2019, before inflation
- Average household income
- $142,354
- Median home value
- $815,500
- Jobs located here
- 200,159
- Daytime population
- 465,573Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Sonoma 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 urgent care and walk-in clinics on map listings by name and distance.
Or open the report at the center of Sonoma County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardUrgent care and walk-in clinics across California
Every California market ranked →The highest-scoring counties in California for urgent care and walk-in clinics, numbered among those based in California, with Sonoma County marked.
Top counties in California
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1San Mateo County, CA | 78 | 9 | 0.3 | $52.8M | −2.5% | #11 of 325 |
| 2Contra Costa County, CA | 77 | 10 | 0.2 | $68M | +0.3% | #15 of 325 |
| 3Alameda County, CA | 76 | 19 | 0.3 | $52.1M | −2.6% | #19 of 325 |
| 4Santa Clara County, CA | 76 | 34 | 0.5 | $35.3M | −0.9% | #20 of 325 |
| 5San Francisco County, CA | 72 | 18 | 0.5 | $34.3M | −5.6% | #34 of 325 |
| 6Placer County, CA | 72 | 9 | 0.6 | $27.4M | +8.9% | #37 of 325 |
| 7Sacramento County, CA | 68 | 23 | 0.4 | $34.4M | +2.0% | #49 of 325 |
| 8Riverside County, CA | 66 | 32 | 0.4 | $33.8M | +5.0% | #57 of 325 |
| 9Santa Cruz County, CA | 66 | 5 | 0.5 | $30M | −4.7% | #59 of 325 |
| 10Sonoma County, CA | 66 | 12 | 0.6 | $23.8M | −0.4% | #60 of 325 |
Other business types in Sonoma County
Each with its Groundwork market score here, out of 100, where it has one.
Food and drink
Groceries and convenience
Auto
Beauty and personal care
Fitness and classes
Health care
- Doctors, dentists and clinics44
- Dentists and orthodontists33
- Primary care and pediatrics61
- Urgent care and walk-in clinics66
- Chiropractors58
- Physical therapy70
- Optometrists and eye care77
Child care
Clothing and laundry
Home services
Real estate
Funeral services
Questions
How many urgent care and walk-in clinics are in Sonoma County, CA?
Map listings as of September 2026 show 12 urgent care and walk-in clinics in Sonoma County. None of them are chain locations. The listings count urgent care and walk-in clinics. Official counts show 7 businesses with payroll classed as freestanding emergency and urgent care centers in 2023.
How much do households in Sonoma County, CA spend on medical and dental services?
About $285.7M a year, or $1,496 per household. That is 16% above the U.S. average (an index of 116, where 100 is the U.S. average). Spread across the 12 urgent care and walk-in clinics on map listings, it comes to $23.8M per clinic. That spending covers all medical and dental services, which urgent care and walk-in clinics share with other businesses in the trade. It is estimated from the incomes of the 190,998 households in Sonoma County and national spending patterns by income.
How does Sonoma County, CA compare with the U.S. for urgent care and walk-in clinics?
Sonoma County has 0.6 urgent care and walk-in clinics per 10,000 households, 20% above the U.S. rate of 0.5. Spending per clinic is $23.8M, 3% below the U.S. figure of $24.5M. The count on map listings matches the U.S. ratio of urgent care and walk-in clinics to household spending. There is one business with payroll in the industry for every 27,285 households, against one for every 12,867 across the U.S.
How fast is Sonoma County, CA growing?
Population estimates put Sonoma County at 486,444 people in 2025, down 0.4% since 2020, against +3.1% for the U.S. It has 190,998 households. Median household income in Sonoma County is $104,674, 30% above the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 29.2%, 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. Sonoma County scores 66 for urgent care and walk-in clinics (upper middle), #60 of 325 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Sonoma County. It maps the urgent care and walk-in clinics 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 urgent care and walk-in clinics · All 56 business types in Sonoma County
Screening a site or an acquisition in Sonoma 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 Sonoma 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.