Health care · County · California
Dentists and orthodontists in Colusa County, CA
The dentists and orthodontists in Colusa County, CA, the household spending behind them and how the market ranks against other counties.
Groundwork market score · out of 100
Score 50 out of 100: Upper middle
Ranked #929 of 1,886 scored counties
#10 of 51 scored counties in California
- Listings
- 7
- 0 chain locations (0%)
- Official establishments
- 6
- Businesses with payroll, 2023
- Household spending a year
- $9.4M
- On medical and dental services · $1,246 a household
- Spending per listing
- $1.3M
- 36% above the U.S.
- Listings per 10k households
- 9.3
- 29% below the U.S.
- Population, 2025
- 21,836
- −0.1% since 2020
See the dentists and orthodontists around any address in Colusa County
The site report maps the dentists and orthodontists 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 Colusa 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
At $1,246 per household (3% below the U.S. average), households in Colusa County spend about $9.4M a year on medical and dental services. Spread across 7 dentists and orthodontists, that is $1.3M per practice, 36% above the U.S. figure of $984K. The spending figure covers all medical and dental services, not only dentists and orthodontists.
There are 7 dentists and orthodontists on map listings in Colusa County as of September 2026. None of them are chain locations, against 12% across the U.S. That comes to 9.3 for every 10,000 households, 29% below the U.S. rate of 13.1.
In 2023, official counts showed 6 businesses with payroll in Colusa County classed as offices of dentists. That is one for every 1,252 households, against one for every 952 across the U.S.
Population estimates show Colusa County declined 0.1% from 2020 to 2025, against +3.1% for the U.S. Colusa County scores 50 (upper middle) on the Groundwork market score for dentists and orthodontists, ranking #929 of 1,886 scored counties and #10 of 51 scored counties in California.
How Colusa 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 dentists and orthodontists 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 | Colusa County | California | U.S. |
|---|---|---|---|
| Listings per 10k households | 9.3 | 17.9 | 13.1 |
| Spending per listing | $1.3M | $817K | $984K |
| Households per official establishment | 1,252 | 595 | 952 |
| Official establishment growth, 2019–2023 | n/a | +1.8% | −0.5% |
| Population growth, 2020–2025 | −0.1% | −0.4% | +3.1% |
| Spending per household on medical and dental services | $1,246 | $1,464 | $1,288 |
| Median household income | $75,672 | $99,122 | $80,734 |
| Groundwork market score | 50 | 22 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 5 → 6
- Employees, 2023
- 37
- Annual payroll, 2023
- $2.1M
- One-person businesses, 2023
- Not publishedNot published for this business type
- Map listings, September 2026
- 70 chain locations
- Listings at the U.S. rate for this spending
- 10The 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 offices of dentists in Colusa 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 Colusa County
- Population, 2025 estimate
- 21,836−0.1% since 2020
- Households
- 7,512
- Median age
- 36.9
- Homes lived in by their owners
- 62%
- Vehicles per household
- 2.2
- Land area
- 1,151 sq. mi.
- People per square mile
- 19
- Median household income
- $75,672+27.4% vs. 2015–2019, before inflation
- Average household income
- $95,368
- Median home value
- $393,400
- Jobs located here
- 8,154
- Daytime population
- 21,196Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Colusa 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 dentists and orthodontists on map listings by name and distance.
Or open the report at the center of Colusa County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardDentists and orthodontists across California
Every California market ranked →The highest-scoring counties in California for dentists and orthodontists, numbered among those based in California, with Colusa County marked.
Top counties in California
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Yuba County, CA | 89 | 7 | 2.4 | $5.1M | +8.2% | #9 of 1,886 |
| 2Amador County, CA | 72 | 13 | 8.1 | $1.6M | +3.2% | #220 of 1,886 |
| 3San Benito County, CA | 67 | 24 | 11.7 | $1.3M | +8.6% | #361 of 1,886 |
| 4Imperial County, CA | 63 | 31 | 6.2 | $1.8M | +1.1% | #456 of 1,886 |
| 5Calaveras County, CA | 62 | 16 | 8.7 | $1.5M | +2.8% | #504 of 1,886 |
| 6Lake County, CA | 60 | 22 | 8.2 | $1.4M | −0.6% | #566 of 1,886 |
| 7Inyo County, CA | 56 | 6 | 7.5 | $1.7M | −4.4% | #698 of 1,886 |
| 8Yolo County, CA | 51 | 92 | 12.0 | $1.2M | +3.1% | #900 of 1,886 |
| 9Lassen County, CA | 50 | 6 | 6.5 | $1.8M | −13.1% | #920 of 1,886 |
| 10Colusa County, CA | 50 | 7 | 9.3 | $1.3M | −0.1% | #929 of 1,886 |
Other business types in Colusa 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
Child care
Clothing and laundry
Home services
Real estate
Funeral services
Questions
How many dentists and orthodontists are in Colusa County, CA?
As of September 2026, map listings count 7 dentists and orthodontists in Colusa County. None of them are chain locations. The listings count dental practices, orthodontists included. Official counts show 6 businesses with payroll classed as offices of dentists in 2023.
How much do households in Colusa County, CA spend on medical and dental services?
About $9.4M a year, or $1,246 per household. That is 3% below the U.S. average (an index of 97, where 100 is the U.S. average). Spread across the 7 dentists and orthodontists on map listings, it comes to $1.3M per practice. That spending covers all medical and dental services, which dentists and orthodontists share with other businesses in the trade. It is estimated from the incomes of the 7,512 households in Colusa County and national spending patterns by income.
How does Colusa County, CA compare with the U.S. for dentists and orthodontists?
Colusa County has 9.3 dentists and orthodontists per 10,000 households, 29% below the U.S. rate of 13.1. Spending per practice is $1.3M, 36% above the U.S. figure of $984K. At the U.S. ratio of dentists and orthodontists to household spending, Colusa County would have about 10, against 7 on map listings. There is one business with payroll in the industry for every 1,252 households, against one for every 952 across the U.S.
How fast is Colusa County, CA growing?
Population estimates put Colusa County at 21,836 people in 2025, down 0.1% since 2020, against +3.1% for the U.S. It has 7,512 households. Median household income in Colusa County is $75,672, 6% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 27.4%, 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. Colusa County scores 50 for dentists and orthodontists (upper middle), #929 of 1,886 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Colusa County. It maps the dentists and orthodontists 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 dentists and orthodontists · All 56 business types in Colusa County
Screening a site or an acquisition in Colusa 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 Colusa 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.