Auto · County · California
Insurance agencies in Trinity County, CA
The insurance agencies in Trinity County, CA, the household spending behind them and how the market ranks against other counties.
Groundwork market score
Not scored
The score needs at least 5 listings; this market has 1.
- Listings
- 1
- 0 chain locations (0%)
- Official establishments
- 3
- Businesses with payroll, 2023
- Household spending a year
- $10.7M
- On vehicle insurance · $1,914 a household
- Spending per listing
- $10.7M
- Too few listings to compare
- Listings per 10k households
- 1.8
- Too few listings to compare
- Population, 2025
- 15,720
- −2.3% since 2020
See the insurance agencies around any address in Trinity County
The site report maps the insurance agencies 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 Trinity 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 Trinity County spend about $10.7M a year on vehicle insurance, or $1,914 per household, 2% below the U.S. average. That works out to $10.7M per agency.
Trinity County has 1 insurance agency on map listings as of September 2026. That is 1.8 per 10,000 households.
In 2023, official counts showed 3 businesses with payroll in Trinity County classed as insurance agencies and brokerages. That is one for every 1,862 households, against one for every 966 across the U.S.
Between 2020 and 2025, the population of Trinity County declined 2.3%, against +3.1% for the U.S. With 1 insurance agency on map listings, Trinity County isn’t given a market score: the score needs at least 5, since one listing more or less would swing it.
How Trinity County compares
The same measures for California and the whole U.S. Spending per listing divides a year of household spending on all vehicle insurance by the insurance agencies 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 | Trinity County | California | U.S. |
|---|---|---|---|
| Listings per 10k households | 1.8 | 17.2 | 15.6 |
| Spending per listing | $10.7M | $1.1M | $1.3M |
| Households per official establishment | 1,862 | 973 | 966 |
| Official establishment growth, 2019–2023 | n/a | −4.0% | −1.0% |
| Population growth, 2020–2025 | −2.3% | −0.4% | +3.1% |
| Spending per household on vehicle insurance | $1,914 | $1,926 | $1,957 |
| Median household income | $53,002 | $99,122 | $80,734 |
| Groundwork market score | Not scored | 34 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 3 → 3
- Employees, 2023
- 10
- Annual payroll, 2023
- $433K
- One-person businesses, 2023
- Not publishedNot published for this business type
- Map listings, September 2026
- 10 chain locations
- Listings at the U.S. rate for this spending
- 9The 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 insurance agencies and brokerages in Trinity 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 Trinity County
- Population, 2025 estimate
- 15,720−2.3% since 2020
- Households
- 5,585
- Median age
- 51.9
- Homes lived in by their owners
- 72%
- Vehicles per household
- 1.9
- Land area
- 3,179 sq. mi.
- People per square mile
- 5
- Median household income
- $53,002+29.8% vs. 2015–2019, before inflation
- Average household income
- $76,682
- Median home value
- $325,800
- Jobs located here
- 2,503
- Daytime population
- 15,056Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Trinity 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 insurance agencies on map listings by name and distance.
Or open the report at the center of Trinity County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardInsurance agencies across California
Every California market ranked →The highest-scoring counties in California for insurance agencies, numbered among those based in California, with Trinity County marked.
Top counties in California
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Yuba County, CA | 87 | 10 | 3.5 | $5.9M | +8.2% | #92 of 2,272 |
| 2Calaveras County, CA | 81 | 13 | 7.1 | $3.3M | +2.8% | #194 of 2,272 |
| 3San Benito County, CA | 73 | 25 | 12.2 | $2M | +8.6% | #393 of 2,272 |
| 4Lake County, CA | 72 | 17 | 6.3 | $3.3M | −0.6% | #407 of 2,272 |
| 5Merced County, CA | 71 | 87 | 10.1 | $2M | +5.1% | #439 of 2,272 |
| 6Yolo County, CA | 69 | 73 | 9.5 | $2M | +3.1% | #502 of 2,272 |
| 7Amador County, CA | 66 | 18 | 11.2 | $1.9M | +3.2% | #590 of 2,272 |
| 8Inyo County, CA | 65 | 5 | 6.2 | $3.1M | −4.4% | #605 of 2,272 |
| 9Colusa County, CA | 65 | 6 | 8.0 | $2.7M | −0.1% | #609 of 2,272 |
| 10Tehama County, CA | 64 | 20 | 8.1 | $2.5M | −1.7% | #643 of 2,272 |
| Trinity County, CA | Not scored | 1 | 1.8 | $10.7M | −2.3% |
Other business types in Trinity 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 insurance agencies are in Trinity County, CA?
Map listings as of September 2026 show 1 insurance agency in Trinity County. The listings count insurance agencies. Official counts show 3 businesses with payroll classed as insurance agencies and brokerages in 2023.
How much do households in Trinity County, CA spend on vehicle insurance?
About $10.7M a year, or $1,914 per household. That is 2% below the U.S. average (an index of 98, where 100 is the U.S. average). Spread across the 1 insurance agency on map listings, it comes to $10.7M per agency. It is estimated from the incomes of the 5,585 households in Trinity County and national spending patterns by income.
How does Trinity County, CA compare with the U.S. for insurance agencies?
Trinity County has 1 insurance agency on map listings, too few for a steady comparison with the U.S. rate. At the U.S. ratio of insurance agencies to household spending, Trinity County would have about 9, against 1 on map listings. There is one business with payroll in the industry for every 1,862 households, against one for every 966 across the U.S.
How fast is Trinity County, CA growing?
Population estimates put Trinity County at 15,720 people in 2025, down 2.3% since 2020, against +3.1% for the U.S. It has 5,585 households. Median household income in Trinity County is $53,002, 34% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 29.8%, 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. Trinity County has no market score for insurance agencies: the score needs at least 5 on map listings, and it has 1.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Trinity County. It maps the insurance agencies 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 insurance agencies · All 56 business types in Trinity County
Screening a site or an acquisition in Trinity 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 Trinity 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.