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HVAC and plumbing companies in Washington County, ID
Competitor counts, household spending and official business counts for HVAC and plumbing companies in Washington County, ID, set against other counties and the U.S.
Groundwork market score
Not scored
The score needs at least 5 listings; this market has 3.
- Listings
- 3
- 0 chain locations (0%)
- Official establishments
- n/a
- Fewer than 3, or not published
- Household spending a year
- $10M
- On home repairs, maintenance and insurance · $2,380 a household
- Spending per listing
- $3.3M
- 30% below the U.S.
- Listings per 10k households
- 7.1
- 13% above the U.S.
- Population, 2025
- 11,583
- +9.7% since 2020
See the HVAC and plumbing companies around any address in Washington County
The site report maps the HVAC and plumbing companies 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 Washington 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 Washington County spend about $10M a year on home repairs, maintenance and insurance, or $2,380 per household, 21% below the U.S. average. That is about $3.3M of household spending for each company on map listings, 30% below the U.S. figure of $4.8M. The spending figure covers all home repairs, maintenance and insurance, not only HVAC and plumbing companies.
Washington County has 3 HVAC and plumbing companies on map listings as of September 2026. Per 10,000 households, that is 7.1, 13% above the U.S. rate of 6.3.
Official counts don’t publish a figure for plumbing, heating and air-conditioning contractors in Washington County, since they leave out counts under 3. Since fiscal 2022, 1 SBA-backed loan worth $16K has gone to businesses classed as plumbing, heating and air-conditioning contractors in Washington County.
Population estimates put the population change in Washington County from 2020 to 2025 at +9.7%, faster than the U.S. (+3.1%). With 3 HVAC and plumbing companies on map listings, Washington County isn’t given a market score: the score needs at least 5, since one listing more or less would swing it.
How Washington County compares
The same measures for Idaho and the whole U.S. Spending per listing divides a year of household spending on all home repairs, maintenance and insurance by the HVAC and plumbing companies 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 | Washington County | Idaho | U.S. |
|---|---|---|---|
| Listings per 10k households | 7.1 | 7.4 | 6.3 |
| Spending per listing | $3.3M | $3.8M | $4.8M |
| Households per official establishment | n/a | 789 | 1,162 |
| Official establishment growth, 2019–2023 | n/a | +19.3% | +7.6% |
| Population growth, 2020–2025 | +9.7% | +9.8% | +3.1% |
| Spending per household on home repairs, maintenance and insurance | $2,380 | $2,781 | $3,018 |
| Median household income | $54,000 | $77,800 | $80,734 |
| Groundwork market score | Not scored | 32 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- n/a
- Employees, 2023
- n/a
- Annual payroll, 2023
- n/a
- One-person businesses, 2023
- Not publishedNot published for this business type
- Map listings, September 2026
- 30 chain locations
- Listings at the U.S. rate for this spending
- 2The U.S. ratio of listings to household spending, applied here
SBA-backed loans since fiscal 2022
- Loans
- 1
- Amount
- $16K
SBA-backed loans to businesses classed as plumbing, heating and air-conditioning contractors in Washington 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 Washington County
- Population, 2025 estimate
- 11,583+9.7% since 2020
- Households
- 4,202
- Median age
- 46.3
- Homes lived in by their owners
- 75%
- Vehicles per household
- 2.1
- Land area
- 1,453 sq. mi.
- People per square mile
- 8
- Median household income
- $54,000+31.7% vs. 2015–2019, before inflation
- Average household income
- $77,135
- Median home value
- $278,100
- Jobs located here
- 2,991
- Daytime population
- 9,859Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Washington 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 HVAC and plumbing companies on map listings by name and distance.
Or open the report at the center of Washington County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardHVAC and plumbing across Idaho
Every Idaho market ranked →The highest-scoring counties in Idaho for HVAC and plumbing companies, numbered among those based in Idaho, with Washington County marked.
Top counties in Idaho
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Latah County, ID | 75 | 6 | 3.7 | $6.9M | +5.6% | #115 of 1,707 |
| 2Jefferson County, ID | 61 | 5 | 4.9 | $5.8M | +13.6% | #451 of 1,707 |
| 3Ada County, ID | 56 | 162 | 8.0 | $3.8M | +9.6% | #658 of 1,707 |
| 4Bonner County, ID | 54 | 11 | 5.4 | $4.9M | +14.8% | #702 of 1,707 |
| 5Payette County, ID | 53 | 6 | 6.2 | $4.2M | +8.8% | #753 of 1,707 |
| 6Cassia County, ID | 51 | 5 | 5.9 | $4.4M | +6.6% | #818 of 1,707 |
| 7Jerome County, ID | 51 | 7 | 8.5 | $3.2M | +8.6% | #840 of 1,707 |
| 8Bingham County, ID | 46 | 11 | 6.8 | $4M | +6.4% | #997 of 1,707 |
| 9Nez Perce County, ID | 46 | 12 | 6.9 | $3.8M | +1.8% | #999 of 1,707 |
| 10Kootenai County, ID | 44 | 57 | 8.0 | $3.5M | +11.0% | #1,072 of 1,707 |
| Washington County, ID | Not scored | 3 | 7.1 | $3.3M | +9.7% |
Other business types in Washington 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 HVAC and plumbing companies are in Washington County, ID?
Map listings as of September 2026 show 3 HVAC and plumbing companies in Washington County. The listings count heating and air-conditioning companies and plumbers. No official count is published for plumbing, heating and air-conditioning contractors in Washington County: counts under 3 are left out.
How much do households in Washington County, ID spend on home repairs, maintenance and insurance?
About $10M a year, or $2,380 per household. That is 21% below the U.S. average (an index of 79, where 100 is the U.S. average). Spread across the 3 HVAC and plumbing companies on map listings, it comes to $3.3M per company. That spending covers all home repairs, maintenance and insurance, which HVAC and plumbing companies share with other businesses in the trade. It is estimated from the incomes of the 4,202 households in Washington County and national spending patterns by income.
How does Washington County, ID compare with the U.S. for HVAC and plumbing companies?
Washington County has 7.1 HVAC and plumbing companies per 10,000 households, 13% above the U.S. rate of 6.3. Spending per company is $3.3M, 30% below the U.S. figure of $4.8M. At the U.S. ratio of HVAC and plumbing companies to household spending, Washington County would have about 2, against 3 on map listings.
How fast is Washington County, ID growing?
Population estimates put Washington County at 11,583 people in 2025, up 9.7% since 2020, faster than the U.S. (+3.1%). It has 4,202 households. Median household income in Washington County is $54,000, 33% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 31.7%, 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. Washington County has no market score for HVAC and plumbing companies: the score needs at least 5 on map listings, and it has 3.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Washington County. It maps the HVAC and plumbing companies 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 HVAC and plumbing companies · All 56 business types in Washington County
Screening a site or an acquisition in Washington 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 Washington 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.