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HVAC and plumbing companies in Lewis County, WA

The HVAC and plumbing companies in Lewis County, WA, the household spending behind them and how the market ranks against other counties.

Groundwork market score · out of 100

Score 63 out of 100: Upper middle

Ranked #402 of 1,707 scored counties
#16 of 26 scored counties in Washington

Listings
20
2 chain locations (10%)
Official establishments
23
+9.5% since 2019
Household spending a year
$87.8M
On home repairs, maintenance and insurance · $2,668 a household
Spending per listing
$4.4M
8% below the U.S.
Listings per 10k households
6.1
3% below the U.S.
Population, 2025
88,062
+6.7% since 2020

See the HVAC and plumbing companies around any address in Lewis 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 Lewis County. Signed out, you see a blurred preview; on an account, each report is one action.

Free10 actions over 3 days, no card

Survey estimates 2020–2024 · population estimates 2025 · official business counts 2023 · map listings September 2026 · Data credits · How we measure

What this means

As of September 2026, map listings count 20 HVAC and plumbing companies in Lewis County. Chain locations make up 10% of them, against 4% across the U.S. That comes to 6.1 for every 10,000 households, 3% below the U.S. rate of 6.3.

Households in Lewis County spend about $87.8M a year on home repairs, maintenance and insurance, or $2,668 per household, 12% below the U.S. average. That works out to $4.4M per company, 8% below the U.S. figure of $4.8M. That spending covers all home repairs, maintenance and insurance, which HVAC and plumbing companies share with other businesses in the trade.

Official counts show 23 businesses with payroll classed as plumbing, heating and air-conditioning contractors in Lewis County in 2023, up 9.5% from 2019. That is one for every 1,431 households, against one for every 1,162 across the U.S. Since fiscal 2022, 2 SBA-backed loans worth $490K have gone to businesses classed as plumbing, heating and air-conditioning contractors in Lewis County.

Population estimates put the population change in Lewis County from 2020 to 2025 at +6.7%, faster than the U.S. (+3.1%). For HVAC and plumbing companies, Lewis County has a Groundwork market score of 63 (upper middle): #402 of 1,707 scored counties and #16 of 26 scored counties in Washington. That puts it in the top quarter of counties.

How Lewis County compares

The same measures for Washington 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.

HVAC and plumbing in Lewis County, WA compared with Washington and the U.S.
MeasureLewis CountyWashingtonU.S.
Listings per 10k households6.14.96.3
Spending per listing$4.4M$6.5M$4.8M
Households per official establishment1,4311,3671,162
Official establishment growth, 2019–2023+9.5%+8.9%+7.6%
Population growth, 2020–2025+6.7%+3.6%+3.1%
Spending per household on home repairs, maintenance and insurance$2,668$3,196$3,018
Median household income$74,796$98,141$80,734
Groundwork market score6383

Official counts and lending

Businesses

Official establishments, 2019 to 2023
21 → 23+9.5% over the period
Employees, 2023
144
Annual payroll, 2023
$8.3M
One-person businesses, 2023
Not publishedNot published for this business type
Map listings, September 2026
202 chain locations
Listings at the U.S. rate for this spending
19The U.S. ratio of listings to household spending, applied here

SBA-backed loans since fiscal 2022

Loans
2
Amount
$490K

SBA-backed loans to businesses classed as plumbing, heating and air-conditioning contractors in Lewis 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 Lewis County

Population, 2025 estimate
88,062+6.7% since 2020
Households
32,916
Median age
42.8
Homes lived in by their owners
76%
Vehicles per household
2.2
Land area
2,403 sq. mi.
People per square mile
35
Median household income
$74,796+39.9% vs. 2015–2019, before inflation
Average household income
$92,194
Median home value
$385,800
Jobs located here
25,436
Daytime population
72,396Residents who don’t work, plus everyone whose job is here

Looking at a specific site in Lewis 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 Lewis County. Signed out, you see a blurred preview; on an account, each report is one action.

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HVAC and plumbing across Washington

Every Washington market ranked →

The highest-scoring counties in Washington for HVAC and plumbing companies, numbered among those based in Washington, with Lewis County marked.

Top counties in Washington

Counties in Washington ranked for HVAC and plumbing companies by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1King County, WA893884.1$8.9M+3.1%#11 of 1,707
2Mason County, WA85103.8$7.4M+7.8%#23 of 1,707
3Stevens County, WA8073.6$7.4M+6.6%#64 of 1,707
4Grant County, WA79123.4$7.8M+6.3%#70 of 1,707
5Whatcom County, WA77404.3$6.8M+3.9%#88 of 1,707
6Benton County, WA76364.6$6.4M+6.9%#99 of 1,707
7Pierce County, WA751604.6$6.9M+2.5%#114 of 1,707
8Kitsap County, WA75534.9$6.5M+2.7%#117 of 1,707
9Grays Harbor County, WA7392.9$8.6M+3.0%#140 of 1,707
10Thurston County, WA70726.1$4.9M+2.8%#216 of 1,707
16Lewis County, WA63206.1$4.4M+6.7%#402 of 1,707

Other business types in Lewis County

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

Questions

How many HVAC and plumbing companies are in Lewis County, WA?

Lewis County has 20 HVAC and plumbing companies on map listings as of September 2026. 2 of them (10%) are chain locations. The listings count heating and air-conditioning companies and plumbers. Official counts show 23 businesses with payroll classed as plumbing, heating and air-conditioning contractors in 2023, up 9.5% from 2019.

How much do households in Lewis County, WA spend on home repairs, maintenance and insurance?

About $87.8M a year, or $2,668 per household. That is 12% below the U.S. average (an index of 88, where 100 is the U.S. average). Spread across the 20 HVAC and plumbing companies on map listings, it comes to $4.4M per company. The spending figure covers all home repairs, maintenance and insurance, not only HVAC and plumbing companies. It is estimated from the incomes of the 32,916 households in Lewis County and national spending patterns by income.

How does Lewis County, WA compare with the U.S. for HVAC and plumbing companies?

Lewis County has 6.1 HVAC and plumbing companies per 10,000 households, 3% below the U.S. rate of 6.3. Spending per company is $4.4M, 8% below the U.S. figure of $4.8M. At the national ratio of HVAC and plumbing companies to household spending, Lewis County would have about 19, against 20 on map listings. There is one business with payroll in the industry for every 1,431 households, against one for every 1,162 across the U.S. The official count rose 9.5% from 2019 to 2023, against +7.6% for the U.S.

How fast is Lewis County, WA growing?

Population estimates put Lewis County at 88,062 people in 2025, up 6.7% since 2020, faster than the U.S. (+3.1%). It has 32,916 households. The median household income in Lewis County is $74,796 a year, 7% below the U.S. median of $80,734. That rose 39.9% from the 2015–2019 survey, 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. Lewis County scores 63 for HVAC and plumbing companies (upper middle), #402 of 1,707 scored counties.

How can I see the market around a specific site?

Run a Groundwork site report on an address in Lewis 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 Lewis County

Screening a site or an acquisition in Lewis 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 Lewis 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.