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HVAC and plumbing companies in the Dover, DE metro area

How the Dover, DE metro area compares with other metro areas and the U.S. for HVAC and plumbing companies: competitors, household spending, official counts and growth.

Groundwork market score · out of 100

Score 73 out of 100: Upper middle

Ranked #27 of 387 scored metro areas
The only scored metro area based in Delaware

Listings
33
1 chain location (3%)
Official establishments
56
−1.7% since 2019
Household spending a year
$201.5M
On home repairs, maintenance and insurance · $2,822 a household
Spending per listing
$6.1M
28% above the U.S.
Listings per 10k households
4.6
27% below the U.S.
Population, 2025
194,786
+6.8% since 2020

See the HVAC and plumbing companies around any address in the Dover metro area

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 the Dover metro area. Signed out, you see a blurred preview; on an account, each report is one action.

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

What this means

For HVAC and plumbing companies, the Dover metro area has a Groundwork market score of 73 (upper middle): #27 of 387 scored metro areas and the only scored metro area based in Delaware. That puts it in the top 10% of metro areas for HVAC and plumbing companies.

At $2,822 per household (7% below the U.S. average), households in the Dover metro area spend about $201.5M a year on home repairs, maintenance and insurance. That is about $6.1M of household spending for each company on map listings, 28% above the U.S. figure of $4.8M. The spending figure covers all home repairs, maintenance and insurance, not only HVAC and plumbing companies.

There are 33 HVAC and plumbing companies on map listings in the Dover metro area as of September 2026. One of them (3%) is a chain location, against 4% across the U.S. Per 10,000 households, that is 4.6, 27% below the U.S. rate of 6.3.

The official count of businesses with payroll classed as plumbing, heating and air-conditioning contractors in the Dover metro area was 56 in 2023, down 1.7% from 2019. That is one for every 1,275 households, against one for every 1,162 across the U.S. Since fiscal 2022, 2 SBA-backed loans worth $123K have gone to businesses classed as plumbing, heating and air-conditioning contractors in the Dover metro area. Population estimates show the Dover metro area grew 6.8% from 2020 to 2025, faster than the U.S. (+3.1%).

How the Dover metro area compares

The same measures for Delaware 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 Dover, DE metro area compared with Delaware and the U.S.
MeasureDover metro areaDelawareU.S.
Listings per 10k households4.66.06.3
Spending per listing$6.1M$5.2M$4.8M
Households per official establishment1,2751,1691,162
Official establishment growth, 2019–2023−1.7%+7.2%+7.6%
Population growth, 2020–2025+6.8%+6.9%+3.1%
Spending per household on home repairs, maintenance and insurance$2,822$3,089$3,018
Median household income$74,477$84,954$80,734
Groundwork market score7366

Official counts and lending

Businesses

Official establishments, 2019 to 2023
56−1.7% over the period
Employees, 2023
435
Annual payroll, 2023
$28.2M
One-person businesses, 2023
Not publishedNot published for this business type
Map listings, September 2026
331 chain location
Listings at the U.S. rate for this spending
42The U.S. ratio of listings to household spending, applied here

SBA-backed loans since fiscal 2022

Loans
2
Amount
$123K

SBA-backed loans to businesses classed as plumbing, heating and air-conditioning contractors in the Dover metro area, 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 the Dover metro area

Population, 2025 estimate
194,786+6.8% since 2020
Households
71,424
Median age
39.6
Homes lived in by their owners
73%
Vehicles per household
1.9
Land area
586 sq. mi.
People per square mile
320
Median household income
$74,477+22.3% vs. 2015–2019, before inflation
Average household income
$92,801
Median home value
$316,600
Jobs located here
66,799
Daytime population
177,320Residents who don’t work, plus everyone whose job is here

Looking at a specific site in the Dover metro area?

These figures cover the whole metro area. 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 the Dover metro area. Signed out, you see a blurred preview; on an account, each report is one action.

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HVAC and plumbing across Delaware

Every Delaware market ranked →

The highest-scoring metro areas in Delaware for HVAC and plumbing companies, numbered among those based in Delaware (a market based in another state is listed without a number), with the Dover metro area marked.

Top metro areas in Delaware

Metro areas in Delaware ranked for HVAC and plumbing companies by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Dover, DE73334.6$6.1M+6.8%#27 of 387
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD661,5066.1$5.6M+1.4%#65 of 387

Other business types in the Dover metro area

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

Questions

How many HVAC and plumbing companies are in the Dover, DE metro area?

As of September 2026, map listings count 33 HVAC and plumbing companies in the Dover metro area. One of them (3%) is a chain location. The listings count heating and air-conditioning companies and plumbers. Official counts show 56 businesses with payroll classed as plumbing, heating and air-conditioning contractors in 2023, down 1.7% from 2019.

How much do households in the Dover, DE metro area spend on home repairs, maintenance and insurance?

About $201.5M a year, or $2,822 per household. That is 7% below the U.S. average (an index of 93, where 100 is the U.S. average). Spread across the 33 HVAC and plumbing companies on map listings, it comes to $6.1M 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 71,424 households in the Dover metro area and national spending patterns by income.

How does the Dover, DE metro area compare with the U.S. for HVAC and plumbing companies?

The Dover metro area has 4.6 HVAC and plumbing companies per 10,000 households, 27% below the U.S. rate of 6.3. Spending per company is $6.1M, 28% above the U.S. figure of $4.8M. At the U.S. ratio of HVAC and plumbing companies to household spending, the Dover metro area would have about 42, against 33 on map listings. There is one business with payroll in the industry for every 1,275 households, against one for every 1,162 across the U.S. The official count fell 1.7% from 2019 to 2023, against +7.6% for the U.S.

How fast is the Dover, DE metro area growing?

Population estimates put the Dover metro area at 194,786 people in 2025, up 6.8% since 2020, faster than the U.S. (+3.1%). It has 71,424 households. Median household income in the Dover metro area is $74,477, 8% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 22.3%, 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. The Dover metro area scores 73 for HVAC and plumbing companies (upper middle), #27 of 387 scored metro areas.

How can I see the market around a specific site?

Run a Groundwork site report on an address in the Dover metro area. 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 the Dover metro area

Screening a site or an acquisition in the Dover metro area?

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 the Dover metro area. 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.