Groundwork

Market rankings · District of Columbia

HVAC and plumbing companies in the District of Columbia

Every metro area, small-town market and county in the District of Columbia, ranked by the Groundwork market score for HVAC and plumbing companies, with competitor counts and household spending for each.

Listings
41
3 chain locations (7%)
Official establishments
37
+19.4% since 2019
Household spending a year
$1.2B
On home repairs, maintenance and insurance
Listings per 10k households
1.3
79% below the U.S.
Spending per listing
$28.6M
6 times the U.S.
Rank among states
#1 of 51
Market score 92 · Very high

A site report maps the HVAC and plumbing companies on map listings around any address in the District of Columbia by name and distance, and the spending within reach.

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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

The District of Columbia has 41 HVAC and plumbing companies on map listings as of September 2026. 3 of them (7%) are chain locations, against 4% across the U.S. That is 1.3 per 10,000 households, 79% below the U.S. rate of 6.3.

At $3,608 per household (20% above the U.S. average), households in the District of Columbia spend about $1.2B a year on home repairs, maintenance and insurance. Spread across 41 HVAC and plumbing companies, that is $28.6M per company, 6 times the U.S. figure of $4.8M. The spending figure covers all home repairs, maintenance and insurance, not only HVAC and plumbing companies.

Official counts show 37 businesses with payroll classed as plumbing, heating and air-conditioning contractors in the District of Columbia in 2023, up 19.4% from 2019. That is one for every 8,770 households, against one for every 1,162 across the U.S. Across the U.S., the count rose 7.6% over the same years. Since fiscal 2022, 2 SBA-backed loans worth $225K have gone to businesses classed as plumbing, heating and air-conditioning contractors in the District of Columbia.

Among the 50 states and DC, the District of Columbia ranks #1 for HVAC and plumbing companies, with a Groundwork market score of 92 (very high). The one scored metro area in or partly in the District of Columbia, the Washington-Arlington-Alexandria metro area, scores 84.

Every market in the District of Columbia for HVAC and plumbing companies

Download the ranking (CSV)

Numbered by Groundwork market score among the markets based in the District of Columbia, highest first; the U.S. rank compares each market with every other of its kind. A metro area that crosses a state line is listed in each state it reaches, and numbered only in the state its page is under. How the score works.

Metro areas

Metro areas reaching the District of Columbia, ranked for HVAC and plumbing companies by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Washington-Arlington-Alexandria, DC-VA-MD-WV841,3035.5$7M+3.3%#6 of 387

Counties

Counties in the District of Columbia, ranked for HVAC and plumbing companies by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
District of ColumbiaNot scored411.3$28.6M+3.4%

Markets with fewer than 5 HVAC and plumbing companies on map listings, and counties under 10,000 people, aren’t scored; they’re listed last in each table.

Questions

How many HVAC and plumbing companies are in the District of Columbia?

Map listings as of September 2026 show 41 HVAC and plumbing companies in the District of Columbia. 3 of them (7%) are chain locations. The listings count heating and air-conditioning companies and plumbers. Official counts show 37 businesses with payroll classed as plumbing, heating and air-conditioning contractors in 2023, up 19.4% from 2019.

How much do households in the District of Columbia spend on home repairs, maintenance and insurance?

About $1.2B a year, or $3,608 per household. That is 20% above the U.S. average (an index of 120, where 100 is the U.S. average). Spread across the 41 HVAC and plumbing companies on map listings, it comes to $28.6M 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 324,491 households in the District of Columbia and national spending patterns by income.

How does the District of Columbia compare with the U.S. for HVAC and plumbing companies?

The District of Columbia has 1.3 HVAC and plumbing companies per 10,000 households, 79% below the U.S. rate of 6.3. Spending per company is $28.6M, 6 times the U.S. figure of $4.8M. At the U.S. ratio of HVAC and plumbing companies to household spending, the District of Columbia would have about 246, against 41 on map listings. There is one business with payroll in the industry for every 8,770 households, against one for every 1,162 across the U.S. The official count rose 19.4% from 2019 to 2023, against +7.6% for the U.S.

Which market in the District of Columbia has the highest market score for HVAC and plumbing companies?

The one scored metro area in or partly in the District of Columbia is the Washington-Arlington-Alexandria metro area, at 84 (high). Scores compare each market with others of its kind across the U.S.

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 District of Columbia scores 92 for HVAC and plumbing companies (very high), #1 of the 50 states and DC.

How can I see the market around a specific site?

Run a Groundwork site report on an address in the District of Columbia. 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.

HVAC and plumbing in other states

All 51 states

Top markets for HVAC and plumbing companies across the U.S. · All business types in the District of Columbia

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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.