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HVAC and plumbing companies in the Marion-Herrin, IL area

How the Marion-Herrin, IL area compares with other small-town markets and the U.S. for HVAC and plumbing companies: competitors, household spending, official counts and growth.

Groundwork market score · out of 100

Score 41 out of 100: Lower middle

Ranked #323 of 476 scored small-town markets
#8 of 19 scored small-town markets based in Illinois

Listings
19
0 chain locations (0%)
Official establishments
28
−6.7% since 2019
Household spending a year
$73.4M
On home repairs, maintenance and insurance · $2,533 a household
Spending per listing
$3.9M
19% below the U.S.
Listings per 10k households
6.6
5% above the U.S.
Population, 2025
67,225
+0.2% since 2020

See the HVAC and plumbing companies around any address in the Marion-Herrin 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 Marion-Herrin 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

Household spending on home repairs, maintenance and insurance in the Marion-Herrin area comes to about $73.4M a year: $2,533 per household, 16% below the U.S. average. Spread across 19 HVAC and plumbing companies, that is $3.9M per company, 19% below 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 19 HVAC and plumbing companies on map listings in the Marion-Herrin area as of September 2026. None of them are chain locations, against 4% across the U.S. That is 6.6 per 10,000 households, 5% above the U.S. rate of 6.3.

Official counts show 28 businesses with payroll classed as plumbing, heating and air-conditioning contractors in the Marion-Herrin area in 2023, down 6.7% from 2019. That is one for every 1,035 households, against one for every 1,162 across the U.S. Since fiscal 2022, 2 SBA-backed loans worth $1.7M have gone to businesses classed as plumbing, heating and air-conditioning contractors in the Marion-Herrin area.

Population estimates put the population change in the Marion-Herrin area from 2020 to 2025 at +0.2%, slower than the U.S. (+3.1%). The Groundwork market score for HVAC and plumbing companies in the Marion-Herrin area is 41 (lower middle), #323 of 476 scored small-town markets and #8 of 19 scored small-town markets based in Illinois.

How the Marion-Herrin area compares

The same measures for Illinois 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 Marion-Herrin, IL area compared with Illinois and the U.S.
MeasureMarion-Herrin areaIllinoisU.S.
Listings per 10k households6.66.96.3
Spending per listing$3.9M$4.2M$4.8M
Households per official establishment1,0351,2371,162
Official establishment growth, 2019–2023−6.7%−0.3%+7.6%
Population growth, 2020–2025+0.2%−0.6%+3.1%
Spending per household on home repairs, maintenance and insurance$2,533$2,919$3,018
Median household income$65,604$83,390$80,734
Groundwork market score4140

Official counts and lending

Businesses

Official establishments, 2019 to 2023
28−6.7% over the period
Employees, 2023
258
Annual payroll, 2023
$16.4M
One-person businesses, 2023
Not publishedNot published for this business type
Map listings, September 2026
190 chain locations
Listings at the U.S. rate for this spending
15The U.S. ratio of listings to household spending, applied here

SBA-backed loans since fiscal 2022

Loans
2
Amount
$1.7M

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

Population, 2025 estimate
67,225+0.2% since 2020
Households
28,983
Median age
42.8
Homes lived in by their owners
71%
Vehicles per household
1.8
Land area
420 sq. mi.
People per square mile
159
Median household income
$65,604
Average household income
$85,846
Median home value
$156,400
Jobs located here
28,604
Daytime population
68,042Residents who don’t work, plus everyone whose job is here

Looking at a specific site in the Marion-Herrin area?

These figures cover the whole small-town market. 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 Marion-Herrin area. Signed out, you see a blurred preview; on an account, each report is one action.

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HVAC and plumbing across Illinois

Every Illinois market ranked →

The highest-scoring small-town markets in Illinois for HVAC and plumbing companies, numbered among those based in Illinois (a market based in another state is listed without a number), with the Marion-Herrin area marked.

Top small-town markets in Illinois

Small-town markets in Illinois ranked for HVAC and plumbing companies by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Rochelle, IL71115.3$5.2M−0.7%#50 of 476
2Ottawa, IL62335.3$4.9M−1.6%#114 of 476
3Dixon, IL5186.0$4.4M−3.4%#222 of 476
4Centralia, IL5063.9$6.3M−3.4%#232 of 476
5Canton, IL4875.1$4.8M−2.0%#255 of 476
6Danville, IL43175.7$4.2M−3.7%#302 of 476
7Taylorville, IL4285.9$4.2M−1.5%#309 of 476
Burlington, IA-IL41126.0$4M−2.5%#322 of 476
8Marion-Herrin, IL41196.6$3.9M+0.2%#323 of 476
9Galesburg, IL38146.7$3.5M−4.1%#359 of 476

Other business types in the Marion-Herrin 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 Marion-Herrin, IL area?

As of September 2026, map listings count 19 HVAC and plumbing companies in the Marion-Herrin area. None of them are chain locations. The listings count heating and air-conditioning companies and plumbers. Official counts show 28 businesses with payroll classed as plumbing, heating and air-conditioning contractors in 2023, down 6.7% from 2019.

How much do households in the Marion-Herrin, IL area spend on home repairs, maintenance and insurance?

About $73.4M a year, or $2,533 per household. That is 16% below the U.S. average (an index of 84, where 100 is the U.S. average). Spread across the 19 HVAC and plumbing companies on map listings, it comes to $3.9M 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 28,983 households in the Marion-Herrin area and national spending patterns by income.

How does the Marion-Herrin, IL area compare with the U.S. for HVAC and plumbing companies?

The Marion-Herrin area has 6.6 HVAC and plumbing companies per 10,000 households, 5% above the U.S. rate of 6.3. Spending per company is $3.9M, 19% below the U.S. figure of $4.8M. At the U.S. ratio of HVAC and plumbing companies to household spending, the Marion-Herrin area would have about 15, against 19 on map listings. There is one business with payroll in the industry for every 1,035 households, against one for every 1,162 across the U.S. The official count fell 6.7% from 2019 to 2023, against +7.6% for the U.S.

How fast is the Marion-Herrin, IL area growing?

Population estimates put the Marion-Herrin area at 67,225 people in 2025, up 0.2% since 2020, slower than the U.S. (+3.1%). It has 28,983 households. Median household income in the Marion-Herrin area is $65,604, 19% below the U.S. median of $80,734.

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. A small-town market is a town of 10,000 to 50,000 people and the county or counties tied to it by commuting. 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 Marion-Herrin area scores 41 for HVAC and plumbing companies (lower middle), #323 of 476 scored small-town markets.

How can I see the market around a specific site?

Run a Groundwork site report on an address in the Marion-Herrin 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 Marion-Herrin area

Screening a site or an acquisition in the Marion-Herrin 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 Marion-Herrin 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.