Home services · County · Indiana
HVAC and plumbing companies in Miami County, IN
How Miami County, IN compares with other counties and the U.S. for HVAC and plumbing companies: competitors, household spending, official counts and growth.
Groundwork market score · out of 100
Score 32 out of 100: Lower middle
Ranked #1,447 of 1,707 scored counties
#55 of 66 scored counties in Indiana
- Listings
- 9
- 2 chain locations (22%)
- Official establishments
- 10
- Businesses with payroll, 2023
- Household spending a year
- $32.7M
- On home repairs, maintenance and insurance · $2,454 a household
- Spending per listing
- $3.6M
- 24% below the U.S.
- Listings per 10k households
- 6.8
- 8% above the U.S.
- Population, 2025
- 34,487
- −3.9% since 2020
See the HVAC and plumbing companies around any address in Miami 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 Miami 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
The Groundwork market score for HVAC and plumbing companies in Miami County is 32 (lower middle), #1,447 of 1,707 scored counties and #55 of 66 scored counties in Indiana. That puts it in the bottom quarter of counties.
Map listings as of September 2026 show 9 HVAC and plumbing companies in Miami County. 2 of them (22%) are chain locations, against 4% across the U.S. That comes to 6.8 for every 10,000 households, 8% above the U.S. rate of 6.3.
At $2,454 per household (19% below the U.S. average), households in Miami County spend about $32.7M a year on home repairs, maintenance and insurance. That is about $3.6M of household spending for each company on map listings, 24% 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.
The official count of businesses with payroll classed as plumbing, heating and air-conditioning contractors in Miami County was 10 in 2023. That is one for every 1,332 households, against one for every 1,162 across the U.S. Population estimates put the population change in Miami County from 2020 to 2025 at −3.9%, against +3.1% for the U.S.
How Miami County compares
The same measures for Indiana 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 | Miami County | Indiana | U.S. |
|---|---|---|---|
| Listings per 10k households | 6.8 | 6.6 | 6.3 |
| Spending per listing | $3.6M | $4M | $4.8M |
| Households per official establishment | 1,332 | 1,353 | 1,162 |
| Official establishment growth, 2019–2023 | n/a | +5.5% | +7.6% |
| Population growth, 2020–2025 | −3.9% | +2.7% | +3.1% |
| Spending per household on home repairs, maintenance and insurance | $2,454 | $2,669 | $3,018 |
| Median household income | $61,139 | $71,957 | $80,734 |
| Groundwork market score | 32 | 41 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 8 → 10
- Employees, 2023
- 50
- Annual payroll, 2023
- $2.6M
- One-person businesses, 2023
- Not publishedNot published for this business type
- Map listings, September 2026
- 92 chain locations
- Listings at the U.S. rate for this spending
- 7The U.S. ratio of listings to household spending, applied here
SBA-backed loans since fiscal 2022
- Loans
- 0
- Amount
- $0
SBA-backed loans to businesses classed as plumbing, heating and air-conditioning contractors in Miami 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 Miami County
- Population, 2025 estimate
- 34,487−3.9% since 2020
- Households
- 13,318
- Median age
- 41.8
- Homes lived in by their owners
- 76%
- Vehicles per household
- 1.9
- Land area
- 374 sq. mi.
- People per square mile
- 96
- Median household income
- $61,139+20.7% vs. 2015–2019, before inflation
- Average household income
- $77,345
- Median home value
- $126,200
- Jobs located here
- 8,510
- Daytime population
- 29,652Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Miami 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 Miami 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 Indiana
Every Indiana market ranked →The highest-scoring counties in Indiana for HVAC and plumbing companies, numbered among those based in Indiana, with Miami County marked.
Top counties in Indiana
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Hamilton County, IN | 84 | 95 | 6.9 | $5.1M | +10.9% | #36 of 1,707 |
| 2Hendricks County, IN | 76 | 40 | 6.0 | $5.2M | +10.2% | #102 of 1,707 |
| 3Whitley County, IN | 73 | 5 | 3.6 | $7.6M | +2.1% | #142 of 1,707 |
| 4Noble County, IN | 70 | 5 | 2.8 | $9.4M | +1.0% | #196 of 1,707 |
| 5Hancock County, IN | 69 | 18 | 5.4 | $5.6M | +13.5% | #233 of 1,707 |
| 6Warrick County, IN | 68 | 17 | 6.8 | $4.4M | +4.4% | #260 of 1,707 |
| 7DeKalb County, IN | 66 | 7 | 4.1 | $6.4M | +2.9% | #288 of 1,707 |
| 8Boone County, IN | 66 | 25 | 8.7 | $3.9M | +13.5% | #316 of 1,707 |
| 9Clark County, IN | 65 | 25 | 4.9 | $5.5M | +7.5% | #341 of 1,707 |
| 10Monroe County, IN | 62 | 30 | 5.1 | $5.1M | +1.9% | #427 of 1,707 |
| 55Miami County, IN | 32 | 9 | 6.8 | $3.6M | −3.9% | #1,447 of 1,707 |
Other business types in Miami 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 Miami County, IN?
There are 9 HVAC and plumbing companies on map listings in Miami County as of September 2026. 2 of them (22%) are chain locations. The listings count heating and air-conditioning companies and plumbers. Official counts show 10 businesses with payroll classed as plumbing, heating and air-conditioning contractors in 2023.
How much do households in Miami County, IN spend on home repairs, maintenance and insurance?
About $32.7M a year, or $2,454 per household. That is 19% below the U.S. average (an index of 81, where 100 is the U.S. average). Spread across the 9 HVAC and plumbing companies on map listings, it comes to $3.6M 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 13,318 households in Miami County and national spending patterns by income.
How does Miami County, IN compare with the U.S. for HVAC and plumbing companies?
Miami County has 6.8 HVAC and plumbing companies per 10,000 households, 8% above the U.S. rate of 6.3. Spending per company is $3.6M, 24% below the U.S. figure of $4.8M. At the national ratio of HVAC and plumbing companies to household spending, Miami County would have about 7, against 9 on map listings. There is one business with payroll in the industry for every 1,332 households, against one for every 1,162 across the U.S.
How fast is Miami County, IN growing?
Population estimates put Miami County at 34,487 people in 2025, down 3.9% since 2020, against +3.1% for the U.S. It has 13,318 households. The median household income in Miami County is $61,139 a year, 24% below the U.S. median of $80,734. That rose 20.7% 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. Miami County scores 32 for HVAC and plumbing companies (lower middle), #1,447 of 1,707 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Miami 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 Miami County
Screening a site or an acquisition in Miami 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 Miami 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.