Home services · County · South Dakota
HVAC and plumbing companies in Lake County, SD
How Lake County, SD 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 23 out of 100: Low
Ranked #1,619 of 1,707 scored counties
#10 of 12 scored counties in South Dakota
- Listings
- 6
- 0 chain locations (0%)
- Official establishments
- n/a
- Fewer than 3, or not published
- Household spending a year
- $12.9M
- On home repairs, maintenance and insurance · $2,736 a household
- Spending per listing
- $2.2M
- 55% below the U.S.
- Listings per 10k households
- 12.7
- Twice the U.S.
- Population, 2025
- 10,993
- −0.2% since 2020
See the HVAC and plumbing companies around any address in Lake 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 Lake 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
For HVAC and plumbing companies, Lake County has a Groundwork market score of 23 (low): #1,619 of 1,707 scored counties and #10 of 12 scored counties in South Dakota. That puts it in the bottom quarter of counties.
Households in Lake County spend about $12.9M a year on home repairs, maintenance and insurance, or $2,736 per household, 9% below the U.S. average. That is about $2.2M of household spending for each company on map listings, 55% 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 6 HVAC and plumbing companies on map listings in Lake County as of September 2026. None of them are chain locations, against 4% across the U.S. That comes to 12.7 for every 10,000 households, twice the U.S. rate of 6.3.
Official counts don’t publish a figure for plumbing, heating and air-conditioning contractors in Lake County, since they leave out counts under 3. Population estimates show Lake County declined 0.2% from 2020 to 2025, against +3.1% for the U.S.
How Lake County compares
The same measures for South Dakota 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 | Lake County | South Dakota | U.S. |
|---|---|---|---|
| Listings per 10k households | 12.7 | 6.5 | 6.3 |
| Spending per listing | $2.2M | $4.1M | $4.8M |
| Households per official establishment | n/a | 912 | 1,162 |
| Official establishment growth, 2019–2023 | n/a | +9.6% | +7.6% |
| Population growth, 2020–2025 | −0.2% | +5.3% | +3.1% |
| Spending per household on home repairs, maintenance and insurance | $2,736 | $2,698 | $3,018 |
| Median household income | $76,808 | $75,081 | $80,734 |
| Groundwork market score | 23 | 34 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- n/a
- Employees, 2023
- n/a
- Annual payroll, 2023
- n/a
- One-person businesses, 2023
- Not publishedNot published for this business type
- Map listings, September 2026
- 60 chain locations
- Listings at the U.S. rate for this spending
- 3The 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 Lake 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 Lake County
- Population, 2025 estimate
- 10,993−0.2% since 2020
- Households
- 4,716
- Median age
- 44.3
- Homes lived in by their owners
- 74%
- Vehicles per household
- 2.3
- Land area
- 563 sq. mi.
- People per square mile
- 19
- Median household income
- $76,808+24.2% vs. 2015–2019, before inflation
- Average household income
- $104,754
- Median home value
- $247,600
- Jobs located here
- 5,183
- Daytime population
- 10,346Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Lake 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 Lake 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 South Dakota
Every South Dakota market ranked →The highest-scoring counties in South Dakota for HVAC and plumbing companies, numbered among those based in South Dakota, with Lake County marked.
Top counties in South Dakota
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Lincoln County, SD | 78 | 7 | 2.5 | $12.4M | +17.5% | #74 of 1,707 |
| 2Brookings County, SD | 53 | 8 | 5.8 | $4.5M | +9.6% | #744 of 1,707 |
| 3Minnehaha County, SD | 53 | 62 | 7.3 | $3.8M | +7.6% | #762 of 1,707 |
| 4Lawrence County, SD | 51 | 8 | 6.6 | $3.9M | +14.0% | #830 of 1,707 |
| 5Meade County, SD | 41 | 8 | 6.7 | $4.1M | +2.7% | #1,163 of 1,707 |
| 6Pennington County, SD | 41 | 39 | 8.4 | $3.2M | +6.6% | #1,185 of 1,707 |
| 7Yankton County, SD | 35 | 8 | 8.3 | $3.2M | +1.5% | #1,367 of 1,707 |
| 8Davison County, SD | 27 | 8 | 9.0 | $2.8M | +0.6% | #1,553 of 1,707 |
| 9Codington County, SD | 26 | 14 | 11.2 | $2.3M | +4.3% | #1,576 of 1,707 |
| 10Lake County, SD | 23 | 6 | 12.7 | $2.2M | −0.2% | #1,619 of 1,707 |
Other business types in Lake 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 Lake County, SD?
As of September 2026, map listings count 6 HVAC and plumbing companies in Lake County. None of them are chain locations. The listings count heating and air-conditioning companies and plumbers. No official count is published for plumbing, heating and air-conditioning contractors in Lake County: counts under 3 are left out.
How much do households in Lake County, SD spend on home repairs, maintenance and insurance?
About $12.9M a year, or $2,736 per household. That is 9% below the U.S. average (an index of 91, where 100 is the U.S. average). Spread across the 6 HVAC and plumbing companies on map listings, it comes to $2.2M 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 4,716 households in Lake County and national spending patterns by income.
How does Lake County, SD compare with the U.S. for HVAC and plumbing companies?
Lake County has 12.7 HVAC and plumbing companies per 10,000 households, twice the U.S. rate of 6.3. Spending per company is $2.2M, 55% below the U.S. figure of $4.8M. At the U.S. ratio of HVAC and plumbing companies to household spending, Lake County would have about 3, against 6 on map listings.
How fast is Lake County, SD growing?
Population estimates put Lake County at 10,993 people in 2025, down 0.2% since 2020, against +3.1% for the U.S. It has 4,716 households. Median household income in Lake County is $76,808, 5% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 24.2%, 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. Lake County scores 23 for HVAC and plumbing companies (low), #1,619 of 1,707 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Lake 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 Lake County
Screening a site or an acquisition in Lake 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 Lake 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.