Real estate · County · Wisconsin
Home inspectors in Marathon County, WI
The home inspectors in Marathon County, WI, the household spending behind them and how the market ranks against other counties.
Groundwork market score
Not scored
The score needs at least 5 listings; this market has 4.
- Listings
- 4
- 0 chain locations (0%)
- Official establishments
- n/a
- Fewer than 3, or not published
- Household spending a year
- $814.8M
- On rent and homeowner costs · $14,081 a household
- Housing spending per listing (U.S. = 100)
- 78
- 22% below the U.S.
- Listings per 10k households
- 0.7
- 17% above the U.S.
- Population, 2025
- 139,432
- +1.0% since 2020
See the home inspectors around any address in Marathon County
The site report maps the home inspectors 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 Marathon 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
Map listings as of September 2026 show 4 home inspectors in Marathon County. That comes to 0.7 for every 10,000 households, 17% above the U.S. rate of 0.6.
Households in Marathon County spend about $814.8M a year on rent and homeowner costs, or $14,081 per household, 15% below the U.S. average. Housing spending per business is 22% below the U.S. figure. That figure is all rent and homeowner costs, used as a measure of housing demand; it is not money home inspectors take in.
There is no official count of businesses with payroll classed as building inspection services in Marathon County: counts under 3 aren’t published.
Population estimates show Marathon County grew 1.0% from 2020 to 2025, slower than the U.S. (+3.1%). With 4 home inspectors on map listings, Marathon County isn’t given a market score: the score needs at least 5, since one listing more or less would swing it.
How Marathon County compares
The same measures for Wisconsin and the whole U.S. Housing spending per listing divides all rent and homeowner costs by the listings counted: a measure of housing demand for each business, not money any of them take in, so it is shown against the U.S. (100) only. Households per establishment divides households by the official count.
| Measure | Marathon County | Wisconsin | U.S. |
|---|---|---|---|
| Listings per 10k households | 0.7 | 0.6 | 0.6 |
| Housing spending per listing (U.S. = 100) | 78 | 97 | 100 |
| Households per official establishment | n/a | 21,561 | 17,237 |
| Official establishment growth, 2019–2023 | n/a | +3.6% | +6.5% |
| Population growth, 2020–2025 | +1.0% | +1.3% | +3.1% |
| Spending per household on rent and homeowner costs | $14,081 | $14,211 | $16,661 |
| Median household income | $77,884 | $77,485 | $80,734 |
| Groundwork market score | Not scored | 39 |
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
- 40 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 building inspection services in Marathon 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 Marathon County
- Population, 2025 estimate
- 139,432+1.0% since 2020
- Households
- 57,866
- Median age
- 42.0
- Homes lived in by their owners
- 73%
- Vehicles per household
- 2.0
- Land area
- 1,545 sq. mi.
- People per square mile
- 90
- Median household income
- $77,884+24.4% vs. 2015–2019, before inflation
- Average household income
- $97,899
- Median home value
- $219,600
- Jobs located here
- 72,449
- Daytime population
- 141,458Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Marathon 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 home inspectors on map listings by name and distance.
Or open the report at the center of Marathon County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardHome inspectors across Wisconsin
Every Wisconsin market ranked →The highest-scoring counties in Wisconsin for home inspectors, numbered among those based in Wisconsin, with Marathon County marked.
Top counties in Wisconsin
| Market | Score | Listings | Per 10k households | Housing spending per listing (U.S. = 100) | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Dane County, WI | 63 | 16 | 0.6 | 91 | +4.9% | #103 of 415 |
| 2Milwaukee County, WI | 56 | 14 | 0.4 | 143 | −1.5% | #146 of 415 |
| 3Winnebago County, WI | 37 | 6 | 0.8 | 64 | +1.4% | #315 of 415 |
| 4Waukesha County, WI | 33 | 19 | 1.1 | 55 | +2.4% | #335 of 415 |
| 5Sheboygan County, WI | 28 | 5 | 1.0 | 53 | 0.0% | #371 of 415 |
| 6Racine County, WI | 27 | 8 | 1.0 | 54 | +0.4% | #376 of 415 |
| Marathon County, WI | Not scored | 4 | 0.7 | 78 | +1.0% |
Other business types in Marathon 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
- Real estate44
- Real estate agents and brokers48
- Property management44
- Mortgage brokers and lenders61
- Home inspectors
Funeral services
Questions
How many home inspectors are in Marathon County, WI?
There are 4 home inspectors on map listings in Marathon County as of September 2026. The listings count home inspectors. No official count is published for building inspection services in Marathon County: counts under 3 are left out.
How much do households in Marathon County, WI spend on rent and homeowner costs?
About $814.8M a year, or $14,081 per household. That is 15% below the U.S. average (an index of 85, where 100 is the U.S. average). For the 4 home inspectors on map listings, housing spending per business is 22% below the U.S. figure. The spending figure is all rent and homeowner costs, a measure of housing demand, not money home inspectors take in. It is estimated from the incomes of the 57,866 households in Marathon County and national spending patterns by income.
How does Marathon County, WI compare with the U.S. for home inspectors?
Marathon County has 0.7 home inspectors per 10,000 households, 17% above the U.S. rate of 0.6. The index of housing spending per business is 78, where 100 is the U.S. At the national ratio of home inspectors to household spending, Marathon County would have about 3, against 4 on map listings.
How fast is Marathon County, WI growing?
Population estimates put Marathon County at 139,432 people in 2025, up 1.0% since 2020, slower than the U.S. (+3.1%). It has 57,866 households. Median household income in Marathon County is $77,884, 4% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 24.4%, 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. Marathon County has no market score for home inspectors: the score needs at least 5 on map listings, and it has 4.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Marathon County. It maps the home inspectors 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 home inspectors · All 56 business types in Marathon County
Screening a site or an acquisition in Marathon 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 Marathon 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.