Groundwork

Real estate · County · Wisconsin

Mortgage brokers and lenders in Marathon County, WI

The mortgage brokers and lenders in Marathon County, WI, the household spending behind them and how the market ranks against other counties.

Groundwork market score · out of 100

Score 61 out of 100: Upper middle

Ranked #229 of 887 scored counties
#7 of 23 scored counties in Wisconsin

Listings
11
5 chain locations (45%)
Official establishments
6
Businesses with payroll, 2023
Household spending a year
$814.8M
On rent and homeowner costs · $14,081 a household
Housing spending per listing (U.S. = 100)
190
90% above the U.S.
Listings per 10k households
1.9
56% below the U.S.
Population, 2025
139,432
+1.0% since 2020

See the mortgage brokers and lenders around any address in Marathon County

The site report maps the mortgage brokers and lenders 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.

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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 rent and homeowner costs in Marathon County comes to about $814.8M a year: $14,081 per household, 15% below the U.S. average. Housing spending per office is 90% above the U.S. figure. The spending figure is all rent and homeowner costs, a measure of housing demand, not money mortgage brokers and lenders take in.

Marathon County has 11 mortgage brokers and lenders on map listings as of September 2026. Of those, 5 are chain locations, or 45%, against 21% across the U.S. That is 1.9 per 10,000 households, 56% below the U.S. rate of 4.3.

Official counts show 6 businesses with payroll classed as mortgage brokers and real estate lenders in Marathon County in 2023. That is one for every 9,644 households, against one for every 4,897 across the U.S.

Population estimates show Marathon County grew 1.0% from 2020 to 2025, slower than the U.S. (+3.1%). Marathon County scores 61 (upper middle) on the Groundwork market score for mortgage brokers and lenders, ranking #229 of 887 scored counties and #7 of 23 scored counties in Wisconsin.

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.

Mortgage brokers and lenders in Marathon County, WI compared with Wisconsin and the U.S.
MeasureMarathon CountyWisconsinU.S.
Listings per 10k households1.92.84.3
Housing spending per listing (U.S. = 100)190130100
Households per official establishment9,64411,9784,897
Official establishment growth, 2019–2023n/a−2.8%+9.5%
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 score6158

Official counts and lending

Businesses

Official establishments, 2019 to 2023
6
Employees, 2023
12
Annual payroll, 2023
$1.4M
One-person businesses, 2023
Not publishedNot published for this business type
Map listings, September 2026
115 chain locations
Listings at the U.S. rate for this spending
21The 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 mortgage brokers and real estate lenders 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 mortgage brokers and lenders 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 card

Mortgage brokers and lenders across Wisconsin

Every Wisconsin market ranked →

The highest-scoring counties in Wisconsin for mortgage brokers and lenders, numbered among those based in Wisconsin, with Marathon County marked.

Top counties in Wisconsin

Counties in Wisconsin ranked for mortgage brokers and lenders by Groundwork market score
MarketScoreListingsPer 10k householdsHousing spending per listing (U.S. = 100)Population growthU.S. rank
1Rock County, WI66131.9183+1.7%#160 of 887
2St. Croix County, WI65112.9139+4.7%#173 of 887
3Winnebago County, WI64152.1172+1.4%#185 of 887
4Dane County, WI64883.5112+4.9%#195 of 887
5Fond du Lac County, WI6381.9191+0.5%#198 of 887
6Racine County, WI62192.4154+0.4%#216 of 887
7Marathon County, WI61111.9190+1.0%#229 of 887
8La Crosse County, WI60101.9184+0.3%#243 of 887
9Ozaukee County, WI58143.7112+3.0%#278 of 887
10Washington County, WI54162.8139+1.8%#345 of 887

Other business types in Marathon County

Each with its Groundwork market score here, out of 100, where it has one.

Questions

How many mortgage brokers and lenders are in Marathon County, WI?

Map listings as of September 2026 show 11 mortgage brokers and lenders in Marathon County. 5 of them (45%) are chain locations. The listings count mortgage brokers and mortgage lenders. Official counts show 6 businesses with payroll classed as mortgage brokers and real estate lenders in 2023.

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 11 mortgage brokers and lenders on map listings, housing spending per office is 90% above the U.S. figure. That figure is all rent and homeowner costs, used as a measure of housing demand; it is not money mortgage brokers and lenders 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 mortgage brokers and lenders?

Marathon County has 1.9 mortgage brokers and lenders per 10,000 households, 56% below the U.S. rate of 4.3. The index of housing spending per office is 190, where 100 is the U.S. At the U.S. ratio of mortgage brokers and lenders to household spending, Marathon County would have about 21, against 11 on map listings. There is one business with payroll in the industry for every 9,644 households, against one for every 4,897 across the U.S.

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 scores 61 for mortgage brokers and lenders (upper middle), #229 of 887 scored counties.

How can I see the market around a specific site?

Run a Groundwork site report on an address in Marathon County. It maps the mortgage brokers and lenders 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 mortgage brokers and lenders · 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.