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Single Family ResidenceResidential
$392,647$204 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 87How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

138400 SPRING BROOK RD

MOSINEE, WI 54455
3
Beds
3 / 1
Baths
1,928 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
3 ac
Lot SizeThe size of the land the home sits on, from county records.
2003
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$393K
$343K low$442K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,812 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$271,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$26,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$245,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$271,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$314,922

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Colonial
CountyMarathon
Lot (acres)The size of the land the home sits on, from county records.3.00
RoofThe main material covering the roof, such as asphalt shingle or tile.Shingle
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 224 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Marathon Venture AcademyB-
Middle · Grades 6–8 · 5.8 mi
E
Marathon Elementary SchoolB
Elementary · Grades PK–5 · 5.8 mi
H
Marathon High SchoolA
High · Grades 9–12 · 6.1 mi

District: Marathon City School District

Neighborhood · ZIP 54455These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.85
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.77
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.11

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.19,404
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.79 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$94,086
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$109,347
Average tempThe average temperature here across a full year.43°F
Annual precipHow much rain and melted snow falls here in a typical year.33 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

138400 Spring Brook Rd measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth more than 82% of homes in Marathon County
  • Costs more per square foot than 84% of homes in Marathon County
  • Bigger than 69% of homes in Marathon County
  • Has a bigger lot than 81% of homes in Marathon County
  • Newer than 94% of homes in Marathon County

What homes are worth in Mosinee 54455

Each bar is how many homes fall in that price range. The marker is this home.

This home
$64K$828K

This home is worth more than 78% of homes in Mosinee 54455.

How it measures up in Mosinee 54455

The dot is this home. The mark in the middle is the typical home in Mosinee 54455.

Estimated value$392,647
CheaperTypical $293,214Pricier

Pricier than 78% of homes nearby

Price per ft²$204
CheaperTypical $167Pricier

Pricier than 73% of homes nearby

Living area1,928 ft²
SmallerTypical 1,883 ft²Bigger

Bigger than 53% of homes nearby

Lot size3 ac
SmallerTypical 0.76 acBigger

Bigger than 78% of homes nearby

Year built2003
OlderTypical 1979Newer

Newer than 87% of homes nearby

How 138400 Spring Brook Rd ranks against every home in each area.
MeasureThis homeMosinee 54455Marathon County
Estimated valuepricier than$392,64778% of homes82% of homes
Price per ft²pricier than$20473% of homes84% of homes
Living areabigger than1,928 ft²53% of homes69% of homes
Lot sizebigger than3 ac78% of homes81% of homes
Year builtnewer than200387% of homes94% of homes

About 138400 Spring Brook Rd

How much is 138400 Spring Brook Rd, Mosinee, WI worth?

The TopHap Estimate for 138400 Spring Brook Rd, Mosinee, WI is $392,647 as of Oct 21, 2026. The likely range is $343,355 to $441,939. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 138400 Spring Brook Rd, Mosinee, WI?

138400 Spring Brook Rd, Mosinee, WI has 3 bedrooms, 3 bathrooms, 1,928 square feet of living space and a 3.00-acre lot.

When was 138400 Spring Brook Rd, Mosinee, WI built?

138400 Spring Brook Rd, Mosinee, WI was built in 2003, making it 23 years old. It is a colonial home. The building has 2 stories.

What schools serve 138400 Spring Brook Rd, Mosinee, WI?

138400 Spring Brook Rd, Mosinee, WI is assigned to Marathon Venture Academy (middle), rated B-; Marathon Elementary School (elementary), rated B; Marathon High School (high), rated A. All sit in Marathon City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 138400 Spring Brook Rd, Mosinee, WI compare to other homes in Mosinee 54455?

Among the 8,105 homes in Mosinee 54455, it is worth more than 78% of them ($392,647 against a typical $293,214), its price per square foot is higher than 73% of them ($204 against a typical $167), it is bigger than 53% of them (1,928 ft² against a typical 1,883 ft²), its lot is bigger than 78% of them (3 ac against a typical 0.76 ac) and it is newer than 87% of them (2003 against a typical 1979). Measured against all of Marathon County, it is worth more than 82% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 138400 Spring Brook Rd, Mosinee, WI?

The 2025 property tax bill for 138400 Spring Brook Rd, Mosinee, WI was $3,812. The county assessed it at $271,500.

More homes on Spring Brook Rd

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More homes in Mosinee 54455

Assigned schools

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