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CondominiumResidential
$71,936
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 67How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026

100 WISCONSIN AVE # S20

MADISON, WI 53703
Building report
0
Baths

Valuation

$72K
$48K low$95K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$86 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$9,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$8,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$9,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$9,600

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
CountyDane
HeatingThe type of heating system in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

E
Franklin Elementary School
Elementary · Grades PK–2 · 1.4 mi
H
West High SchoolD+
High · Grades 9–12 · 2.1 mi
M
Velma Hamilton Middle SchoolA
Middle · Grades 6–8 · 3.8 mi

District: Madison Metropolitan School District

Neighborhood · ZIP 53703These 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.167
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.78
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.26

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.39%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.35%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.40,725
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.21,930 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$49,802
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$85,168
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.34 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

100 Wisconsin Ave # S20 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 less than 98% of homes in Dane County

What homes are worth in Madison 53703

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

This home
$30K$1.5M

This home is worth more than 41% of homes in Madison 53703.

How it measures up in Madison 53703

The dot is this home. The mark in the middle is the typical home in Madison 53703.

Estimated value$71,936
CheaperTypical $316,401Pricier

Pricier than 41% of homes nearby

How 100 Wisconsin Ave # S20 ranks against every home in each area.
MeasureThis homeCapitolMadison 53703Dane County
Estimated valuepricier than$71,93655% of homes41% of homes2% of homes

About 100 Wisconsin Ave # S20

How much is 100 Wisconsin Ave # S20, Madison, WI worth?

The TopHap Estimate for 100 Wisconsin Ave # S20, Madison, WI is $71,936 as of Sep 24, 2026. The likely range is $48,496 to $95,376. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

What schools serve 100 Wisconsin Ave # S20, Madison, WI?

100 Wisconsin Ave # S20, Madison, WI is assigned to Franklin Elementary School (elementary); West High School (high), rated D+; Velma Hamilton Middle School (middle), rated A. All sit in Madison Metropolitan School District. Attendance boundaries change — confirm with the district before relying on an assignment.

What are the property taxes on 100 Wisconsin Ave # S20, Madison, WI?

The 2024 property tax bill for 100 Wisconsin Ave # S20, Madison, WI was $86. The county assessed it at $9,600.

More homes on Wisconsin Ave # S20

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More homes in Madison 53703

Assigned schools

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