Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$929,120$516 / 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 97How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $570,000 on Aug 9, 2022

21 HARBORT DR

MADISON, WI 53704
3
Beds
2
Baths
1,800 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
3
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$929K
$900K low$958K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$570,000 · Aug 9, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,156 (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.$559,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$218,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$341,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$559,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$808,900

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.Ranch
CountyDane
Lot (acres)The size of the land the home sits on, from county records.0.20
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.None
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

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

H
East High SchoolA-
High · Grades 9–12 · 0.7 mi
M
Sherman Middle SchoolD-
Middle · Grades 6–8 · 1.2 mi
E
Lake View Elementary SchoolC-
Elementary · Grades KG–5 · 2.4 mi

District: Madison Metropolitan School District

Neighborhood · ZIP 53704These 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.124
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.21

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.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
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.49,468
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,132 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$76,243
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$93,732
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%

Owner Tools

Do you own this home?
Claim this home

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

21 Harbort Dr 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 97% of homes in Madison 53704
  • Among the highest price per square foot in Dane County
  • Bigger than 70% of homes in Madison 53704
  • Has a smaller lot than 69% of homes in Dane County

What homes are worth in Madison 53704

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

This home
$126K$1.2M

This home is worth more than 97% of homes in Madison 53704.

How it measures up in Madison 53704

The dot is this home. The mark in the middle is the typical home in Madison 53704.

Estimated value$929,120
CheaperTypical $307,250Pricier

Pricier than 97% of homes nearby

Price per ft²$516
CheaperTypical $217Pricier

Pricier than 98% of homes nearby

Living area1,800 ft²
SmallerTypical 1,498 ft²Bigger

Bigger than 70% of homes nearby

Lot size0.2 ac
SmallerTypical 0.19 acBigger

Bigger than 54% of homes nearby

How 21 Harbort Dr ranks against every home in each area.
MeasureThis homeMadison 53704Dane County
Estimated valuepricier than$929,12097% of homes96% of homes
Price per ft²pricier than$51698% of homesalmost all homes
Living areabigger than1,800 ft²70% of homes57% of homes
Lot sizebigger than0.2 ac54% of homes31% of homes

About 21 Harbort Dr

How much is 21 Harbort Dr, Madison, WI worth?

The TopHap Estimate for 21 Harbort Dr, Madison, WI is $929,120 as of Aug 30, 2026. The likely range is $900,419 to $957,821. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Harbort Dr, Madison, WI last sell?

21 Harbort Dr, Madison, WI last sold on Aug 9, 2022 for $570,000, according to the county's recorded deed.

How big is 21 Harbort Dr, Madison, WI?

21 Harbort Dr, Madison, WI has 3 bedrooms, 2 bathrooms, 1,800 square feet of living space and a 0.20-acre lot.

What schools serve 21 Harbort Dr, Madison, WI?

21 Harbort Dr, Madison, WI is assigned to East High School (high), rated A-; Sherman Middle School (middle), rated D-; Lake View Elementary School (elementary), rated C-. All sit in Madison Metropolitan School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Harbort Dr, Madison, WI compare to other homes in Madison 53704?

Among the 15,795 homes in Madison 53704, it is worth more than 97% of them ($929,120 against a typical $307,250), its price per square foot is higher than 98% of them ($516 against a typical $217), it is bigger than 70% of them (1,800 ft² against a typical 1,498 ft²) and its lot is bigger than 54% of them (0.2 ac against a typical 0.19 ac). Measured against all of Dane County, it is worth more than 96% 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 21 Harbort Dr, Madison, WI?

The 2025 property tax bill for 21 Harbort Dr, Madison, WI was $14,156. The county assessed it at $559,100.

More homes on Harbort Dr

Closest homes

More homes in Madison 53704

Assigned schools

Explore the area

See this home in context

Open 21 Harbort Dr on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map