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Single Family ResidenceResidential
$276,350$195 / 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 95How 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 $221,100 on Dec 1, 2022

421 TROY DR

MADISON, WI 53704
3
Beds
2 / 1
Baths
1,420 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.
0.42 ac
Lot SizeThe size of the land the home sits on, from county records.
1930
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$276K
$263K low$290K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$221,100 · Dec 1, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,719 (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.$286,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$89,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$197,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$286,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$286,500

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.Bungalow
CountyDane
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1973
Lot (acres)The size of the land the home sits on, from county records.0.42
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.None
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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.

E
Mendota Elementary SchoolC+
Elementary · Grades PK–5 · 0.5 mi
M
Black Hawk Middle SchoolC-
Middle · Grades 6–8 · 1.4 mi
H
East High SchoolA-
High · Grades 9–12 · 3.1 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%

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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

421 Troy 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 less than 82% of homes in Dane County
  • Costs less per square foot than 70% of homes in Dane County
  • Smaller than 86% of homes in Lerdahl Park
  • Has a bigger lot than 91% of homes in Madison 53704
  • Older than 91% of homes in Lerdahl Park

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
$127K$1.2M

This home is worth more than 37% 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$276,350
CheaperTypical $308,280Pricier

Pricier than 37% of homes nearby

Price per ft²$195
CheaperTypical $215Pricier

Pricier than 37% of homes nearby

Living area1,420 ft²
SmallerTypical 1,500 ft²Bigger

Bigger than 44% of homes nearby

Lot size0.42 ac
SmallerTypical 0.19 acBigger

Bigger than 91% of homes nearby

Year built1930
OlderTypical 1960Newer

Newer than 23% of homes nearby

How 421 Troy Dr ranks against every home in each area.
MeasureThis homeLerdahl ParkMadison 53704Dane County
Estimated valuepricier than$276,35022% of homes37% of homes18% of homes
Price per ft²pricier than$19559% of homes37% of homes30% of homes
Living areabigger than1,420 ft²14% of homes44% of homes32% of homes
Lot sizebigger than0.42 ac89% of homes91% of homes77% of homes
Year builtnewer than19309% of homes23% of homes13% of homes

About 421 Troy Dr

How much is 421 Troy Dr, Madison, WI worth?

The TopHap Estimate for 421 Troy Dr, Madison, WI is $276,350 as of Aug 30, 2026. The likely range is $263,189 to $289,511. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 Troy Dr, Madison, WI last sell?

421 Troy Dr, Madison, WI last sold on Dec 1, 2022 for $221,100, according to the county's recorded deed.

How big is 421 Troy Dr, Madison, WI?

421 Troy Dr, Madison, WI has 3 bedrooms, 2 bathrooms, 1,420 square feet of living space and a 0.42-acre lot.

When was 421 Troy Dr, Madison, WI built?

421 Troy Dr, Madison, WI was built in 1930, making it 96 years old. It is a bungalow home. The building has 2 stories.

What schools serve 421 Troy Dr, Madison, WI?

421 Troy Dr, Madison, WI is assigned to Mendota Elementary School (elementary), rated C+; Black Hawk Middle School (middle), rated C-; East High School (high), rated A-. All sit in Madison Metropolitan School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 Troy Dr, Madison, WI compare to other homes in Madison 53704?

Among the 15,795 homes in Madison 53704, it is worth more than 37% of them ($276,350 against a typical $308,280), its price per square foot is higher than 37% of them ($195 against a typical $215), it is bigger than 44% of them (1,420 ft² against a typical 1,500 ft²), its lot is bigger than 91% of them (0.42 ac against a typical 0.19 ac) and it is newer than 23% of them (1930 against a typical 1960). Measured against all of Dane County, it is worth more than 18% 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 421 Troy Dr, Madison, WI?

The 2024 property tax bill for 421 Troy Dr, Madison, WI was $4,719. The county assessed it at $286,500.

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