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Duplex (2 Units, Any Combination)Residential
Last sold for $275,000 on May 9, 2022

812 JOHN ST

WAUKESHA, WI 53188
4
Beds
2
Baths
2,236 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1964
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.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$275,000 · May 9, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,015 (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.$353,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$54,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$298,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$273,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$362,517

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
CountyWAUKESHA
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.1989
Lot (acres)The size of the land the home sits on, from county records.0.23
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
ViewThe type of view from the property, or another feature of the site that affects value.Traffic
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 20 ft²Patio · 20 ft²Porch · 40 ft²

Transaction History(5)

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.

M
Butler Middle SchoolC
Middle · Grades 6–8 · 0.3 mi
E
Lowell Elementary SchoolB
Elementary · Grades PK–5 · 0.8 mi
H
North High SchoolB
High · Grades 9–12 · 1.0 mi

District: Waukesha School District

Neighborhood · ZIP 53188These 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.88
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.75
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.24

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.2%
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.37,559
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,406 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$91,080
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$104,714
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.35 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

812 John St 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.

  • Bigger than 74% of homes in Waukesha 53188
  • Has a smaller lot than 86% of homes in Waukesha County
  • Older than 70% of homes in Waukesha 53188

How it measures up in Waukesha 53188

The dot is this home. The mark in the middle is the typical home in Waukesha 53188.

Living area2,236 ft²
SmallerTypical 1,696 ft²Bigger

Bigger than 74% of homes nearby

Lot size0.23 ac
SmallerTypical 0.3 acBigger

Bigger than 30% of homes nearby

Year built1964
OlderTypical 1979Newer

Newer than 30% of homes nearby

How 812 John St ranks against every home in each area.
MeasureThis homeWaukesha 53188Waukesha County
Living areabigger than2,236 ft²74% of homes70% of homes
Lot sizebigger than0.23 ac30% of homes14% of homes
Year builtnewer than196430% of homes36% of homes

About 812 John St

When did 812 John St, Waukesha, WI last sell?

812 John St, Waukesha, WI last sold on May 9, 2022 for $275,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 812 John St, Waukesha, WI?

812 John St, Waukesha, WI has 4 bedrooms, 2 bathrooms, 2,236 square feet of living space and a 0.23-acre lot.

When was 812 John St, Waukesha, WI built?

812 John St, Waukesha, WI was built in 1964, making it 62 years old. It is a duplex single home. The building has 2 stories.

What schools serve 812 John St, Waukesha, WI?

812 John St, Waukesha, WI is assigned to Butler Middle School (middle), rated C; Lowell Elementary School (elementary), rated B; North High School (high), rated B. All sit in Waukesha School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 812 John St, Waukesha, WI compare to other homes in Waukesha 53188?

Among the 10,638 homes in Waukesha 53188, it is bigger than 74% of them (2,236 ft² against a typical 1,696 ft²), its lot is bigger than 30% of them (0.23 ac against a typical 0.3 ac) and it is newer than 30% of them (1964 against a typical 1979). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 812 John St, Waukesha, WI?

The 2025 property tax bill for 812 John St, Waukesha, WI was $5,015. The county assessed it at $353,200.

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