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Single Family ResidenceResidential
$474,561$203 / 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 $320,000 on Mar 3, 2020

N136W20456 BONNIWELL RD

RICHFIELD, WI 53076
4
Beds
3 / 1
Baths
2,336 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.
0.5 ac
Lot SizeThe size of the land the home sits on, from county records.
1976
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$475K
$450K low$499K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$320,000 · Mar 3, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,678 (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.$312,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$65,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$247,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$436,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$448,450

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyWashington
Lot (acres)The size of the land the home sits on, from county records.0.50
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
FireplaceWhether the home has a fireplace, and what kind.Yes

Transaction History(2)

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
Rockfield Elementary SchoolA+
Elementary · Grades PK–5 · 1.4 mi
H
Germantown High SchoolA
High · Grades 9–12 · 3.0 mi
M
Kennedy Middle SchoolB+
Middle · Grades 6–8 · 3.6 mi

District: Germantown School District

Neighborhood · ZIP 53076These 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.43
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.79
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.25

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.2.0%
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.4,197
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.190 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$106,874
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$122,406
Average tempThe average temperature here across a full year.46°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%

Owner Tools

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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

N136w20456 Bonniwell 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 less than 69% of homes in Richfield 53076
  • Costs less per square foot than 81% of homes in Richfield 53076
  • Bigger than 81% of homes in Washington County
  • Has a smaller lot than 94% of homes in Richfield 53076
  • Newer than 67% of homes in Richfield 53076

What homes are worth in Richfield 53076

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

This home
$249K$1M

This home is worth more than 31% of homes in Richfield 53076.

How it measures up in Richfield 53076

The dot is this home. The mark in the middle is the typical home in Richfield 53076.

Estimated value$474,561
CheaperTypical $553,709Pricier

Pricier than 31% of homes nearby

Price per ft²$203
CheaperTypical $247Pricier

Pricier than 19% of homes nearby

Living area2,336 ft²
SmallerTypical 2,136 ft²Bigger

Bigger than 55% of homes nearby

Lot size0.5 ac
SmallerTypical 1.71 acBigger

Bigger than 6% of homes nearby

Year built1976
OlderTypical 1972Newer

Newer than 67% of homes nearby

How N136w20456 Bonniwell Rd ranks against every home in each area.
MeasureThis homeRichfield 53076Washington County
Estimated valuepricier than$474,56131% of homes65% of homes
Price per ft²pricier than$20319% of homes39% of homes
Living areabigger than2,336 ft²55% of homes81% of homes
Lot sizebigger than0.5 ac6% of homes52% of homes
Year builtnewer than197667% of homes41% of homes

About N136w20456 Bonniwell Rd

How much is N136w20456 Bonniwell Rd, Richfield, WI worth?

The TopHap Estimate for N136w20456 Bonniwell Rd, Richfield, WI is $474,561 as of Aug 30, 2026. The likely range is $450,292 to $498,830. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did N136w20456 Bonniwell Rd, Richfield, WI last sell?

N136w20456 Bonniwell Rd, Richfield, WI last sold on Mar 3, 2020 for $320,000, according to the county's recorded deed.

How big is N136w20456 Bonniwell Rd, Richfield, WI?

N136w20456 Bonniwell Rd, Richfield, WI has 4 bedrooms, 3 bathrooms, 2,336 square feet of living space and a 0.50-acre lot.

When was N136w20456 Bonniwell Rd, Richfield, WI built?

N136w20456 Bonniwell Rd, Richfield, WI was built in 1976, making it 50 years old. The building has 2 stories.

What schools serve N136w20456 Bonniwell Rd, Richfield, WI?

N136w20456 Bonniwell Rd, Richfield, WI is assigned to Rockfield Elementary School (elementary), rated A+; Germantown High School (high), rated A; Kennedy Middle School (middle), rated B+. All sit in Germantown School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does N136w20456 Bonniwell Rd, Richfield, WI compare to other homes in Richfield 53076?

Among the 1,443 homes in Richfield 53076, it is worth more than 31% of them ($474,561 against a typical $553,709), its price per square foot is higher than 19% of them ($203 against a typical $247), it is bigger than 55% of them (2,336 ft² against a typical 2,136 ft²), its lot is bigger than 6% of them (0.5 ac against a typical 1.71 ac) and it is newer than 67% of them (1976 against a typical 1972). Measured against all of Washington County, it is worth more than 65% 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 N136w20456 Bonniwell Rd, Richfield, WI?

The 2025 property tax bill for N136w20456 Bonniwell Rd, Richfield, WI was $5,678. The county assessed it at $312,000.

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