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Single Family ResidenceResidential
$428,834$324 / 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 94How 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

N136W21171 BONNIWELL RD

RICHFIELD, WI 53076
2
Beds
1
Baths
1,322 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.
3.97 ac
Lot SizeThe size of the land the home sits on, from county records.
1951
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$429K
$404K low$454K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,702 (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.$280,300 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$81,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$199,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$209,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$278,547

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

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.3.97
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

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 · 1.8 mi
H
Germantown High SchoolA
High · Grades 9–12 · 3.2 mi
M
Kennedy Middle SchoolB+
Middle · Grades 6–8 · 3.9 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%

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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

N136w21171 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 79% of homes in Richfield 53076
  • Costs more per square foot than 97% of homes in Washington County
  • Smaller than 96% of homes in Richfield 53076
  • Has a bigger lot than 86% of homes in Washington County
  • Older than 85% of homes in Washington County

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
$257K$1M

This home is worth more than 21% 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$428,834
CheaperTypical $556,084Pricier

Pricier than 21% of homes nearby

Price per ft²$324
CheaperTypical $247Pricier

Pricier than 89% of homes nearby

Living area1,322 ft²
SmallerTypical 2,125 ft²Bigger

Bigger than 4% of homes nearby

Lot size3.97 ac
SmallerTypical 1.72 acBigger

Bigger than 72% of homes nearby

Year built1951
OlderTypical 1972Newer

Newer than 22% of homes nearby

How N136w21171 Bonniwell Rd ranks against every home in each area.
MeasureThis homeRichfield 53076Washington County
Estimated valuepricier than$428,83421% of homes54% of homes
Price per ft²pricier than$32489% of homes97% of homes
Living areabigger than1,322 ft²4% of homes26% of homes
Lot sizebigger than3.97 ac72% of homes86% of homes
Year builtnewer than195122% of homes15% of homes

About N136w21171 Bonniwell Rd

How much is N136w21171 Bonniwell Rd, Richfield, WI worth?

The TopHap Estimate for N136w21171 Bonniwell Rd, Richfield, WI is $428,834 as of Aug 30, 2026. The likely range is $403,561 to $454,107. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is N136w21171 Bonniwell Rd, Richfield, WI?

N136w21171 Bonniwell Rd, Richfield, WI has 2 bedrooms, 1 bathrooms, 1,322 square feet of living space and a 3.97-acre lot.

When was N136w21171 Bonniwell Rd, Richfield, WI built?

N136w21171 Bonniwell Rd, Richfield, WI was built in 1951, making it 75 years old. The building has 1 story.

What schools serve N136w21171 Bonniwell Rd, Richfield, WI?

N136w21171 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 N136w21171 Bonniwell Rd, Richfield, WI compare to other homes in Richfield 53076?

Among the 1,443 homes in Richfield 53076, it is worth more than 21% of them ($428,834 against a typical $556,084), its price per square foot is higher than 89% of them ($324 against a typical $247), it is bigger than 4% of them (1,322 ft² against a typical 2,125 ft²), its lot is bigger than 72% of them (3.97 ac against a typical 1.72 ac) and it is newer than 22% of them (1951 against a typical 1972). Measured against all of Washington County, it is worth more than 54% 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 N136w21171 Bonniwell Rd, Richfield, WI?

The 2024 property tax bill for N136w21171 Bonniwell Rd, Richfield, WI was $3,702. The county assessed it at $280,300.

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