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Single Family ResidenceResidential
$665,498
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 91How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $284,000 on Aug 1, 2017

540 MARY WAY

SLINGER, WI 53086
0
Baths
0.32 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$665K
$604K low$727K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$284,000 · Aug 1, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,256 (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.$519,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$81,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$437,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$519,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$555,459

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.0.32
HeatingThe type of heating system in the home.None

Transaction History(3)

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
Slinger High SchoolA-
High · Grades 9–12 · 1.8 mi
M
Slinger Middle SchoolA-
Middle · Grades 6–8 · 2.5 mi
E
Allenton Elementary SchoolA+
Elementary · Grades PK–5 · 4.8 mi

District: Slinger School District

Neighborhood · ZIP 53086These 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.99
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 100.22

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.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.1.2%
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.7,604
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.345 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$101,873
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$142,150
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

540 Mary Way 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 88% of homes in Washington County
  • Has a smaller lot than 76% of homes in Slinger 53086

What homes are worth in Slinger 53086

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

This home
$181K$1M

This home is worth more than 85% of homes in Slinger 53086.

How it measures up in Slinger 53086

The dot is this home. The mark in the middle is the typical home in Slinger 53086.

Estimated value$665,498
CheaperTypical $461,667Pricier

Pricier than 85% of homes nearby

Lot size0.32 ac
SmallerTypical 0.53 acBigger

Bigger than 24% of homes nearby

How 540 Mary Way ranks against every home in each area.
MeasureThis homeSlinger 53086Washington County
Estimated valuepricier than$665,49885% of homes88% of homes
Lot sizebigger than0.32 ac24% of homes33% of homes

About 540 Mary Way

How much is 540 Mary Way, Slinger, WI worth?

The TopHap Estimate for 540 Mary Way, Slinger, WI is $665,498 as of Sep 24, 2026. The likely range is $604,430 to $726,566. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 540 Mary Way, Slinger, WI last sell?

540 Mary Way, Slinger, WI last sold on Aug 1, 2017 for $284,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

What schools serve 540 Mary Way, Slinger, WI?

540 Mary Way, Slinger, WI is assigned to Slinger High School (high), rated A-; Slinger Middle School (middle), rated A-; Allenton Elementary School (elementary), rated A+. All sit in Slinger School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 540 Mary Way, Slinger, WI compare to other homes in Slinger 53086?

Among the 3,670 homes in Slinger 53086, it is worth more than 85% of them ($665,498 against a typical $461,667) and its lot is bigger than 24% of them (0.32 ac against a typical 0.53 ac). Measured against all of Washington County, it is worth more than 88% 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 540 Mary Way, Slinger, WI?

The 2025 property tax bill for 540 Mary Way, Slinger, WI was $6,256. The county assessed it at $519,000.

More homes on Mary Way

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More homes in Slinger 53086

Assigned schools

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