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Single Family ResidenceResidential
$253,130$194 / 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 Sep 24, 2026
Last sold for $215,100 on Aug 16, 2022

4618 BONNER LN

MADISON, WI 53704
3
Beds
2
Baths
1,305 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1971
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$253K
$239K low$267K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$215,100 · Aug 16, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,750 (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.$274,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$86,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$187,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$253,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$216,311

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.Ranch
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.1989
Lot (acres)The size of the land the home sits on, from county records.0.20
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
CoolingThe type of cooling or air conditioning in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Traffic

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.

E
Lindbergh Elementary SchoolD-
Elementary · Grades PK–5 · 0.1 mi
M
Black Hawk Middle SchoolD-
Middle · Grades 6–8 · 0.9 mi
H
East High SchoolD-
High · Grades 9–12 · 3.7 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

4618 Bonner Ln 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 91% of homes in Dane County
  • Costs less per square foot than 85% of homes in Dane County
  • Smaller than 76% of homes in Dane County
  • Has a smaller lot than 68% of homes in Dane County
  • Newer than 65% of homes in Madison 53704

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
$181K$1.2M

This home is worth more than 14% 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$253,130
CheaperTypical $348,123Pricier

Pricier than 14% of homes nearby

Price per ft²$194
CheaperTypical $236Pricier

Pricier than 16% of homes nearby

Living area1,305 ft²
SmallerTypical 1,500 ft²Bigger

Bigger than 36% of homes nearby

Lot size0.21 ac
SmallerTypical 0.19 acBigger

Bigger than 56% of homes nearby

Year built1971
OlderTypical 1960Newer

Newer than 65% of homes nearby

How 4618 Bonner Ln ranks against every home in each area.
MeasureThis homeMadison 53704Dane County
Estimated valuepricier than$253,13014% of homes9% of homes
Price per ft²pricier than$19416% of homes15% of homes
Living areabigger than1,305 ft²36% of homes24% of homes
Lot sizebigger than0.21 ac56% of homes32% of homes
Year builtnewer than197165% of homes45% of homes

About 4618 Bonner Ln

How much is 4618 Bonner Ln, Madison, WI worth?

The TopHap Estimate for 4618 Bonner Ln, Madison, WI is $253,130 as of Sep 24, 2026. The likely range is $239,251 to $267,009. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4618 Bonner Ln, Madison, WI last sell?

4618 Bonner Ln, Madison, WI last sold on Aug 16, 2022 for $215,100, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 4618 Bonner Ln, Madison, WI?

4618 Bonner Ln, Madison, WI has 3 bedrooms, 2 bathrooms, 1,305 square feet of living space and a 0.20-acre lot.

When was 4618 Bonner Ln, Madison, WI built?

4618 Bonner Ln, Madison, WI was built in 1971, making it 55 years old. It is a ranch home. The building has 1 story.

What schools serve 4618 Bonner Ln, Madison, WI?

4618 Bonner Ln, Madison, WI is assigned to Lindbergh Elementary School (elementary), rated D-; Black Hawk Middle School (middle), rated D-; East High School (high), rated D-. All sit in Madison Metropolitan School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4618 Bonner Ln, Madison, WI compare to other homes in Madison 53704?

Among the 15,799 homes in Madison 53704, it is worth more than 14% of them ($253,130 against a typical $348,123), its price per square foot is higher than 16% of them ($194 against a typical $236), it is bigger than 36% of them (1,305 ft² against a typical 1,500 ft²), its lot is bigger than 56% of them (0.21 ac against a typical 0.19 ac) and it is newer than 65% of them (1971 against a typical 1960). Measured against all of Dane County, it is worth more than 9% 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 4618 Bonner Ln, Madison, WI?

The 2025 property tax bill for 4618 Bonner Ln, Madison, WI was $4,750. The county assessed it at $274,200.

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