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Single Family ResidenceResidential
$194,085$154 / 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 92How 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 $136,000 on Jul 9, 2020

104 N WALNUT ST

JANESVILLE, WI 53548
2
Beds
1.5
Baths
1,260 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1938
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$194K
$179K low$209K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$136,000 · Jul 9, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,596 (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.$158,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$16,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$142,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$168,616

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.Cape Cod
CountyROCK
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.1946
Lot (acres)The size of the land the home sits on, from county records.0.19
HeatingThe type of heating system in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 200 ft²Patio · 200 ft²Porch · 45 ft²

Transaction History(1)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(7)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Madison Elementary SchoolD+
Elementary · Grades KG–5 · 0.5 mi
M
Franklin Middle SchoolD
Middle · Grades 6–8 · 0.6 mi
H
Parker High SchoolD-
High · Grades 9–12 · 1.2 mi

District: Janesville School District

Neighborhood · ZIP 53548These 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.92
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.30

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.20,818
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.284 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,018
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$85,665
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

104 N Walnut 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.

  • Worth less than 79% of homes in Rock County
  • Costs less per square foot than 73% of homes in Rock County
  • Smaller than 65% of homes in Janesville 53548
  • Has a smaller lot than 76% of homes in Rock County
  • Older than 73% of homes in Rock County

What homes are worth in Janesville 53548

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

This home
$104K$793K

This home is worth more than 23% of homes in Janesville 53548.

How it measures up in Janesville 53548

The dot is this home. The mark in the middle is the typical home in Janesville 53548.

Estimated value$194,085
CheaperTypical $281,008Pricier

Pricier than 23% of homes nearby

Price per ft²$154
CheaperTypical $193Pricier

Pricier than 30% of homes nearby

Living area1,260 ft²
SmallerTypical 1,448 ft²Bigger

Bigger than 35% of homes nearby

Lot size0.19 ac
SmallerTypical 0.24 acBigger

Bigger than 27% of homes nearby

Year built1938
OlderTypical 1963Newer

Newer than 33% of homes nearby

How 104 N Walnut St ranks against every home in each area.
MeasureThis homeJanesville 53548Rock County
Estimated valuepricier than$194,08523% of homes21% of homes
Price per ft²pricier than$15430% of homes27% of homes
Living areabigger than1,260 ft²35% of homes41% of homes
Lot sizebigger than0.19 ac27% of homes24% of homes
Year builtnewer than193833% of homes27% of homes

About 104 N Walnut St

How much is 104 N Walnut St, Janesville, WI worth?

The TopHap Estimate for 104 N Walnut St, Janesville, WI is $194,085 as of Sep 24, 2026. The likely range is $179,022 to $209,148. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 104 N Walnut St, Janesville, WI last sell?

104 N Walnut St, Janesville, WI last sold on Jul 9, 2020 for $136,000, according to the county's recorded deed.

How big is 104 N Walnut St, Janesville, WI?

104 N Walnut St, Janesville, WI has 2 bedrooms, 1.5 bathrooms, 1,260 square feet of living space and a 0.19-acre lot.

When was 104 N Walnut St, Janesville, WI built?

104 N Walnut St, Janesville, WI was built in 1938, making it 88 years old. It is a cape cod home. The building has 1 story.

What schools serve 104 N Walnut St, Janesville, WI?

104 N Walnut St, Janesville, WI is assigned to Madison Elementary School (elementary), rated D+; Franklin Middle School (middle), rated D; Parker High School (high), rated D-. All sit in Janesville School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 104 N Walnut St, Janesville, WI compare to other homes in Janesville 53548?

Among the 6,715 homes in Janesville 53548, it is worth more than 23% of them ($194,085 against a typical $281,008), its price per square foot is higher than 30% of them ($154 against a typical $193), it is bigger than 35% of them (1,260 ft² against a typical 1,448 ft²), its lot is bigger than 27% of them (0.19 ac against a typical 0.24 ac) and it is newer than 33% of them (1938 against a typical 1963). Measured against all of Rock County, it is worth more than 21% 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 104 N Walnut St, Janesville, WI?

The 2025 property tax bill for 104 N Walnut St, Janesville, WI was $2,596. The county assessed it at $158,600.

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