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Single Family ResidenceResidential
$263,861$202 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $198,000 on Feb 27, 2023

539 S FREMONT ST

JANESVILLE, WI 53545
3
Beds
1
Baths
1,309 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.
0.3 ac
Lot SizeThe size of the land the home sits on, from county records.
1949
Year BuiltThe year the home was originally built, according to county records.
2
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

$264K
$245K low$282K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$198,000 · Feb 27, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,322 (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.$198,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$25,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$172,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$198,700

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.1957
Lot (acres)The size of the land the home sits on, from county records.0.30
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 25 ft²Patio · 25 ft²Porch · 72 ft²

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.

H
Craig High SchoolC
High · Grades 9–12 · 0.3 mi
E
Roosevelt Elementary SchoolA
Elementary · Grades KG–5 · 0.4 mi
M
Edison Middle SchoolC
Middle · Grades 6–8 · 2.2 mi

District: Janesville School District

Neighborhood · ZIP 53545These 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.97
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
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.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.0%
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.22,576
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.928 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$73,159
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$89,377
Average tempThe average temperature here across a full year.47°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

539 S Fremont 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.

  • Has a bigger lot than 74% of homes in Janesville 53545
  • Older than 67% of homes in Rock County

What homes are worth in Janesville 53545

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

This home
$149K$829K

This home is worth more than 38% of homes in Janesville 53545.

How it measures up in Janesville 53545

The dot is this home. The mark in the middle is the typical home in Janesville 53545.

Estimated value$263,861
CheaperTypical $284,080Pricier

Pricier than 38% of homes nearby

Price per ft²$202
CheaperTypical $202Pricier

Pricier than 49% of homes nearby

Living area1,309 ft²
SmallerTypical 1,430 ft²Bigger

Bigger than 39% of homes nearby

Lot size0.3 ac
SmallerTypical 0.23 acBigger

Bigger than 74% of homes nearby

Year built1949
OlderTypical 1958Newer

Newer than 36% of homes nearby

How 539 S Fremont St ranks against every home in each area.
MeasureThis homeJanesville 53545Rock County
Estimated valuepricier than$263,86138% of homes44% of homes
Price per ft²pricier than$20249% of homes58% of homes
Living areabigger than1,309 ft²39% of homes44% of homes
Lot sizebigger than0.3 ac74% of homes59% of homes
Year builtnewer than194936% of homes33% of homes

About 539 S Fremont St

How much is 539 S Fremont St, Janesville, WI worth?

The TopHap Estimate for 539 S Fremont St, Janesville, WI is $263,861 as of Jul 14, 2026. The likely range is $245,492 to $282,230. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 539 S Fremont St, Janesville, WI last sell?

539 S Fremont St, Janesville, WI last sold on Feb 27, 2023 for $198,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 539 S Fremont St, Janesville, WI?

539 S Fremont St, Janesville, WI has 3 bedrooms, 1 bathrooms, 1,309 square feet of living space and a 0.30-acre lot.

When was 539 S Fremont St, Janesville, WI built?

539 S Fremont St, Janesville, WI was built in 1949, making it 77 years old. It is a cape cod home. The building has 2 stories.

What schools serve 539 S Fremont St, Janesville, WI?

539 S Fremont St, Janesville, WI is assigned to Craig High School (high), rated C; Roosevelt Elementary School (elementary), rated A; Edison Middle School (middle), rated C. All sit in Janesville School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 539 S Fremont St, Janesville, WI compare to other homes in Janesville 53545?

Among the 7,842 homes in Janesville 53545, it is worth more than 38% of them ($263,861 against a typical $284,080), its price per square foot is higher than 49% of them ($202 against a typical $202), it is bigger than 39% of them (1,309 ft² against a typical 1,430 ft²), its lot is bigger than 74% of them (0.3 ac against a typical 0.23 ac) and it is newer than 36% of them (1949 against a typical 1958). Measured against all of Rock County, it is worth more than 44% 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 539 S Fremont St, Janesville, WI?

The 2025 property tax bill for 539 S Fremont St, Janesville, WI was $3,322. The county assessed it at $198,700.

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