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Single Family ResidenceResidential
$98,272$88 / 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 82How 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 $80,000 on Oct 4, 2024

308 S FRANKLIN ST

JANESVILLE, WI 53548
2
Beds
2
Baths
1,118 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1885
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$98K
$81K low$116K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$80,000 · Oct 4, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,599 (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.$103,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$10,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$93,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$103,600

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.Old Style
CountyRock
Lot (acres)The size of the land the home sits on, from county records.0.14
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 174 ft²

Transaction History(2)

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
Wilson Elementary SchoolD
Elementary · Grades KG–5 · 0.4 mi
M
Franklin Middle SchoolC-
Middle · Grades 6–8 · 1.6 mi
H
Parker High SchoolD+
High · Grades 9–12 · 2.2 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

308 S Franklin 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 98% of homes in Janesville 53548
  • Costs less per square foot than 98% of homes in Rock County
  • Smaller than 79% of homes in Janesville 53548
  • Has a smaller lot than 93% of homes in Rock County
  • Older than 96% 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
$98K$738K

This home is worth more than 2% 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$98,272
CheaperTypical $279,419Pricier

Pricier than 2% of homes nearby

Price per ft²$88
CheaperTypical $193Pricier

Pricier than 4% of homes nearby

Living area1,118 ft²
SmallerTypical 1,452 ft²Bigger

Bigger than 21% of homes nearby

Lot size0.14 ac
SmallerTypical 0.25 acBigger

Bigger than 9% of homes nearby

Year built1885
OlderTypical 1963Newer

Newer than 9% of homes nearby

How 308 S Franklin St ranks against every home in each area.
MeasureThis homeJanesville 53548Rock County
Estimated valuepricier than$98,2722% of homes2% of homes
Price per ft²pricier than$884% of homes2% of homes
Living areabigger than1,118 ft²21% of homes26% of homes
Lot sizebigger than0.14 ac9% of homes7% of homes
Year builtnewer than18859% of homes4% of homes

About 308 S Franklin St

How much is 308 S Franklin St, Janesville, WI worth?

The TopHap Estimate for 308 S Franklin St, Janesville, WI is $98,272 as of Sep 24, 2026. The likely range is $80,601 to $115,943. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 308 S Franklin St, Janesville, WI last sell?

308 S Franklin St, Janesville, WI last sold on Oct 4, 2024 for $80,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 308 S Franklin St, Janesville, WI?

308 S Franklin St, Janesville, WI has 2 bedrooms, 2 bathrooms, 1,118 square feet of living space and a 0.14-acre lot.

When was 308 S Franklin St, Janesville, WI built?

308 S Franklin St, Janesville, WI was built in 1885, making it 141 years old. It is a old style home. The building has 2 stories.

What schools serve 308 S Franklin St, Janesville, WI?

308 S Franklin St, Janesville, WI is assigned to Wilson Elementary School (elementary), rated D; Franklin Middle School (middle), rated C-; 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 308 S Franklin St, Janesville, WI compare to other homes in Janesville 53548?

Among the 6,715 homes in Janesville 53548, it is worth more than 2% of them ($98,272 against a typical $279,419), its price per square foot is higher than 4% of them ($88 against a typical $193), it is bigger than 21% of them (1,118 ft² against a typical 1,452 ft²), its lot is bigger than 9% of them (0.14 ac against a typical 0.25 ac) and it is newer than 9% of them (1885 against a typical 1963). Measured against all of Rock County, it is worth more than 2% 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 308 S Franklin St, Janesville, WI?

The 2025 property tax bill for 308 S Franklin St, Janesville, WI was $1,599. The county assessed it at $103,600.

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