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Single Family ResidenceResidential
$249,137$183 / 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 90How 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

456 DOUGLAS ST

JANESVILLE, WI 53545
3
Beds
1
Baths
1,364 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.
0.25 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.
1
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

$249K
$223K low$275K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,041 (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.$226,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$26,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$200,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$241,229

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
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.1950
Lot (acres)The size of the land the home sits on, from county records.0.25
HeatingThe type of heating system in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
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.Porch · 319 ft²

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.

E
Roosevelt Elementary SchoolA+
Elementary · Grades KG–5 · 0.2 mi
H
Craig High SchoolD+
High · Grades 9–12 · 0.3 mi
M
Edison Middle SchoolC
Middle · Grades 6–8 · 2.3 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%

Owner Tools

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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

456 Douglas 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 70% of homes in Janesville 53545
  • Costs less per square foot than 65% of homes in Janesville 53545
  • Older than 66% 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
$155K$701K

This home is worth more than 30% 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$249,137
CheaperTypical $280,930Pricier

Pricier than 30% of homes nearby

Price per ft²$183
CheaperTypical $202Pricier

Pricier than 35% of homes nearby

Living area1,364 ft²
SmallerTypical 1,436 ft²Bigger

Bigger than 44% of homes nearby

Lot size0.25 ac
SmallerTypical 0.23 acBigger

Bigger than 63% of homes nearby

Year built1949
OlderTypical 1958Newer

Newer than 36% of homes nearby

How 456 Douglas St ranks against every home in each area.
MeasureThis homeJanesville 53545Rock County
Estimated valuepricier than$249,13730% of homes38% of homes
Price per ft²pricier than$18335% of homes43% of homes
Living areabigger than1,364 ft²44% of homes49% of homes
Lot sizebigger than0.25 ac63% of homes48% of homes
Year builtnewer than194936% of homes34% of homes

About 456 Douglas St

How much is 456 Douglas St, Janesville, WI worth?

The TopHap Estimate for 456 Douglas St, Janesville, WI is $249,137 as of Sep 24, 2026. The likely range is $223,327 to $274,947. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 456 Douglas St, Janesville, WI last sell?

456 Douglas St, Janesville, WI last sold on Jul 22, 2009, according to the county's recorded deed.

How big is 456 Douglas St, Janesville, WI?

456 Douglas St, Janesville, WI has 3 bedrooms, 1 bathrooms, 1,364 square feet of living space and a 0.25-acre lot.

When was 456 Douglas St, Janesville, WI built?

456 Douglas St, Janesville, WI was built in 1949, making it 77 years old. It is a ranch home. The building has 1 story.

What schools serve 456 Douglas St, Janesville, WI?

456 Douglas St, Janesville, WI is assigned to Roosevelt Elementary School (elementary), rated A+; Craig High School (high), rated D+; 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 456 Douglas St, Janesville, WI compare to other homes in Janesville 53545?

Among the 7,842 homes in Janesville 53545, it is worth more than 30% of them ($249,137 against a typical $280,930), its price per square foot is higher than 35% of them ($183 against a typical $202), it is bigger than 44% of them (1,364 ft² against a typical 1,436 ft²), its lot is bigger than 63% of them (0.25 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 38% 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 456 Douglas St, Janesville, WI?

The 2025 property tax bill for 456 Douglas St, Janesville, WI was $4,041. The county assessed it at $226,900.

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