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Single Family ResidenceResidential
$346,346$238 / 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 97How 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 $265,000 on Oct 26, 2022

1135 ALPINE DR

JANESVILLE, WI 53546
3
Beds
2
Baths
1,458 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.
0.36 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
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

$346K
$336K low$357K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$265,000 · Oct 26, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,021 (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.$292,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$47,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$245,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$310,972

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.16 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

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
Lot (acres)The size of the land the home sits on, from county records.0.36
HeatingThe type of heating system in the home.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.Deck · 226 ft²Patio · 217 ft²Porch · 24 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
Harrison Elementary SchoolB+
Elementary · Grades KG–5 · 0.7 mi
M
Marshall Middle SchoolC+
Middle · Grades 6–8 · 1.4 mi
H
Craig High SchoolD+
High · Grades 9–12 · 2.4 mi

District: Janesville School District

Neighborhood · ZIP 53546These 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.102
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.32

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.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.31,634
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.403 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$73,028
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$85,718
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

1135 Alpine Dr 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 more than 68% of homes in Rock County
  • Costs more per square foot than 79% of homes in Rock County
  • Has a bigger lot than 79% of homes in Janesville 53546
  • Newer than 72% of homes in Rock County

What homes are worth in Janesville 53546

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

This home
$150K$552K

This home is worth more than 66% of homes in Janesville 53546.

How it measures up in Janesville 53546

The dot is this home. The mark in the middle is the typical home in Janesville 53546.

Estimated value$346,346
CheaperTypical $307,749Pricier

Pricier than 66% of homes nearby

Price per ft²$238
CheaperTypical $219Pricier

Pricier than 67% of homes nearby

Living area1,458 ft²
SmallerTypical 1,360 ft²Bigger

Bigger than 59% of homes nearby

Lot size0.36 ac
SmallerTypical 0.25 acBigger

Bigger than 79% of homes nearby

Year built1984
OlderTypical 1985Newer

Newer than 48% of homes nearby

How 1135 Alpine Dr ranks against every home in each area.
MeasureThis homeJanesville 53546Rock County
Estimated valuepricier than$346,34666% of homes68% of homes
Price per ft²pricier than$23867% of homes79% of homes
Living areabigger than1,458 ft²59% of homes58% of homes
Lot sizebigger than0.36 ac79% of homes68% of homes
Year builtnewer than198448% of homes72% of homes

About 1135 Alpine Dr

How much is 1135 Alpine Dr, Janesville, WI worth?

The TopHap Estimate for 1135 Alpine Dr, Janesville, WI is $346,346 as of Sep 24, 2026. The likely range is $335,899 to $356,793. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1135 Alpine Dr, Janesville, WI last sell?

1135 Alpine Dr, Janesville, WI last sold on Oct 26, 2022 for $265,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 1135 Alpine Dr, Janesville, WI?

1135 Alpine Dr, Janesville, WI has 3 bedrooms, 2 bathrooms, 1,458 square feet of living space and a 0.36-acre lot.

When was 1135 Alpine Dr, Janesville, WI built?

1135 Alpine Dr, Janesville, WI was built in 1984, making it 42 years old. It is a ranch home. The building has 1 story.

What schools serve 1135 Alpine Dr, Janesville, WI?

1135 Alpine Dr, Janesville, WI is assigned to Harrison Elementary School (elementary), rated B+; Marshall Middle School (middle), rated C+; Craig 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 1135 Alpine Dr, Janesville, WI compare to other homes in Janesville 53546?

Among the 10,824 homes in Janesville 53546, it is worth more than 66% of them ($346,346 against a typical $307,749), its price per square foot is higher than 67% of them ($238 against a typical $219), it is bigger than 59% of them (1,458 ft² against a typical 1,360 ft²), its lot is bigger than 79% of them (0.36 ac against a typical 0.25 ac) and it is newer than 48% of them (1984 against a typical 1985). Measured against all of Rock County, it is worth more than 68% 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 1135 Alpine Dr, Janesville, WI?

The 2025 property tax bill for 1135 Alpine Dr, Janesville, WI was $5,021. The county assessed it at $292,500.

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