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Single Family ResidenceResidential
$640,033$193 / 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 87How 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

3708 W ROCKPORT RD

JANESVILLE, WI 53548
4
Beds
4 / 1
Baths
3,321 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.
3.1 ac
Lot SizeThe size of the land the home sits on, from county records.
1995
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$640K
$558K low$722K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$490,033
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$392,026
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.21%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$150,000
JOHNSON BANK · recorded Jun 23, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,866 (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.$632,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$106,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$526,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$632,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$705,300

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.3.10
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning 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, Attached

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

H
Parker High SchoolD+
High · Grades 9–12 · 1.0 mi
M
Franklin Middle SchoolC-
Middle · Grades 6–8 · 1.5 mi
E
Madison Elementary SchoolC
Elementary · Grades KG–5 · 1.5 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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

3708 W Rockport Rd 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 96% of homes in Janesville 53548
  • Bigger than 98% of homes in Rock County
  • Has a bigger lot than 93% of homes in Janesville 53548
  • Newer than 82% 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
$94K$767K

This home is worth more than 96% 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$640,033
CheaperTypical $281,638Pricier

Pricier than 96% of homes nearby

Price per ft²$193
CheaperTypical $191Pricier

Pricier than 51% of homes nearby

Living area3,321 ft²
SmallerTypical 1,446 ft²Bigger

Bigger than 97% of homes nearby

Lot size3.1 ac
SmallerTypical 0.25 acBigger

Bigger than 93% of homes nearby

Year built1995
OlderTypical 1963Newer

Newer than 81% of homes nearby

How 3708 W Rockport Rd ranks against every home in each area.
MeasureThis homeJanesville 53548Rock County
Estimated valuepricier than$640,03396% of homes96% of homes
Price per ft²pricier than$19351% of homes53% of homes
Living areabigger than3,321 ft²97% of homes98% of homes
Lot sizebigger than3.1 ac93% of homes93% of homes
Year builtnewer than199581% of homes82% of homes

About 3708 W Rockport Rd

How much is 3708 W Rockport Rd, Janesville, WI worth?

The TopHap Estimate for 3708 W Rockport Rd, Janesville, WI is $640,033 as of Jul 14, 2026. The likely range is $557,691 to $722,375. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 3708 W Rockport Rd, Janesville, WI?

3708 W Rockport Rd, Janesville, WI has 4 bedrooms, 4 bathrooms, 3,321 square feet of living space and a 3.10-acre lot.

When was 3708 W Rockport Rd, Janesville, WI built?

3708 W Rockport Rd, Janesville, WI was built in 1995, making it 31 years old. It is a ranch home. The building has 1 story.

What schools serve 3708 W Rockport Rd, Janesville, WI?

3708 W Rockport Rd, Janesville, WI is assigned to Parker High School (high), rated D+; Franklin Middle School (middle), rated C-; Madison Elementary School (elementary), rated C. All sit in Janesville School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3708 W Rockport Rd, Janesville, WI compare to other homes in Janesville 53548?

Among the 6,715 homes in Janesville 53548, it is worth more than 96% of them ($640,033 against a typical $281,638), its price per square foot is higher than 51% of them ($193 against a typical $191), it is bigger than 97% of them (3,321 ft² against a typical 1,446 ft²), its lot is bigger than 93% of them (3.1 ac against a typical 0.25 ac) and it is newer than 81% of them (1995 against a typical 1963). Measured against all of Rock County, it is worth more than 96% 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 3708 W Rockport Rd, Janesville, WI?

The 2025 property tax bill for 3708 W Rockport Rd, Janesville, WI was $8,866. The county assessed it at $632,900.

Closest homes

More homes in Janesville 53548

Assigned schools

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