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Single Family ResidenceResidential
$290,739$208 / 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 $185,000 on Mar 23, 2022

1639 S RIVER RD

JANESVILLE, WI 53546
3
Beds
2
Baths
1,397 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.
0.48 ac
Lot SizeThe size of the land the home sits on, from county records.
1973
Year BuiltThe year the home was originally built, according to county records.
1
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$291K
$271K low$310K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$185,000 · Mar 23, 2022
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.$115,739
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$92,591
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.66%
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.$175,000
BLACKHAWK COMMUNITY CU · recorded Mar 23, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,887 (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.$229,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$27,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$202,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$229,900

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.1975
Lot (acres)The size of the land the home sits on, from county records.0.48
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes

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
Van Buren Elementary SchoolB+
Elementary · Grades KG–5 · 1.0 mi
M
Edison Middle SchoolC
Middle · Grades 6–8 · 1.0 mi
H
Parker High SchoolD+
High · Grades 9–12 · 2.1 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%

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

1639 S River 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.

  • Has a bigger lot than 86% of homes in Janesville 53546
  • Older than 68% of homes in Janesville 53546

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
$139K$563K

This home is worth more than 44% 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$290,739
CheaperTypical $304,358Pricier

Pricier than 44% of homes nearby

Price per ft²$208
CheaperTypical $221Pricier

Pricier than 39% of homes nearby

Living area1,397 ft²
SmallerTypical 1,371 ft²Bigger

Bigger than 53% of homes nearby

Lot size0.48 ac
SmallerTypical 0.25 acBigger

Bigger than 86% of homes nearby

Year built1973
OlderTypical 1986Newer

Newer than 32% of homes nearby

How 1639 S River Rd ranks against every home in each area.
MeasureThis homeJanesville 53546Rock County
Estimated valuepricier than$290,73944% of homes53% of homes
Price per ft²pricier than$20839% of homes63% of homes
Living areabigger than1,397 ft²53% of homes52% of homes
Lot sizebigger than0.48 ac86% of homes75% of homes
Year builtnewer than197332% of homes63% of homes

About 1639 S River Rd

How much is 1639 S River Rd, Janesville, WI worth?

The TopHap Estimate for 1639 S River Rd, Janesville, WI is $290,739 as of Jul 14, 2026. The likely range is $271,197 to $310,281. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1639 S River Rd, Janesville, WI last sell?

1639 S River Rd, Janesville, WI last sold on Mar 23, 2022 for $185,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 1639 S River Rd, Janesville, WI?

1639 S River Rd, Janesville, WI has 3 bedrooms, 2 bathrooms, 1,397 square feet of living space and a 0.48-acre lot.

When was 1639 S River Rd, Janesville, WI built?

1639 S River Rd, Janesville, WI was built in 1973, making it 53 years old. It is a ranch home. The building has 1 story.

What schools serve 1639 S River Rd, Janesville, WI?

1639 S River Rd, Janesville, WI is assigned to Van Buren Elementary School (elementary), rated B+; Edison 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 1639 S River Rd, Janesville, WI compare to other homes in Janesville 53546?

Among the 10,824 homes in Janesville 53546, it is worth more than 44% of them ($290,739 against a typical $304,358), its price per square foot is higher than 39% of them ($208 against a typical $221), it is bigger than 53% of them (1,397 ft² against a typical 1,371 ft²), its lot is bigger than 86% of them (0.48 ac against a typical 0.25 ac) and it is newer than 32% of them (1973 against a typical 1986). Measured against all of Rock County, it is worth more than 53% 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 1639 S River Rd, Janesville, WI?

The 2025 property tax bill for 1639 S River Rd, Janesville, WI was $3,887. The county assessed it at $229,900.

Closest homes

More homes in Janesville 53546

Assigned schools

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