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Single Family ResidenceResidential
$302,185$216 / 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 Aug 30, 2026
Last sold for $164,900 on Oct 7, 2005

4312 E ROTAMER RD

JANESVILLE, WI 53546
3
Beds
2
Baths
1,396 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.
0.31 ac
Lot SizeThe size of the land the home sits on, from county records.
2004
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.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$302K
$272K low$332K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$164,900 · Oct 7, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,738 (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.$296,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$22,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$274,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$296,500

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.21 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.0.31
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.Deck · 178 ft²Patio · 178 ft²Porch · 28 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
Harmony Elementary SchoolA
Elementary · Grades PK–3 · 0.1 mi
H
Milton High SchoolB
High · Grades 9–12 · 3.2 mi
M
Milton Middle SchoolC
Middle · Grades 7–8 · 3.7 mi

District: Milton 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

4312 E Rotamer 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.

  • Costs more per square foot than 68% of homes in Rock County
  • Has a bigger lot than 74% of homes in Janesville 53546
  • Newer than 93% 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
$134K$546K

This home is worth more than 49% 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$302,185
CheaperTypical $303,747Pricier

Pricier than 49% of homes nearby

Price per ft²$216
CheaperTypical $221Pricier

Pricier than 46% of homes nearby

Living area1,396 ft²
SmallerTypical 1,364 ft²Bigger

Bigger than 52% of homes nearby

Lot size0.31 ac
SmallerTypical 0.25 acBigger

Bigger than 74% of homes nearby

Year built2004
OlderTypical 1986Newer

Newer than 88% of homes nearby

How 4312 E Rotamer Rd ranks against every home in each area.
MeasureThis homeJanesville 53546Rock County
Estimated valuepricier than$302,18549% of homes57% of homes
Price per ft²pricier than$21646% of homes68% of homes
Living areabigger than1,396 ft²52% of homes52% of homes
Lot sizebigger than0.31 ac74% of homes63% of homes
Year builtnewer than200488% of homes93% of homes

About 4312 E Rotamer Rd

How much is 4312 E Rotamer Rd, Janesville, WI worth?

The TopHap Estimate for 4312 E Rotamer Rd, Janesville, WI is $302,185 as of Aug 30, 2026. The likely range is $271,890 to $332,480. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4312 E Rotamer Rd, Janesville, WI last sell?

4312 E Rotamer Rd, Janesville, WI last sold on Oct 7, 2005 for $164,900, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 4312 E Rotamer Rd, Janesville, WI?

4312 E Rotamer Rd, Janesville, WI has 3 bedrooms, 2 bathrooms, 1,396 square feet of living space and a 0.31-acre lot.

When was 4312 E Rotamer Rd, Janesville, WI built?

4312 E Rotamer Rd, Janesville, WI was built in 2004, making it 22 years old. It is a ranch home. The building has 1 story.

What schools serve 4312 E Rotamer Rd, Janesville, WI?

4312 E Rotamer Rd, Janesville, WI is assigned to Harmony Elementary School (elementary), rated A; Milton High School (high), rated B; Milton Middle School (middle), rated C. All sit in Milton School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4312 E Rotamer Rd, Janesville, WI compare to other homes in Janesville 53546?

Among the 10,824 homes in Janesville 53546, it is worth more than 49% of them ($302,185 against a typical $303,747), its price per square foot is higher than 46% of them ($216 against a typical $221), it is bigger than 52% of them (1,396 ft² against a typical 1,364 ft²), its lot is bigger than 74% of them (0.31 ac against a typical 0.25 ac) and it is newer than 88% of them (2004 against a typical 1986). Measured against all of Rock County, it is worth more than 57% 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 4312 E Rotamer Rd, Janesville, WI?

The 2025 property tax bill for 4312 E Rotamer Rd, Janesville, WI was $4,738. The county assessed it at $296,500.

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