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Residential (General/Single)Residential
$321,569
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 94How 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 $320,000 on Jul 29, 2026

4018 E ROTAMER RD

JANESVILLE, WI 53546
0
Baths
0.43 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$322K
$303K low$341K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$320,000 · Jul 29, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,360 (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.$204,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$22,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$181,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$160,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$205,000

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.12 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.Residential (General/Single)
CountyROCK
Lot (acres)The size of the land the home sits on, from county records.0.43
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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 · 0.3 mi
H
Milton High SchoolC+
High · Grades 9–12 · 3.2 mi
M
Milton Middle SchoolB+
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

4018 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.

  • Has a bigger lot than 84% 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
$153K$568K

This home is worth more than 56% 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$321,569
CheaperTypical $308,784Pricier

Pricier than 56% of homes nearby

Lot size0.43 ac
SmallerTypical 0.25 acBigger

Bigger than 84% of homes nearby

How 4018 E Rotamer Rd ranks against every home in each area.
MeasureThis homeJanesville 53546Rock County
Estimated valuepricier than$321,56956% of homes61% of homes
Lot sizebigger than0.43 ac84% of homes73% of homes

About 4018 E Rotamer Rd

How much is 4018 E Rotamer Rd, Janesville, WI worth?

The TopHap Estimate for 4018 E Rotamer Rd, Janesville, WI is $321,569 as of Sep 24, 2026. The likely range is $302,511 to $340,627. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4018 E Rotamer Rd, Janesville, WI last sell?

4018 E Rotamer Rd, Janesville, WI last sold on Jul 29, 2026 for $320,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

What schools serve 4018 E Rotamer Rd, Janesville, WI?

4018 E Rotamer Rd, Janesville, WI is assigned to Harmony Elementary School (elementary), rated A+; Milton High School (high), rated C+; Milton Middle School (middle), rated B+. All sit in Milton School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4018 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 56% of them ($321,569 against a typical $308,784) and its lot is bigger than 84% of them (0.43 ac against a typical 0.25 ac). Measured against all of Rock County, it is worth more than 61% 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 4018 E Rotamer Rd, Janesville, WI?

The 2025 property tax bill for 4018 E Rotamer Rd, Janesville, WI was $2,360. The county assessed it at $204,000.

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