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Single Family ResidenceResidential
$336,515$249 / 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 96How 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 $167,000 on Jun 5, 2006

1821 DOUBLETREE DR

JANESVILLE, WI 53546
3
Beds
2
Baths
1,354 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.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
1991
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.

Valuation

$337K
$323K low$350K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$167,000 · Jun 5, 2006

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,735 (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.$276,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$29,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$247,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$257,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$273,655

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.0.26
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.Patio · 306 ft²Porch · 55 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
Kennedy Elementary SchoolA-
Elementary · Grades KG–5 · 0.2 mi
M
Marshall Middle SchoolC+
Middle · Grades 6–8 · 1.2 mi
H
Craig High SchoolD+
High · Grades 9–12 · 2.3 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

1821 Doubletree 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 65% of homes in Rock County
  • Costs more per square foot than 84% of homes in Rock County
  • Newer than 77% 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
$153K$568K

This home is worth more than 61% 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$336,515
CheaperTypical $308,784Pricier

Pricier than 61% of homes nearby

Price per ft²$249
CheaperTypical $220Pricier

Pricier than 76% of homes nearby

Living area1,354 ft²
SmallerTypical 1,363 ft²Bigger

Bigger than 49% of homes nearby

Lot size0.26 ac
SmallerTypical 0.25 acBigger

Bigger than 56% of homes nearby

Year built1991
OlderTypical 1986Newer

Newer than 59% of homes nearby

How 1821 Doubletree Dr ranks against every home in each area.
MeasureThis homeJanesville 53546Rock County
Estimated valuepricier than$336,51561% of homes65% of homes
Price per ft²pricier than$24976% of homes84% of homes
Living areabigger than1,354 ft²49% of homes49% of homes
Lot sizebigger than0.26 ac56% of homes51% of homes
Year builtnewer than199159% of homes77% of homes

About 1821 Doubletree Dr

How much is 1821 Doubletree Dr, Janesville, WI worth?

The TopHap Estimate for 1821 Doubletree Dr, Janesville, WI is $336,515 as of Sep 24, 2026. The likely range is $323,178 to $349,852. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1821 Doubletree Dr, Janesville, WI last sell?

1821 Doubletree Dr, Janesville, WI last sold on Jun 5, 2006 for $167,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 1821 Doubletree Dr, Janesville, WI?

1821 Doubletree Dr, Janesville, WI has 3 bedrooms, 2 bathrooms, 1,354 square feet of living space and a 0.26-acre lot.

When was 1821 Doubletree Dr, Janesville, WI built?

1821 Doubletree Dr, Janesville, WI was built in 1991, making it 35 years old. It is a ranch home. The building has 1 story.

What schools serve 1821 Doubletree Dr, Janesville, WI?

1821 Doubletree Dr, Janesville, WI is assigned to Kennedy Elementary School (elementary), rated A-; 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 1821 Doubletree Dr, Janesville, WI compare to other homes in Janesville 53546?

Among the 10,824 homes in Janesville 53546, it is worth more than 61% of them ($336,515 against a typical $308,784), its price per square foot is higher than 76% of them ($249 against a typical $220), it is bigger than 49% of them (1,354 ft² against a typical 1,363 ft²), its lot is bigger than 56% of them (0.26 ac against a typical 0.25 ac) and it is newer than 59% of them (1991 against a typical 1986). Measured against all of Rock County, it is worth more than 65% 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 1821 Doubletree Dr, Janesville, WI?

The 2025 property tax bill for 1821 Doubletree Dr, Janesville, WI was $4,735. The county assessed it at $276,700.

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