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Single Family ResidenceResidential
$337,561$140 / 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 95How 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 $300,000 on Jun 19, 2024

121 E HOLMES ST

JANESVILLE, WI 53545
2
Beds
2
Baths
2,418 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.
0.41 ac
Lot SizeThe size of the land the home sits on, from county records.
1880
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$338K
$320K low$355K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$300,000 · Jun 19, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,997 (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.$291,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$31,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$259,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$291,200

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.Colonial
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.1915
Lot (acres)The size of the land the home sits on, from county records.0.41
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.Single
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 630 ft²Porch · 292 ft²

Transaction History(1)

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
Roosevelt Elementary SchoolA+
Elementary · Grades KG–5 · 0.6 mi
H
Craig High SchoolD+
High · Grades 9–12 · 0.9 mi
M
Edison Middle SchoolC
Middle · Grades 6–8 · 1.9 mi

District: Janesville School District

Neighborhood · ZIP 53545These 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.97
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
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.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.0%
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.22,576
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.928 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$73,159
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$89,377
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.34 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

121 E Holmes St 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 75% of homes in Janesville 53545
  • Costs less per square foot than 90% of homes in Janesville 53545
  • Bigger than 91% of homes in Rock County
  • Has a bigger lot than 83% of homes in Janesville 53545
  • Older than 97% of homes in Rock County

What homes are worth in Janesville 53545

Each bar is how many homes fall in that price range. The marker is this home.

This home
$151K$711K

This home is worth more than 75% of homes in Janesville 53545.

How it measures up in Janesville 53545

The dot is this home. The mark in the middle is the typical home in Janesville 53545.

Estimated value$337,561
CheaperTypical $280,942Pricier

Pricier than 75% of homes nearby

Price per ft²$140
CheaperTypical $202Pricier

Pricier than 10% of homes nearby

Living area2,418 ft²
SmallerTypical 1,435 ft²Bigger

Bigger than 89% of homes nearby

Lot size0.41 ac
SmallerTypical 0.23 acBigger

Bigger than 83% of homes nearby

Year built1880
OlderTypical 1958Newer

Newer than 4% of homes nearby

How 121 E Holmes St ranks against every home in each area.
MeasureThis homeJanesville 53545Rock County
Estimated valuepricier than$337,56175% of homes66% of homes
Price per ft²pricier than$14010% of homes19% of homes
Living areabigger than2,418 ft²89% of homes91% of homes
Lot sizebigger than0.41 ac83% of homes72% of homes
Year builtnewer than18804% of homes3% of homes

About 121 E Holmes St

How much is 121 E Holmes St, Janesville, WI worth?

The TopHap Estimate for 121 E Holmes St, Janesville, WI is $337,561 as of Sep 24, 2026. The likely range is $319,909 to $355,213. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 121 E Holmes St, Janesville, WI last sell?

121 E Holmes St, Janesville, WI last sold on Jun 19, 2024 for $300,000, according to the county's recorded deed.

How big is 121 E Holmes St, Janesville, WI?

121 E Holmes St, Janesville, WI has 2 bedrooms, 2 bathrooms, 2,418 square feet of living space and a 0.41-acre lot.

When was 121 E Holmes St, Janesville, WI built?

121 E Holmes St, Janesville, WI was built in 1880, making it 146 years old. It is a colonial home. The building has 2 stories.

What schools serve 121 E Holmes St, Janesville, WI?

121 E Holmes St, Janesville, WI is assigned to Roosevelt Elementary School (elementary), rated A+; Craig High School (high), rated D+; Edison Middle School (middle), rated C. All sit in Janesville School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 121 E Holmes St, Janesville, WI compare to other homes in Janesville 53545?

Among the 7,842 homes in Janesville 53545, it is worth more than 75% of them ($337,561 against a typical $280,942), its price per square foot is higher than 10% of them ($140 against a typical $202), it is bigger than 89% of them (2,418 ft² against a typical 1,435 ft²), its lot is bigger than 83% of them (0.41 ac against a typical 0.23 ac) and it is newer than 4% of them (1880 against a typical 1958). Measured against all of Rock County, it is worth more than 66% 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 121 E Holmes St, Janesville, WI?

The 2025 property tax bill for 121 E Holmes St, Janesville, WI was $4,997. The county assessed it at $291,200.

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