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Single Family ResidenceResidential
$619,900$646 / 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 82How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $317,000 on May 17, 2022

427 MAPLE ST

JANESVILLE, IA 50647
3
Beds
2 / 1
Baths
960 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.
8.42 ac
Lot SizeThe size of the land the home sits on, from county records.
1976
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.
5
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$620K
$508K low$731K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$317,000 · May 17, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,250 (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.$291,510 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$117,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$174,410
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$262,780
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$291,510

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.48
94
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
19
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
66
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
54
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
7
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.79 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.1 percent flood zone

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
CountyBREMER
Lot (acres)The size of the land the home sits on, from county records.8.42
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Block (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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.Deck · 200 ft²Patio · 161 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Janesville Junior-Senior High SchoolA-
Middle · Grades 6–12 · 0.5 mi
E
Janesville Elementary SchoolB+
Elementary · Grades PK–5 · 0.5 mi

District: Janesville Consolidated School District

Neighborhood · ZIP 50647These 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.130
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.10

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.6%
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.2,480
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.80 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$93,982
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$111,277
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.61%

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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

427 Maple 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.

  • Among the most valuable homes in Bremer County
  • Among the highest price per square foot in Janesville 50647
  • Smaller than 91% of homes in Janesville 50647
  • Has a bigger lot than 89% of homes in Janesville 50647

What homes are worth in Janesville 50647

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

This home
$83K$616K

This home is worth more than 98% of homes in Janesville 50647.

How it measures up in Janesville 50647

The dot is this home. The mark in the middle is the typical home in Janesville 50647.

Estimated value$619,900
CheaperTypical $254,965Pricier

Pricier than 98% of homes nearby

Price per ft²$646
CheaperTypical $178Pricier

Pricier than almost all homes nearby

Living area960 ft²
SmallerTypical 1,480 ft²Bigger

Bigger than 9% of homes nearby

Lot size8.42 ac
SmallerTypical 0.69 acBigger

Bigger than 89% of homes nearby

Year built1976
OlderTypical 1976Newer

Newer than 53% of homes nearby

How 427 Maple St ranks against every home in each area.
MeasureThis homeJanesville 50647Bremer County
Estimated valuepricier than$619,90098% of homesalmost all homes
Price per ft²pricier than$646almost all homesalmost all homes
Living areabigger than960 ft²9% of homes9% of homes
Lot sizebigger than8.42 ac89% of homes89% of homes
Year builtnewer than197653% of homes63% of homes

About 427 Maple St

How much is 427 Maple St, Janesville, IA worth?

The TopHap Estimate for 427 Maple St, Janesville, IA is $619,900 as of Oct 21, 2026. The likely range is $508,440 to $731,360. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 427 Maple St, Janesville, IA last sell?

427 Maple St, Janesville, IA last sold on May 17, 2022 for $317,000, according to the county's recorded deed.

How big is 427 Maple St, Janesville, IA?

427 Maple St, Janesville, IA has 3 bedrooms, 2 bathrooms, 960 square feet of living space and a 8.42-acre lot.

When was 427 Maple St, Janesville, IA built?

427 Maple St, Janesville, IA was built in 1976, making it 50 years old. The building has 1 story.

What schools serve 427 Maple St, Janesville, IA?

427 Maple St, Janesville, IA is assigned to Janesville Junior-Senior High School (middle), rated A-; Janesville Elementary School (elementary), rated B+. All sit in Janesville Consolidated School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 427 Maple St, Janesville, IA compare to other homes in Janesville 50647?

Among the 850 homes in Janesville 50647, it is worth more than 98% of them ($619,900 against a typical $254,965), its price per square foot is higher than almost all of them ($646 against a typical $178), it is bigger than 9% of them (960 ft² against a typical 1,480 ft²), its lot is bigger than 89% of them (8.42 ac against a typical 0.69 ac) and it is newer than 53% of them (1976 against a typical 1976). Measured against all of Bremer County, it is worth more than almost all 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 427 Maple St, Janesville, IA?

The 2025 property tax bill for 427 Maple St, Janesville, IA was $4,250. The county assessed it at $291,510.

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