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Single Family ResidenceResidential
$704,740
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 Aug 30, 2026
Last sold for $378,000 on Oct 24, 2008

6421 PORTAGE RD

DEFOREST, WI 53532
0
Baths
6.7 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$705K
$664K low$745K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$378,000 · Oct 24, 2008

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,172 (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.$1,020,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$203,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$817,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$760,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$992,100

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.36
38
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
27
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
60
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
55
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
3
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.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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
CountyDane
Lot (acres)The size of the land the home sits on, from county records.6.70
HeatingThe type of heating system in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
Windsor Elementary SchoolB+
Elementary · Grades KG–3 · 2.2 mi
H
DeForest High SchoolA-
High · Grades 9–12 · 3.5 mi
M
DeForest Middle SchoolB
Middle · Grades 7–8 · 3.5 mi

District: Deforest Area School District

Neighborhood · ZIP 53532These 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.45
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.78
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.22

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.18,206
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.335 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$108,687
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$122,746
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.33 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

6421 Portage 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.

  • Worth more than 95% of homes in Deforest 53532
  • Has a bigger lot than 98% of homes in Deforest 53532

What homes are worth in Deforest 53532

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

This home
$216K$799K

This home is worth more than 95% of homes in Deforest 53532.

How it measures up in Deforest 53532

The dot is this home. The mark in the middle is the typical home in Deforest 53532.

Estimated value$704,740
CheaperTypical $436,597Pricier

Pricier than 95% of homes nearby

Lot size6.7 ac
SmallerTypical 0.3 acBigger

Bigger than 98% of homes nearby

How 6421 Portage Rd ranks against every home in each area.
MeasureThis homeDeforest 53532Dane County
Estimated valuepricier than$704,74095% of homes89% of homes
Lot sizebigger than6.7 ac98% of homes98% of homes

About 6421 Portage Rd

How much is 6421 Portage Rd, Deforest, WI worth?

The TopHap Estimate for 6421 Portage Rd, Deforest, WI is $704,740 as of Aug 30, 2026. The likely range is $664,454 to $745,026. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6421 Portage Rd, Deforest, WI last sell?

6421 Portage Rd, Deforest, WI last sold on Oct 24, 2008 for $378,000, according to the county's recorded deed.

What schools serve 6421 Portage Rd, Deforest, WI?

6421 Portage Rd, Deforest, WI is assigned to Windsor Elementary School (elementary), rated B+; DeForest High School (high), rated A-; DeForest Middle School (middle), rated B. All sit in Deforest Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 6421 Portage Rd, Deforest, WI compare to other homes in Deforest 53532?

Among the 5,936 homes in Deforest 53532, it is worth more than 95% of them ($704,740 against a typical $436,597) and its lot is bigger than 98% of them (6.7 ac against a typical 0.3 ac). Measured against all of Dane County, it is worth more than 89% 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 6421 Portage Rd, Deforest, WI?

The 2025 property tax bill for 6421 Portage Rd, Deforest, WI was $14,172. The county assessed it at $1,020,500.

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