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Single Family ResidentialResidential
$452,709
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 80How 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

W9310 GUNDERSON DR

PORTAGE, WI 53901
0
Baths
1.83 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$453K
$363K low$542K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,985 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$393,600 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$50,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$343,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$393,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$450,298

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
35
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
24
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
58
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
59
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
4
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.6 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 Residential
CountyColumbia
Lot (acres)The size of the land the home sits on, from county records.1.83
HeatingThe type of heating system in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

H
Portage High SchoolD
High · Grades 9–12 · 0.7 mi
M
Wayne E. Bartels Middle SchoolC-
Middle · Grades 6–8 · 1.0 mi
E
Woodridge Elementary
Elementary · Grades KG–1 · 1.0 mi

District: Portage Community School District

Neighborhood · ZIP 53901These 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.136
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.80
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.20

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.89%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
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.14,773
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.98 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$68,310
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$85,198
Average tempThe average temperature here across a full year.46°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

W9310 Gunderson 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 84% of homes in Portage 53901
  • Has a bigger lot than 80% of homes in Portage 53901

What homes are worth in Portage 53901

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

This home
$89K$829K

This home is worth more than 84% of homes in Portage 53901.

How it measures up in Portage 53901

The dot is this home. The mark in the middle is the typical home in Portage 53901.

Estimated value$452,709
CheaperTypical $272,479Pricier

Pricier than 84% of homes nearby

Lot size1.83 ac
SmallerTypical 0.31 acBigger

Bigger than 80% of homes nearby

How W9310 Gunderson Dr ranks against every home in each area.
MeasureThis homePortage 53901Columbia County
Estimated valuepricier than$452,70984% of homes71% of homes
Lot sizebigger than1.83 ac80% of homes76% of homes

About W9310 Gunderson Dr

How much is W9310 Gunderson Dr, Portage, WI worth?

The TopHap Estimate for W9310 Gunderson Dr, Portage, WI is $452,709 as of Sep 24, 2026. The likely range is $363,355 to $542,063. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

What schools serve W9310 Gunderson Dr, Portage, WI?

W9310 Gunderson Dr, Portage, WI is assigned to Portage High School (high), rated D; Wayne E. Bartels Middle School (middle), rated C-; Woodridge Elementary (elementary). All sit in Portage Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does W9310 Gunderson Dr, Portage, WI compare to other homes in Portage 53901?

Among the 4,808 homes in Portage 53901, it is worth more than 84% of them ($452,709 against a typical $272,479) and its lot is bigger than 80% of them (1.83 ac against a typical 0.31 ac). Measured against all of Columbia County, it is worth more than 71% 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 W9310 Gunderson Dr, Portage, WI?

The 2024 property tax bill for W9310 Gunderson Dr, Portage, WI was $4,985. The county assessed it at $393,600.

More homes on W9310 Gunderson Dr

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Assigned schools

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