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Single Family ResidenceResidential
$447,035
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 87How 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 $36,500 on Aug 31, 2020

1091 ISLAND ESTATES CT

OSHKOSH, WI 54901
4
Beds
2
Baths
0.41 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$447K
$387K low$507K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$36,500 · Aug 31, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,577 (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.$485,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$54,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$431,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$485,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$497,383

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyWinnebago
Lot (acres)The size of the land the home sits on, from county records.0.41

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

E
Oaklawn Elementary SchoolD-
Elementary · Grades KG–5 · 3.2 mi
H
Oshkosh North High SchoolD
High · Grades 9–12 · 3.2 mi
M
Vel Phillips Middle SchoolD-
Middle · Grades 6–8 · 3.8 mi

District: Oshkosh Area School District

Neighborhood · ZIP 54901These 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.118
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.76
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.13

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.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.38,222
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.592 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$63,941
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$74,529
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.31 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

1091 Island Estates Ct 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 89% of homes in Oshkosh 54901
  • Has a bigger lot than 92% of homes in Oshkosh 54901

What homes are worth in Oshkosh 54901

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

This home
$120K$768K

This home is worth more than 89% of homes in Oshkosh 54901.

How it measures up in Oshkosh 54901

The dot is this home. The mark in the middle is the typical home in Oshkosh 54901.

Estimated value$447,035
CheaperTypical $232,135Pricier

Pricier than 89% of homes nearby

Lot size0.41 ac
SmallerTypical 0.17 acBigger

Bigger than 92% of homes nearby

How 1091 Island Estates Ct ranks against every home in each area.
MeasureThis homeOshkosh 54901Winnebago County
Estimated valuepricier than$447,03589% of homes81% of homes
Lot sizebigger than0.41 ac92% of homes72% of homes

About 1091 Island Estates Ct

How much is 1091 Island Estates Ct, Oshkosh, WI worth?

The TopHap Estimate for 1091 Island Estates Ct, Oshkosh, WI is $447,035 as of Sep 24, 2026. The likely range is $386,879 to $507,191. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1091 Island Estates Ct, Oshkosh, WI last sell?

1091 Island Estates Ct, Oshkosh, WI last sold on Aug 31, 2020 for $36,500, according to the county's recorded deed.

How big is 1091 Island Estates Ct, Oshkosh, WI?

1091 Island Estates Ct, Oshkosh, WI has 4 bedrooms, 2 bathrooms and a 0.41-acre lot.

What schools serve 1091 Island Estates Ct, Oshkosh, WI?

1091 Island Estates Ct, Oshkosh, WI is assigned to Oaklawn Elementary School (elementary), rated D-; Oshkosh North High School (high), rated D; Vel Phillips Middle School (middle), rated D-. All sit in Oshkosh Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1091 Island Estates Ct, Oshkosh, WI compare to other homes in Oshkosh 54901?

Among the 10,798 homes in Oshkosh 54901, it is worth more than 89% of them ($447,035 against a typical $232,135) and its lot is bigger than 92% of them (0.41 ac against a typical 0.17 ac). Measured against all of Winnebago County, it is worth more than 81% 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 1091 Island Estates Ct, Oshkosh, WI?

The 2025 property tax bill for 1091 Island Estates Ct, Oshkosh, WI was $8,577. The county assessed it at $485,800.

More homes on Island Estates Ct

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Assigned schools

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