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CondominiumResidential
$278,049$204 / 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 97How 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

1545 ARBORETUM DR APT 421

OSHKOSH, WI 54901
Building report
1
Beds
2 / 1
Baths
1,360 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.
1,563 ft²
Lot SizeThe size of the land the home sits on, from county records.
1987
Year BuiltThe year the home was originally built, according to county records.
3
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.

Valuation

$278K
$270K low$286K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,308 (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.$252,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$10,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$242,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$245,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$258,724

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.10 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyWinnebago
Lot (acres)The size of the land the home sits on, from county records.0.04
HeatingThe type of heating system in the home.Yes
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, Attached

Transaction History(2)

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
Read Elementary SchoolD-
Elementary · Grades KG–5 · 0.5 mi
H
Oshkosh North High SchoolD
High · Grades 9–12 · 0.9 mi
M
Vel Phillips Middle SchoolD-
Middle · Grades 6–8 · 1.2 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

1545 Arboretum Dr Apt 421 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 67% of homes in Oshkosh 54901
  • Costs more per square foot than 78% of homes in Lumber River
  • Among the smallest lots in Oshkosh 54901
  • Newer than 87% 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
$122K$766K

This home is worth more than 67% 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$278,049
CheaperTypical $232,498Pricier

Pricier than 67% of homes nearby

Price per ft²$204
CheaperTypical $172Pricier

Pricier than 70% of homes nearby

Living area1,360 ft²
SmallerTypical 1,494 ft²Bigger

Bigger than 40% of homes nearby

Lot size1,563 ft²
SmallerTypical 0.17 acBigger

Smaller than almost all homes nearby

Year built1987
OlderTypical 1926Newer

Newer than 87% of homes nearby

How 1545 Arboretum Dr Apt 421 ranks against every home in each area.
MeasureThis homeLumber RiverOshkosh 54901Winnebago County
Estimated valuepricier than$278,04955% of homes67% of homes46% of homes
Price per ft²pricier than$20478% of homes70% of homes60% of homes
Living areabigger than1,360 ft²36% of homes40% of homes43% of homes
Lot sizebigger than1,563 ft²5% of homesalmost no homesalmost no homes
Year builtnewer than198784% of homes87% of homes79% of homes

About 1545 Arboretum Dr Apt 421

How much is 1545 Arboretum Dr Apt 421, Oshkosh, WI worth?

The TopHap Estimate for 1545 Arboretum Dr Apt 421, Oshkosh, WI is $278,049 as of Sep 24, 2026. The likely range is $269,990 to $286,108. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1545 Arboretum Dr Apt 421, Oshkosh, WI last sell?

1545 Arboretum Dr Apt 421, Oshkosh, WI last sold on May 2, 2024, according to the county's recorded deed.

How big is 1545 Arboretum Dr Apt 421, Oshkosh, WI?

1545 Arboretum Dr Apt 421, Oshkosh, WI has 1 bedrooms, 2 bathrooms, 1,360 square feet of living space and a 0.04-acre lot.

When was 1545 Arboretum Dr Apt 421, Oshkosh, WI built?

1545 Arboretum Dr Apt 421, Oshkosh, WI was built in 1987, making it 39 years old. It is a condo/apartment home. The building has 3 stories.

What schools serve 1545 Arboretum Dr Apt 421, Oshkosh, WI?

1545 Arboretum Dr Apt 421, Oshkosh, WI is assigned to Read 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 1545 Arboretum Dr Apt 421, Oshkosh, WI compare to other homes in Oshkosh 54901?

Among the 10,798 homes in Oshkosh 54901, it is worth more than 67% of them ($278,049 against a typical $232,498), its price per square foot is higher than 70% of them ($204 against a typical $172), it is bigger than 40% of them (1,360 ft² against a typical 1,494 ft²), its lot is bigger than almost none of them (1,563 ft² against a typical 0.17 ac) and it is newer than 87% of them (1987 against a typical 1926). Measured against all of Winnebago County, it is worth more than 46% 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 1545 Arboretum Dr Apt 421, Oshkosh, WI?

The 2025 property tax bill for 1545 Arboretum Dr Apt 421, Oshkosh, WI was $4,308. The county assessed it at $252,700.

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