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Quadplex (4 Units, Any Combination)Residential
Last sold for $426,000 on Mar 3, 2026

844 W 20TH AVE

OSHKOSH, WI 54902
0
Baths
4,080 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.
0.28 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$426,000 · Mar 3, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,451 (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.$296,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$43,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$252,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$218,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$303,364

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Quadplex (4 Units, Any Combination)
CountyWinnebago
Lot (acres)The size of the land the home sits on, from county records.0.28
HeatingThe type of heating system in the home.Baseboard
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached

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
Shapiro STEM AcademyD
Elementary · Grades KG–5 · 0.4 mi
M
South Park Middle SchoolC-
Middle · Grades 6–8 · 0.6 mi
H
Oshkosh West High SchoolA-
High · Grades 9–12 · 1.9 mi

District: Oshkosh Area School District

Neighborhood · ZIP 54902These 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.122
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.71
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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
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.1.0%
PopulationHow many people live in this area.22,899
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.366 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$67,939
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$76,774
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

844 W 20th Ave 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 largest homes in Oshkosh 54902
  • Has a bigger lot than 71% of homes in Oshkosh 54902
  • Newer than 90% of homes in Oshkosh 54902

How it measures up in Oshkosh 54902

The dot is this home. The mark in the middle is the typical home in Oshkosh 54902.

Living area4,080 ft²
SmallerTypical 1,370 ft²Bigger

Bigger than almost all homes nearby

Lot size0.28 ac
SmallerTypical 0.19 acBigger

Bigger than 71% of homes nearby

Year built1984
OlderTypical 1946Newer

Newer than 90% of homes nearby

How 844 W 20th Ave ranks against every home in each area.
MeasureThis homeOshkosh 54902Winnebago County
Living areabigger than4,080 ft²almost all homesalmost all homes
Lot sizebigger than0.28 ac71% of homes56% of homes
Year builtnewer than198490% of homes77% of homes

About 844 W 20th Ave

When did 844 W 20th Ave, Oshkosh, WI last sell?

844 W 20th Ave, Oshkosh, WI last sold on Mar 3, 2026 for $426,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 844 W 20th Ave, Oshkosh, WI?

844 W 20th Ave, Oshkosh, WI has 4,080 square feet of living space and a 0.28-acre lot.

When was 844 W 20th Ave, Oshkosh, WI built?

844 W 20th Ave, Oshkosh, WI was built in 1984, making it 42 years old. The building has 2 stories.

What schools serve 844 W 20th Ave, Oshkosh, WI?

844 W 20th Ave, Oshkosh, WI is assigned to Shapiro STEM Academy (elementary), rated D; South Park Middle School (middle), rated C-; Oshkosh West High School (high), rated A-. All sit in Oshkosh Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 844 W 20th Ave, Oshkosh, WI compare to other homes in Oshkosh 54902?

Among the 8,691 homes in Oshkosh 54902, it is bigger than almost all of them (4,080 ft² against a typical 1,370 ft²), its lot is bigger than 71% of them (0.28 ac against a typical 0.19 ac) and it is newer than 90% of them (1984 against a typical 1946). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 844 W 20th Ave, Oshkosh, WI?

The 2025 property tax bill for 844 W 20th Ave, Oshkosh, WI was $5,451. The county assessed it at $296,300.

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