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Single Family ResidenceResidential
$284,802$237 / 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 93How 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 $182,000 on Jul 2, 2021

857 HENNESSY ST

OSHKOSH, WI 54904
3
Beds
2 / 1
Baths
1,200 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.
0.3 ac
Lot SizeThe size of the land the home sits on, from county records.
1988
Year BuiltThe year the home was originally built, according to county records.
2
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

$285K
$264K low$305K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$182,000 · Jul 2, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,439 (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.$202,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$46,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$156,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$202,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$207,738

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Colonial
CountyWinnebago
Lot (acres)The size of the land the home sits on, from county records.0.30
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(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.

M
Perry Tipler Middle SchoolB-
Middle · Grades 6–8 · 0.8 mi
E
Franklin Elementary SchoolD+
Elementary · Grades KG–5 · 0.9 mi
H
Oshkosh West High SchoolA-
High · Grades 9–12 · 1.1 mi

District: Oshkosh Area School District

Neighborhood · ZIP 54904These 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.63
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 100.12

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.5%
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.22,158
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.271 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$87,356
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$112,618
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

857 Hennessy St 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 less than 85% of homes in Oshkosh 54904
  • Costs more per square foot than 79% of homes in Winnebago County
  • Smaller than 84% of homes in Oshkosh 54904
  • Newer than 81% of homes in Winnebago County

What homes are worth in Oshkosh 54904

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

This home
$158K$803K

This home is worth more than 15% of homes in Oshkosh 54904.

How it measures up in Oshkosh 54904

The dot is this home. The mark in the middle is the typical home in Oshkosh 54904.

Estimated value$284,802
CheaperTypical $382,700Pricier

Pricier than 15% of homes nearby

Price per ft²$237
CheaperTypical $227Pricier

Pricier than 58% of homes nearby

Living area1,200 ft²
SmallerTypical 1,589 ft²Bigger

Bigger than 16% of homes nearby

Lot size0.3 ac
SmallerTypical 0.38 acBigger

Bigger than 37% of homes nearby

Year built1988
OlderTypical 1993Newer

Newer than 37% of homes nearby

How 857 Hennessy St ranks against every home in each area.
MeasureThis homeOshkosh 54904Winnebago County
Estimated valuepricier than$284,80215% of homes48% of homes
Price per ft²pricier than$23758% of homes79% of homes
Living areabigger than1,200 ft²16% of homes29% of homes
Lot sizebigger than0.3 ac37% of homes60% of homes
Year builtnewer than198837% of homes81% of homes

About 857 Hennessy St

How much is 857 Hennessy St, Oshkosh, WI worth?

The TopHap Estimate for 857 Hennessy St, Oshkosh, WI is $284,802 as of Sep 24, 2026. The likely range is $264,145 to $305,459. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 857 Hennessy St, Oshkosh, WI last sell?

857 Hennessy St, Oshkosh, WI last sold on Jul 2, 2021 for $182,000, according to the county's recorded deed.

How big is 857 Hennessy St, Oshkosh, WI?

857 Hennessy St, Oshkosh, WI has 3 bedrooms, 2 bathrooms, 1,200 square feet of living space and a 0.30-acre lot.

When was 857 Hennessy St, Oshkosh, WI built?

857 Hennessy St, Oshkosh, WI was built in 1988, making it 38 years old. It is a colonial home. The building has 2 stories.

What schools serve 857 Hennessy St, Oshkosh, WI?

857 Hennessy St, Oshkosh, WI is assigned to Perry Tipler Middle School (middle), rated B-; Franklin Elementary School (elementary), rated D+; 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 857 Hennessy St, Oshkosh, WI compare to other homes in Oshkosh 54904?

Among the 8,172 homes in Oshkosh 54904, it is worth more than 15% of them ($284,802 against a typical $382,700), its price per square foot is higher than 58% of them ($237 against a typical $227), it is bigger than 16% of them (1,200 ft² against a typical 1,589 ft²), its lot is bigger than 37% of them (0.3 ac against a typical 0.38 ac) and it is newer than 37% of them (1988 against a typical 1993). Measured against all of Winnebago County, it is worth more than 48% 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 857 Hennessy St, Oshkosh, WI?

The 2025 property tax bill for 857 Hennessy St, Oshkosh, WI was $3,439. The county assessed it at $202,900.

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