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Single Family ResidenceResidential
$328,421$126 / 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 87How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $310,000 on Oct 10, 2025

645 WISCONSIN ST

OSHKOSH, WI 54901
3
Beds
4 / 1
Baths
2,609 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.
0.33 ac
Lot SizeThe size of the land the home sits on, from county records.
1936
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$328K
$287K low$370K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$310,000 · Oct 10, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,023 (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.$290,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$38,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$252,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$290,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$297,017

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.0.33
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached

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.

E
Read Elementary SchoolD
Elementary · Grades KG–5 · 0.6 mi
M
Merrill Middle SchoolC-
Middle · Grades 6–8 · 0.7 mi
H
Oshkosh North High SchoolB-
High · Grades 9–12 · 1.5 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

645 Wisconsin 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 more than 97% of homes in University of Wisconsin Oshkosh
  • Costs less per square foot than 90% of homes in Winnebago County
  • Bigger than 93% of homes in Winnebago County
  • Has a bigger lot than 98% of homes in University of Wisconsin Oshkosh
  • Newer than 92% of homes in University of Wisconsin Oshkosh

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
$116K$718K

This home is worth more than 81% 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$328,421
CheaperTypical $222,420Pricier

Pricier than 81% of homes nearby

Price per ft²$126
CheaperTypical $166Pricier

Pricier than 17% of homes nearby

Living area2,609 ft²
SmallerTypical 1,482 ft²Bigger

Bigger than 92% of homes nearby

Lot size0.33 ac
SmallerTypical 0.17 acBigger

Bigger than 88% of homes nearby

Year built1936
OlderTypical 1926Newer

Newer than 56% of homes nearby

How 645 Wisconsin St ranks against every home in each area.
MeasureThis homeUniversity of Wisconsin OshkoshOshkosh 54901Winnebago County
Estimated valuepricier than$328,42197% of homes81% of homes64% of homes
Price per ft²pricier than$12627% of homes17% of homes10% of homes
Living areabigger than2,609 ft²91% of homes92% of homes93% of homes
Lot sizebigger than0.33 ac98% of homes88% of homes64% of homes
Year builtnewer than193692% of homes56% of homes35% of homes

About 645 Wisconsin St

How much is 645 Wisconsin St, Oshkosh, WI worth?

The TopHap Estimate for 645 Wisconsin St, Oshkosh, WI is $328,421 as of Aug 30, 2026. The likely range is $286,732 to $370,110. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 645 Wisconsin St, Oshkosh, WI last sell?

645 Wisconsin St, Oshkosh, WI last sold on Oct 10, 2025 for $310,000, according to the county's recorded deed.

How big is 645 Wisconsin St, Oshkosh, WI?

645 Wisconsin St, Oshkosh, WI has 3 bedrooms, 4 bathrooms, 2,609 square feet of living space and a 0.33-acre lot.

When was 645 Wisconsin St, Oshkosh, WI built?

645 Wisconsin St, Oshkosh, WI was built in 1936, making it 90 years old. The building has 1 story.

What schools serve 645 Wisconsin St, Oshkosh, WI?

645 Wisconsin St, Oshkosh, WI is assigned to Read Elementary School (elementary), rated D; Merrill Middle School (middle), rated C-; Oshkosh North High School (high), rated B-. All sit in Oshkosh Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 645 Wisconsin St, Oshkosh, WI compare to other homes in Oshkosh 54901?

Among the 10,578 homes in Oshkosh 54901, it is worth more than 81% of them ($328,421 against a typical $222,420), its price per square foot is higher than 17% of them ($126 against a typical $166), it is bigger than 92% of them (2,609 ft² against a typical 1,482 ft²), its lot is bigger than 88% of them (0.33 ac against a typical 0.17 ac) and it is newer than 56% of them (1936 against a typical 1926). Measured against all of Winnebago County, it is worth more than 64% 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 645 Wisconsin St, Oshkosh, WI?

The 2025 property tax bill for 645 Wisconsin St, Oshkosh, WI was $5,023. The county assessed it at $290,100.

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