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Single Family ResidenceResidential
$281,818$205 / 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 92How 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

617 LILAC ST

OSHKOSH, WI 54902
3
Beds
3 / 1
Baths
1,377 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1966
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$282K
$260K low$304K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,260 (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.$248,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$32,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$216,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$248,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$254,015

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.23
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
55
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
58
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
4
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Ranch
CountyWinnebago
Lot (acres)The size of the land the home sits on, from county records.0.23
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, Attached

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 · 0.3 mi
E
Franklin Elementary SchoolB-
Elementary · Grades KG–5 · 0.4 mi
H
Oshkosh West High SchoolB
High · Grades 9–12 · 0.8 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

617 Lilac 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 72% of homes in Oshkosh 54902
  • Costs more per square foot than 74% of homes in Oshkosh 54902
  • Newer than 76% of homes in Oshkosh 54902

What homes are worth in Oshkosh 54902

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

This home
$121K$634K

This home is worth more than 72% 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.

Estimated value$281,818
CheaperTypical $235,177Pricier

Pricier than 72% of homes nearby

Price per ft²$205
CheaperTypical $173Pricier

Pricier than 74% of homes nearby

Living area1,377 ft²
SmallerTypical 1,364 ft²Bigger

Bigger than 51% of homes nearby

Lot size0.23 ac
SmallerTypical 0.19 acBigger

Bigger than 60% of homes nearby

Year built1966
OlderTypical 1948Newer

Newer than 76% of homes nearby

How 617 Lilac St ranks against every home in each area.
MeasureThis homeOshkosh 54902Winnebago County
Estimated valuepricier than$281,81872% of homes51% of homes
Price per ft²pricier than$20574% of homes64% of homes
Living areabigger than1,377 ft²51% of homes46% of homes
Lot sizebigger than0.23 ac60% of homes43% of homes
Year builtnewer than196676% of homes62% of homes

About 617 Lilac St

How much is 617 Lilac St, Oshkosh, WI worth?

The TopHap Estimate for 617 Lilac St, Oshkosh, WI is $281,818 as of Aug 30, 2026. The likely range is $259,933 to $303,703. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 617 Lilac St, Oshkosh, WI?

617 Lilac St, Oshkosh, WI has 3 bedrooms, 3 bathrooms, 1,377 square feet of living space and a 0.23-acre lot.

When was 617 Lilac St, Oshkosh, WI built?

617 Lilac St, Oshkosh, WI was built in 1966, making it 60 years old. It is a ranch home. The building has 1 story.

What schools serve 617 Lilac St, Oshkosh, WI?

617 Lilac St, Oshkosh, WI is assigned to Perry Tipler Middle School (middle), rated B; Franklin Elementary School (elementary), rated B-; Oshkosh West 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 617 Lilac St, Oshkosh, WI compare to other homes in Oshkosh 54902?

Among the 8,427 homes in Oshkosh 54902, it is worth more than 72% of them ($281,818 against a typical $235,177), its price per square foot is higher than 74% of them ($205 against a typical $173), it is bigger than 51% of them (1,377 ft² against a typical 1,364 ft²), its lot is bigger than 60% of them (0.23 ac against a typical 0.19 ac) and it is newer than 76% of them (1966 against a typical 1948). Measured against all of Winnebago County, it is worth more than 51% 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 617 Lilac St, Oshkosh, WI?

The 2025 property tax bill for 617 Lilac St, Oshkosh, WI was $4,260. The county assessed it at $248,100.

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