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Single Family ResidenceResidential
$2,513,134$765 / 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 91How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $960,000 on Jun 27, 2014

811 PROSPECT AVE

WINNETKA, IL 60093
4
Beds
4.5
Baths
3,286 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
2022
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$2.5M
$2.3M low$2.7M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$960,000 · Jun 27, 2014

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$37,478 (2023)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$256,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$28,350
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$227,650
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$164,973
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,560,000

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.32
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.
61
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
66
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
33
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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
CountyCOOK
Lot (acres)The size of the land the home sits on, from county records.0.24
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Central
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

M
The Carleton W. Washburne SchoolA+
Middle · Grades 7–8 · 1.0 mi
E
Greeley Elementary SchoolA+
Elementary · Grades KG–4 · 1.3 mi
H
New Trier Township High School - WinnetkaA+
High · Grades 10–12 · 1.6 mi

District: Winnetka School District 36

Neighborhood · ZIP 60093These 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.53
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.117
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.41

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.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.7%
PopulationHow many people live in this area.19,121
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,952 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$236,385
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$357,267
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.37 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

811 Prospect 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 most valuable homes in Cook County
  • Among the highest price per square foot in Cook County
  • Bigger than 91% of homes in Cook County
  • Has a bigger lot than 69% of homes in Cook County
  • Among the newest homes in Winnetka 60093

What homes are worth in Winnetka 60093

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

This home
$320K$5.8M

This home is worth more than 76% of homes in Winnetka 60093.

How it measures up in Winnetka 60093

The dot is this home. The mark in the middle is the typical home in Winnetka 60093.

Estimated value$2,513,134
CheaperTypical $1,663,755Pricier

Pricier than 76% of homes nearby

Price per ft²$765
CheaperTypical $564Pricier

Pricier than 86% of homes nearby

Living area3,286 ft²
SmallerTypical 2,937 ft²Bigger

Bigger than 59% of homes nearby

Lot size0.24 ac
SmallerTypical 0.3 acBigger

Bigger than 43% of homes nearby

Year built2022
OlderTypical 1957Newer

Newer than almost all homes nearby

How 811 Prospect Ave ranks against every home in each area.
MeasureThis homeWinnetka 60093Cook County
Estimated valuepricier than$2,513,13476% of homesalmost all homes
Price per ft²pricier than$76586% of homesalmost all homes
Living areabigger than3,286 ft²59% of homes91% of homes
Lot sizebigger than0.24 ac43% of homes69% of homes
Year builtnewer than2022almost all homesalmost all homes

About 811 Prospect Ave

How much is 811 Prospect Ave, Winnetka, IL worth?

The TopHap Estimate for 811 Prospect Ave, Winnetka, IL is $2,513,134 as of Oct 21, 2026. The likely range is $2,279,431 to $2,746,837. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 811 Prospect Ave, Winnetka, IL last sell?

811 Prospect Ave, Winnetka, IL last sold on Jun 27, 2014 for $960,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 811 Prospect Ave, Winnetka, IL?

811 Prospect Ave, Winnetka, IL has 4 bedrooms, 4.5 bathrooms, 3,286 square feet of living space and a 0.24-acre lot.

When was 811 Prospect Ave, Winnetka, IL built?

811 Prospect Ave, Winnetka, IL was built in 2022, making it 4 years old. The building has 2 stories.

What schools serve 811 Prospect Ave, Winnetka, IL?

811 Prospect Ave, Winnetka, IL is assigned to The Carleton W. Washburne School (middle), rated A+; Greeley Elementary School (elementary), rated A+; New Trier Township High School - Winnetka (high), rated A+. All sit in Winnetka School District 36. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 811 Prospect Ave, Winnetka, IL compare to other homes in Winnetka 60093?

Among the 6,976 homes in Winnetka 60093, it is worth more than 76% of them ($2,513,134 against a typical $1,663,755), its price per square foot is higher than 86% of them ($765 against a typical $564), it is bigger than 59% of them (3,286 ft² against a typical 2,937 ft²), its lot is bigger than 43% of them (0.24 ac against a typical 0.3 ac) and it is newer than almost all of them (2022 against a typical 1957). Measured against all of Cook County, it is worth more than almost all 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 811 Prospect Ave, Winnetka, IL?

The 2023 property tax bill for 811 Prospect Ave, Winnetka, IL was $37,478. The county assessed it at $256,000.

More homes on Prospect Ave

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