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CondominiumResidential
$1,136,702$321 / 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 79How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

640 WINNETKA MEWS UNIT 409

WINNETKA, IL 60093
Building report
3
Beds
0
Baths
3,537 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.
1973
Year BuiltThe year the home was originally built, according to county records.

Valuation

$1.1M
$900K low$1.4M high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$1,136,702
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$909,362

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$18,964 (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.$87,769 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$7,190
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$80,579
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$87,767
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$877,690

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.Condominium
CountyCook

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Hubbard Woods Elementary SchoolA+
Elementary · Grades KG–4 · 0.6 mi
M
The Carleton W. Washburne SchoolA
Middle · Grades 7–8 · 0.7 mi
H
New Trier Township High School - WinnetkaA-
High · Grades 10–12 · 1.3 mi

District: New Trier Township High School District 203

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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

640 Winnetka Mews Unit 409 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 96% of homes in Cook County
  • Costs less per square foot than 91% of homes in Winnetka 60093
  • Bigger than 93% of homes in Cook County
  • Newer than 71% of homes in Cook County

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
$291K$5.5M

This home is worth more than 32% 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$1,136,702
CheaperTypical $1,609,473Pricier

Pricier than 32% of homes nearby

Price per ft²$321
CheaperTypical $547Pricier

Pricier than 9% of homes nearby

Living area3,537 ft²
SmallerTypical 2,929 ft²Bigger

Bigger than 66% of homes nearby

Year built1973
OlderTypical 1956Newer

Newer than 68% of homes nearby

How 640 Winnetka Mews Unit 409 ranks against every home in each area.
MeasureThis homeWinnetka 60093Cook County
Estimated valuepricier than$1,136,70232% of homes96% of homes
Price per ft²pricier than$3219% of homes75% of homes
Living areabigger than3,537 ft²66% of homes93% of homes
Year builtnewer than197368% of homes71% of homes

About 640 Winnetka Mews Unit 409

How much is 640 Winnetka Mews Unit 409, Winnetka, IL worth?

The TopHap Estimate for 640 Winnetka Mews Unit 409, Winnetka, IL is $1,136,702 as of Jul 14, 2026. The likely range is $900,319 to $1,373,085. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 640 Winnetka Mews Unit 409, Winnetka, IL?

640 Winnetka Mews Unit 409, Winnetka, IL has 3 bedrooms and 3,537 square feet of living space.

When was 640 Winnetka Mews Unit 409, Winnetka, IL built?

640 Winnetka Mews Unit 409, Winnetka, IL was built in 1973, making it 53 years old.

What schools serve 640 Winnetka Mews Unit 409, Winnetka, IL?

640 Winnetka Mews Unit 409, Winnetka, IL is assigned to Hubbard Woods Elementary School (elementary), rated A+; The Carleton W. Washburne School (middle), rated A; New Trier Township High School - Winnetka (high), rated A-. All sit in New Trier Township High School District 203. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 640 Winnetka Mews Unit 409, Winnetka, IL compare to other homes in Winnetka 60093?

Among the 7,008 homes in Winnetka 60093, it is worth more than 32% of them ($1,136,702 against a typical $1,609,473), its price per square foot is higher than 9% of them ($321 against a typical $547), it is bigger than 66% of them (3,537 ft² against a typical 2,929 ft²) and it is newer than 68% of them (1973 against a typical 1956). Measured against all of Cook County, it is worth more than 96% 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 640 Winnetka Mews Unit 409, Winnetka, IL?

The 2023 property tax bill for 640 Winnetka Mews Unit 409, Winnetka, IL was $18,964. The county assessed it at $87,769.

More homes on Winnetka Mews Unit 409

Closest homes

More homes in Winnetka 60093

Assigned schools

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