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Single Family ResidenceResidential
$579,157$264 / 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 95How 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 $385,000 on Oct 12, 2018

6643 GRENOBLE CT

LISLE, IL 60532
2
Baths
2,191 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.
1977
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$579K
$551K low$607K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$385,000 · Oct 12, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,540 (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.$173,237 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$77,890
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$95,347
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$159,621
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$519,711

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.3 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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
CountyDUPAGE
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
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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
Kennedy Junior High SchoolA+
Middle · Grades 6–8 · 0.3 mi
E
Highlands Elementary SchoolA+
Elementary · Grades KG–5 · 2.1 mi
H
Naperville North High SchoolA+
High · Grades 9–12 · 3.1 mi

District: Naperville Community Unit District 203

Neighborhood · ZIP 60532These 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.111
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.118
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.51

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.29,488
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,068 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$106,261
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$128,102
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.38 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

6643 Grenoble Ct 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 70% of homes in Lisle 60532
  • Costs more per square foot than 75% of homes in Lisle 60532
  • Has a smaller lot than 67% of homes in Lisle 60532

What homes are worth in Lisle 60532

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

This home
$139K$1.1M

This home is worth more than 70% of homes in Lisle 60532.

How it measures up in Lisle 60532

The dot is this home. The mark in the middle is the typical home in Lisle 60532.

Estimated value$579,157
CheaperTypical $450,339Pricier

Pricier than 70% of homes nearby

Price per ft²$264
CheaperTypical $240Pricier

Pricier than 75% of homes nearby

Living area2,191 ft²
SmallerTypical 1,880 ft²Bigger

Bigger than 60% of homes nearby

Lot size0.23 ac
SmallerTypical 0.28 acBigger

Bigger than 33% of homes nearby

Year built1977
OlderTypical 1978Newer

Newer than 49% of homes nearby

How 6643 Grenoble Ct ranks against every home in each area.
MeasureThis homeLisle 60532DuPage County
Estimated valuepricier than$579,15770% of homes69% of homes
Price per ft²pricier than$26475% of homes61% of homes
Living areabigger than2,191 ft²60% of homes64% of homes
Lot sizebigger than0.23 ac33% of homes48% of homes
Year builtnewer than197749% of homes49% of homes

About 6643 Grenoble Ct

How much is 6643 Grenoble Ct, Lisle, IL worth?

The TopHap Estimate for 6643 Grenoble Ct, Lisle, IL is $579,157 as of Oct 21, 2026. The likely range is $551,193 to $607,121. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6643 Grenoble Ct, Lisle, IL last sell?

6643 Grenoble Ct, Lisle, IL last sold on Oct 12, 2018 for $385,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 6643 Grenoble Ct, Lisle, IL?

6643 Grenoble Ct, Lisle, IL has 2 bathrooms, 2,191 square feet of living space and a 0.23-acre lot.

When was 6643 Grenoble Ct, Lisle, IL built?

6643 Grenoble Ct, Lisle, IL was built in 1977, making it 49 years old. It is a ranch home. The building has 1 story.

What schools serve 6643 Grenoble Ct, Lisle, IL?

6643 Grenoble Ct, Lisle, IL is assigned to Kennedy Junior High School (middle), rated A+; Highlands Elementary School (elementary), rated A+; Naperville North High School (high), rated A+. All sit in Naperville Community Unit District 203. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 6643 Grenoble Ct, Lisle, IL compare to other homes in Lisle 60532?

Among the 9,252 homes in Lisle 60532, it is worth more than 70% of them ($579,157 against a typical $450,339), its price per square foot is higher than 75% of them ($264 against a typical $240), it is bigger than 60% of them (2,191 ft² against a typical 1,880 ft²), its lot is bigger than 33% of them (0.23 ac against a typical 0.28 ac) and it is newer than 49% of them (1977 against a typical 1978). Measured against all of DuPage County, it is worth more than 69% 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 6643 Grenoble Ct, Lisle, IL?

The 2025 property tax bill for 6643 Grenoble Ct, Lisle, IL was $10,540. The county assessed it at $173,237.

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