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Single Family ResidenceResidential
$1,664,626$309 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $1,499,000 on May 24, 2024

640 N SLEIGHT ST

NAPERVILLE, IL 60563
5.5
Baths
5,392 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.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
2013
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.7M
$1.5M low$1.8M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,499,000 · May 24, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$30,483 (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.$530,319 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$149,561
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$380,758
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$488,638
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,590,957

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyDUPAGE
Lot (acres)The size of the land the home sits on, from county records.0.26
HeatingThe type of heating system in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(6)

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
Ellsworth Elementary SchoolA+
Elementary · Grades KG–5 · 0.4 mi
M
Washington Junior High SchoolA
Middle · Grades 5–8 · 0.6 mi
H
Naperville North High SchoolA+
High · Grades 9–12 · 0.9 mi

District: Naperville Community Unit District 203

Neighborhood · ZIP 60563These 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.116
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.57

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.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.5%
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.38,367
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,497 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$110,499
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$143,639
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

640 N Sleight 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.

  • Among the most valuable homes in Naperville 60563
  • Costs more per square foot than 85% of homes in Naperville 60563
  • Bigger than 98% of homes in Naperville 60563
  • Newer than 97% of homes in DuPage County

What homes are worth in Naperville 60563

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

This home
$182K$1.4M

This home is worth more than almost all homes in Naperville 60563.

How it measures up in Naperville 60563

The dot is this home. The mark in the middle is the typical home in Naperville 60563.

Estimated value$1,664,626
CheaperTypical $491,651Pricier

Pricier than almost all homes nearby

Price per ft²$309
CheaperTypical $252Pricier

Pricier than 85% of homes nearby

Living area5,392 ft²
SmallerTypical 1,929 ft²Bigger

Bigger than 98% of homes nearby

Lot size0.26 ac
SmallerTypical 0.27 acBigger

Bigger than 49% of homes nearby

Year built2013
OlderTypical 1984Newer

Newer than 92% of homes nearby

How 640 N Sleight St ranks against every home in each area.
MeasureThis homeNaperville 60563DuPage County
Estimated valuepricier than$1,664,626almost all homes98% of homes
Price per ft²pricier than$30985% of homes80% of homes
Living areabigger than5,392 ft²98% of homes98% of homes
Lot sizebigger than0.26 ac49% of homes58% of homes
Year builtnewer than201392% of homes97% of homes

About 640 N Sleight St

How much is 640 N Sleight St, Naperville, IL worth?

The TopHap Estimate for 640 N Sleight St, Naperville, IL is $1,664,626 as of Sep 24, 2026. The likely range is $1,549,190 to $1,780,062. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 640 N Sleight St, Naperville, IL last sell?

640 N Sleight St, Naperville, IL last sold on May 24, 2024 for $1,499,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 640 N Sleight St, Naperville, IL?

640 N Sleight St, Naperville, IL has 5.5 bathrooms, 5,392 square feet of living space and a 0.26-acre lot.

When was 640 N Sleight St, Naperville, IL built?

640 N Sleight St, Naperville, IL was built in 2013, making it 13 years old. The building has 2 stories.

What schools serve 640 N Sleight St, Naperville, IL?

640 N Sleight St, Naperville, IL is assigned to Ellsworth Elementary School (elementary), rated A+; Washington Junior High School (middle), 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 640 N Sleight St, Naperville, IL compare to other homes in Naperville 60563?

Among the 10,625 homes in Naperville 60563, it is worth more than almost all of them ($1,664,626 against a typical $491,651), its price per square foot is higher than 85% of them ($309 against a typical $252), it is bigger than 98% of them (5,392 ft² against a typical 1,929 ft²), its lot is bigger than 49% of them (0.26 ac against a typical 0.27 ac) and it is newer than 92% of them (2013 against a typical 1984). Measured against all of DuPage County, it is worth more than 98% 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 N Sleight St, Naperville, IL?

The 2025 property tax bill for 640 N Sleight St, Naperville, IL was $30,483. The county assessed it at $530,319.

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Assigned schools

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