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Single Family ResidenceResidential
$695,014$217 / 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 Aug 30, 2026
Last sold for $159,000 on May 23, 2025

1821 CLIFFSIDE CT

NAPERVILLE, IL 60565
4
Beds
2.5
Baths
3,204 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.
0.27 ac
Lot SizeThe size of the land the home sits on, from county records.
1974
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
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

$695K
$662K low$728K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$159,000 · May 23, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,866 (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.$194,179 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$75,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$118,679
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$178,917
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$582,537

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.0.27
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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
Madison Junior High SchoolB+
Middle · Grades 6–8 · 0.3 mi
E
Scott Elementary SchoolA
Elementary · Grades KG–5 · 0.3 mi
H
Naperville Central High SchoolA+
High · Grades 9–12 · 3.1 mi

District: Naperville Community Unit District 203

Neighborhood · ZIP 60565These 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.25
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.56

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.40%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.0%
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.38,555
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,445 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$151,582
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$178,271
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

1821 Cliffside 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 81% of homes in DuPage County
  • Costs less per square foot than 90% of homes in Naperville 60565
  • Bigger than 86% of homes in DuPage County
  • Older than 89% of homes in Naperville 60565

What homes are worth in Naperville 60565

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

This home
$234K$1.2M

This home is worth more than 61% of homes in Naperville 60565.

How it measures up in Naperville 60565

The dot is this home. The mark in the middle is the typical home in Naperville 60565.

Estimated value$695,014
CheaperTypical $637,637Pricier

Pricier than 61% of homes nearby

Price per ft²$217
CheaperTypical $259Pricier

Pricier than 10% of homes nearby

Living area3,204 ft²
SmallerTypical 2,431 ft²Bigger

Bigger than 79% of homes nearby

Lot size0.27 ac
SmallerTypical 0.25 acBigger

Bigger than 61% of homes nearby

Year built1974
OlderTypical 1986Newer

Newer than 11% of homes nearby

How 1821 Cliffside Ct ranks against every home in each area.
MeasureThis homeNaperville 60565DuPage County
Estimated valuepricier than$695,01461% of homes81% of homes
Price per ft²pricier than$21710% of homes27% of homes
Living areabigger than3,204 ft²79% of homes86% of homes
Lot sizebigger than0.27 ac61% of homes58% of homes
Year builtnewer than197411% of homes44% of homes

About 1821 Cliffside Ct

How much is 1821 Cliffside Ct, Naperville, IL worth?

The TopHap Estimate for 1821 Cliffside Ct, Naperville, IL is $695,014 as of Aug 30, 2026. The likely range is $662,229 to $727,799. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1821 Cliffside Ct, Naperville, IL last sell?

1821 Cliffside Ct, Naperville, IL last sold on May 23, 2025 for $159,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 1821 Cliffside Ct, Naperville, IL?

1821 Cliffside Ct, Naperville, IL has 4 bedrooms, 2.5 bathrooms, 3,204 square feet of living space and a 0.27-acre lot.

When was 1821 Cliffside Ct, Naperville, IL built?

1821 Cliffside Ct, Naperville, IL was built in 1974, making it 52 years old. The building has 2 stories.

What schools serve 1821 Cliffside Ct, Naperville, IL?

1821 Cliffside Ct, Naperville, IL is assigned to Madison Junior High School (middle), rated B+; Scott Elementary School (elementary), rated A; Naperville Central 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 1821 Cliffside Ct, Naperville, IL compare to other homes in Naperville 60565?

Among the 13,214 homes in Naperville 60565, it is worth more than 61% of them ($695,014 against a typical $637,637), its price per square foot is higher than 10% of them ($217 against a typical $259), it is bigger than 79% of them (3,204 ft² against a typical 2,431 ft²), its lot is bigger than 61% of them (0.27 ac against a typical 0.25 ac) and it is newer than 11% of them (1974 against a typical 1986). Measured against all of DuPage County, it is worth more than 81% 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 1821 Cliffside Ct, Naperville, IL?

The 2025 property tax bill for 1821 Cliffside Ct, Naperville, IL was $10,866. The county assessed it at $194,179.

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