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Single Family ResidenceResidential
$1,003,300$265 / 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 Aug 30, 2026
Last sold for $920,000 on Sep 20, 2024

4120 DIAMOND CT

NAPERVILLE, IL 60564
2.5
Baths
3,793 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.
0.42 ac
Lot SizeThe size of the land the home sits on, from county records.
1996
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$1M
$937K low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$920,000 · Sep 20, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$19,144 (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.$320,764 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$66,858
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$253,906
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$291,737
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$962,292

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.43
19
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
6
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
72
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
76
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
45
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.15 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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
CountyWILL
Lot (acres)The size of the land the home sits on, from county records.0.42
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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.

E
Graham Elementary SchoolA
Elementary · Grades KG–5 · 1.2 mi
H
Neuqua Valley High SchoolA+
High · Grades 9–12 · 1.4 mi
M
Crone Middle SchoolA
Middle · Grades 6–8 · 2.8 mi

District: Indian Prairie Community Unit School District 204

Neighborhood · ZIP 60564These 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.36
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.58

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.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.44,809
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,870 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$167,253
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$208,248
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

4120 Diamond 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.

  • Among the most valuable homes in Will County
  • Costs more per square foot than 86% of homes in Will County
  • Bigger than 97% of homes in Will County
  • Has a bigger lot than 83% of homes in Will County

What homes are worth in Naperville 60564

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

This home
$296K$1.3M

This home is worth more than 88% of homes in Naperville 60564.

How it measures up in Naperville 60564

The dot is this home. The mark in the middle is the typical home in Naperville 60564.

Estimated value$1,003,300
CheaperTypical $739,869Pricier

Pricier than 88% of homes nearby

Price per ft²$265
CheaperTypical $267Pricier

Pricier than 46% of homes nearby

Living area3,793 ft²
SmallerTypical 2,754 ft²Bigger

Bigger than 87% of homes nearby

Lot size0.42 ac
SmallerTypical 0.25 acBigger

Bigger than 80% of homes nearby

Year built1996
OlderTypical 1998Newer

Newer than 42% of homes nearby

How 4120 Diamond Ct ranks against every home in each area.
MeasureThis homeNaperville 60564Will County
Estimated valuepricier than$1,003,30088% of homesalmost all homes
Price per ft²pricier than$26546% of homes86% of homes
Living areabigger than3,793 ft²87% of homes97% of homes
Lot sizebigger than0.42 ac80% of homes83% of homes
Year builtnewer than199642% of homes56% of homes

About 4120 Diamond Ct

How much is 4120 Diamond Ct, Naperville, IL worth?

The TopHap Estimate for 4120 Diamond Ct, Naperville, IL is $1,003,300 as of Aug 30, 2026. The likely range is $936,657 to $1,069,943. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4120 Diamond Ct, Naperville, IL last sell?

4120 Diamond Ct, Naperville, IL last sold on Sep 20, 2024 for $920,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 4120 Diamond Ct, Naperville, IL?

4120 Diamond Ct, Naperville, IL has 2.5 bathrooms, 3,793 square feet of living space and a 0.42-acre lot.

When was 4120 Diamond Ct, Naperville, IL built?

4120 Diamond Ct, Naperville, IL was built in 1996, making it 30 years old. The building has 2 stories.

What schools serve 4120 Diamond Ct, Naperville, IL?

4120 Diamond Ct, Naperville, IL is assigned to Graham Elementary School (elementary), rated A; Neuqua Valley High School (high), rated A+; Crone Middle School (middle), rated A. All sit in Indian Prairie Community Unit School District 204. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4120 Diamond Ct, Naperville, IL compare to other homes in Naperville 60564?

Among the 15,230 homes in Naperville 60564, it is worth more than 88% of them ($1,003,300 against a typical $739,869), its price per square foot is higher than 46% of them ($265 against a typical $267), it is bigger than 87% of them (3,793 ft² against a typical 2,754 ft²), its lot is bigger than 80% of them (0.42 ac against a typical 0.25 ac) and it is newer than 42% of them (1996 against a typical 1998). Measured against all of Will 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 4120 Diamond Ct, Naperville, IL?

The 2025 property tax bill for 4120 Diamond Ct, Naperville, IL was $19,144. The county assessed it at $320,764.

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