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Commercial (General)Commercial
Last sold for $10,350,000 on Apr 29, 2016

10 TESTA DR

NAPERVILLE, IL 60540
0
Baths
13,492 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.
0.76 ac
Lot SizeThe size of the land the home sits on, from county records.
1985
Year BuiltThe year the home was originally built, according to county records.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$10,350,000 · Apr 29, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$34,839 (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.$597,505 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$134,318
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$463,187
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$544,821
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,792,515

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Commercial (General)
CountyDUPAGE
Lot (acres)The size of the land the home sits on, from county records.0.76
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

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.

H
Naperville Central High SchoolA+
High · Grades 9–12 · 1.4 mi
E
Elmwood Elementary SchoolA
Elementary · Grades KG–5 · 2.2 mi
M
Lincoln Junior High SchoolA+
Middle · Grades 6–8 · 2.9 mi

District: Naperville Community Unit District 203

Neighborhood · ZIP 60540These 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.74
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 100.51

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.96%
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.5.2%
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.45,217
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,223 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$143,923
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$182,929
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

10 Testa Dr 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 largest homes in Naperville 60540
  • Has a bigger lot than 93% of homes in Naperville 60540

How it measures up in Naperville 60540

The dot is this home. The mark in the middle is the typical home in Naperville 60540.

Living area13,492 ft²
SmallerTypical 2,454 ft²Bigger

Bigger than almost all homes nearby

Lot size0.76 ac
SmallerTypical 0.25 acBigger

Bigger than 93% of homes nearby

Year built1985
OlderTypical 1983Newer

Newer than 56% of homes nearby

How 10 Testa Dr ranks against every home in each area.
MeasureThis homeNaperville 60540DuPage County
Living areabigger than13,492 ft²almost all homesalmost all homes
Lot sizebigger than0.76 ac93% of homes84% of homes
Year builtnewer than198556% of homes64% of homes

About 10 Testa Dr

When did 10 Testa Dr, Naperville, IL last sell?

10 Testa Dr, Naperville, IL last sold on Apr 29, 2016 for $10,350,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 10 Testa Dr, Naperville, IL?

10 Testa Dr, Naperville, IL has 13,492 square feet of living space and a 0.76-acre lot.

When was 10 Testa Dr, Naperville, IL built?

10 Testa Dr, Naperville, IL was built in 1985, making it 41 years old.

What schools serve 10 Testa Dr, Naperville, IL?

10 Testa Dr, Naperville, IL is assigned to Naperville Central High School (high), rated A+; Elmwood Elementary School (elementary), rated A; Lincoln Junior High School (middle), rated A+. All sit in Naperville Community Unit District 203. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 10 Testa Dr, Naperville, IL compare to other homes in Naperville 60540?

Among the 14,044 homes in Naperville 60540, it is bigger than almost all of them (13,492 ft² against a typical 2,454 ft²), its lot is bigger than 93% of them (0.76 ac against a typical 0.25 ac) and it is newer than 56% of them (1985 against a typical 1983). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 10 Testa Dr, Naperville, IL?

The 2025 property tax bill for 10 Testa Dr, Naperville, IL was $34,839. The county assessed it at $597,505.

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Assigned schools

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