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Single Family ResidenceResidential
$2,357,107$1,289 / 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 94How 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 $2,196,500 on Mar 31, 2025

625 THORNWOOD DR

NAPERVILLE, IL 60540
2
Baths
1,828 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.
0.25 ac
Lot SizeThe size of the land the home sits on, from county records.
1958
Year BuiltThe year the home was originally built, according to county records.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$2.4M
$2.2M low$2.5M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,196,500 · Mar 31, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$22,659 (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.$397,902 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$149,454
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$248,448
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$177,810
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,193,706

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.Split Level
CountyDUPAGE
Lot (acres)The size of the land the home sits on, from county records.0.25
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(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.

E
Highlands Elementary SchoolA+
Elementary · Grades KG–5 · 0.2 mi
H
Naperville Central High SchoolA+
High · Grades 9–12 · 0.7 mi
M
Kennedy Junior High SchoolA+
Middle · Grades 6–8 · 1.8 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

625 Thornwood 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 most valuable homes in DuPage County
  • Among the highest price per square foot in Naperville 60540
  • Smaller than 78% of homes in Naperville 60540
  • Older than 91% of homes in Naperville 60540

What homes are worth in Naperville 60540

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

This home
$243K$2M

This home is worth more than almost all 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.

Estimated value$2,357,107
CheaperTypical $653,638Pricier

Pricier than almost all homes nearby

Price per ft²$1289
CheaperTypical $261Pricier

Pricier than almost all homes nearby

Living area1,828 ft²
SmallerTypical 2,450 ft²Bigger

Bigger than 22% of homes nearby

Lot size0.25 ac
SmallerTypical 0.25 acBigger

Bigger than 54% of homes nearby

Year built1958
OlderTypical 1983Newer

Newer than 9% of homes nearby

How 625 Thornwood Dr ranks against every home in each area.
MeasureThis homeNaperville 60540DuPage County
Estimated valuepricier than$2,357,107almost all homesalmost all homes
Price per ft²pricier than$1289almost all homesalmost all homes
Living areabigger than1,828 ft²22% of homes50% of homes
Lot sizebigger than0.25 ac54% of homes55% of homes
Year builtnewer than19589% of homes18% of homes

About 625 Thornwood Dr

How much is 625 Thornwood Dr, Naperville, IL worth?

The TopHap Estimate for 625 Thornwood Dr, Naperville, IL is $2,357,107 as of Sep 24, 2026. The likely range is $2,209,090 to $2,505,124. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 625 Thornwood Dr, Naperville, IL last sell?

625 Thornwood Dr, Naperville, IL last sold on Mar 31, 2025 for $2,196,500, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 625 Thornwood Dr, Naperville, IL?

625 Thornwood Dr, Naperville, IL has 2 bathrooms, 1,828 square feet of living space and a 0.25-acre lot.

When was 625 Thornwood Dr, Naperville, IL built?

625 Thornwood Dr, Naperville, IL was built in 1958, making it 68 years old. It is a split level home.

What schools serve 625 Thornwood Dr, Naperville, IL?

625 Thornwood Dr, Naperville, IL is assigned to Highlands Elementary School (elementary), rated A+; Naperville Central High School (high), rated A+; Kennedy 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 625 Thornwood Dr, Naperville, IL compare to other homes in Naperville 60540?

Among the 14,044 homes in Naperville 60540, it is worth more than almost all of them ($2,357,107 against a typical $653,638), its price per square foot is higher than almost all of them ($1289 against a typical $261), it is bigger than 22% of them (1,828 ft² against a typical 2,450 ft²), its lot is bigger than 54% of them (0.25 ac against a typical 0.25 ac) and it is newer than 9% of them (1958 against a typical 1983). Measured against all of DuPage 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 625 Thornwood Dr, Naperville, IL?

The 2025 property tax bill for 625 Thornwood Dr, Naperville, IL was $22,659. The county assessed it at $397,902.

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