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Single Family ResidenceResidential
$285,134$266 / 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 92How 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

23W401 GREENBRIAR DR

NAPERVILLE, IL 60540
1
Baths
1,071 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1983
Year BuiltThe year the home was originally built, according to county records.
2
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$285K
$262K low$308K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,628 (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.$88,296 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$13,640
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$74,656
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$81,356
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$264,888

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.0.14
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(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.

M
Kennedy Junior High SchoolA-
Middle · Grades 6–8 · 1.5 mi
E
Ranch View Elementary SchoolA
Elementary · Grades KG–5 · 1.9 mi
H
Naperville North High SchoolA
High · Grades 9–12 · 4.3 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

23w401 Greenbriar 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.

  • Worth less than 97% of homes in Naperville 60540
  • Smaller than 97% of homes in Naperville 60540
  • Has a smaller lot 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
$244K$2.1M

This home is worth more than 3% 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.

Estimated value$285,134
CheaperTypical $647,930Pricier

Pricier than 3% of homes nearby

Price per ft²$266
CheaperTypical $259Pricier

Pricier than 58% of homes nearby

Living area1,071 ft²
SmallerTypical 2,464 ft²Bigger

Bigger than 3% of homes nearby

Lot size0.14 ac
SmallerTypical 0.25 acBigger

Bigger than 9% of homes nearby

Year built1983
OlderTypical 1984Newer

Newer than 50% of homes nearby

How 23w401 Greenbriar Dr ranks against every home in each area.
MeasureThis homeNaperville 60540DuPage County
Estimated valuepricier than$285,1343% of homes12% of homes
Price per ft²pricier than$26658% of homes64% of homes
Living areabigger than1,071 ft²3% of homes12% of homes
Lot sizebigger than0.14 ac9% of homes11% of homes
Year builtnewer than198350% of homes61% of homes

About 23w401 Greenbriar Dr

How much is 23w401 Greenbriar Dr, Naperville, IL worth?

The TopHap Estimate for 23w401 Greenbriar Dr, Naperville, IL is $285,134 as of Aug 30, 2026. The likely range is $262,478 to $307,790. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 23w401 Greenbriar Dr, Naperville, IL last sell?

23w401 Greenbriar Dr, Naperville, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 23w401 Greenbriar Dr, Naperville, IL?

23w401 Greenbriar Dr, Naperville, IL has 1 bathrooms, 1,071 square feet of living space and a 0.14-acre lot.

When was 23w401 Greenbriar Dr, Naperville, IL built?

23w401 Greenbriar Dr, Naperville, IL was built in 1983, making it 43 years old.

What schools serve 23w401 Greenbriar Dr, Naperville, IL?

23w401 Greenbriar Dr, Naperville, IL is assigned to Kennedy Junior High School (middle), rated A-; Ranch View Elementary School (elementary), 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 23w401 Greenbriar Dr, Naperville, IL compare to other homes in Naperville 60540?

Among the 14,044 homes in Naperville 60540, it is worth more than 3% of them ($285,134 against a typical $647,930), its price per square foot is higher than 58% of them ($266 against a typical $259), it is bigger than 3% of them (1,071 ft² against a typical 2,464 ft²), its lot is bigger than 9% of them (0.14 ac against a typical 0.25 ac) and it is newer than 50% of them (1983 against a typical 1984). Measured against all of DuPage County, it is worth more than 12% 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 23w401 Greenbriar Dr, Naperville, IL?

The 2025 property tax bill for 23w401 Greenbriar Dr, Naperville, IL was $4,628. The county assessed it at $88,296.

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