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Single Family ResidenceResidential
$459,448$451 / 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 86How 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 $456,000 on Jun 3, 2026

4020 N ADAMS ST

WESTMONT, IL 60559
1
Baths
1,018 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1969
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$459K
$394K low$525K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$456,000 · Jun 3, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,299 (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.$99,533 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$35,435
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$64,098
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$92,246
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$298,599

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.12 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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
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.0.19
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
C E Miller Elementary SchoolB
Elementary · Grades KG–1 · 0.5 mi
M
Westmont Jr High SchoolA-
Middle · Grades 6–8 · 0.9 mi
H
Westmont High SchoolA+
High · Grades 9–12 · 1.0 mi

District: Westmont Community Unit School District 201

Neighborhood · ZIP 60559These 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.128
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.118
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.54

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.23,724
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,552 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$88,823
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$126,007
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

4020 N Adams St 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 highest price per square foot in Westmont 60559
  • Smaller than 91% of homes in DuPage County
  • Has a smaller lot than 73% of homes in DuPage County
  • Older than 67% of homes in Westmont 60559

What homes are worth in Westmont 60559

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

This home
$196K$1.1M

This home is worth more than 59% of homes in Westmont 60559.

How it measures up in Westmont 60559

The dot is this home. The mark in the middle is the typical home in Westmont 60559.

Estimated value$459,448
CheaperTypical $420,642Pricier

Pricier than 59% of homes nearby

Price per ft²$451
CheaperTypical $280Pricier

Pricier than almost all homes nearby

Living area1,018 ft²
SmallerTypical 1,468 ft²Bigger

Bigger than 14% of homes nearby

Lot size0.19 ac
SmallerTypical 0.21 acBigger

Bigger than 36% of homes nearby

Year built1969
OlderTypical 1977Newer

Newer than 33% of homes nearby

How 4020 N Adams St ranks against every home in each area.
MeasureThis homeWestmont 60559DuPage County
Estimated valuepricier than$459,44859% of homes51% of homes
Price per ft²pricier than$451almost all homes97% of homes
Living areabigger than1,018 ft²14% of homes9% of homes
Lot sizebigger than0.19 ac36% of homes27% of homes
Year builtnewer than196933% of homes33% of homes

About 4020 N Adams St

How much is 4020 N Adams St, Westmont, IL worth?

The TopHap Estimate for 4020 N Adams St, Westmont, IL is $459,448 as of Sep 24, 2026. The likely range is $394,096 to $524,800. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4020 N Adams St, Westmont, IL last sell?

4020 N Adams St, Westmont, IL last sold on Jun 3, 2026 for $456,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 4020 N Adams St, Westmont, IL?

4020 N Adams St, Westmont, IL has 1 bathrooms, 1,018 square feet of living space and a 0.19-acre lot.

When was 4020 N Adams St, Westmont, IL built?

4020 N Adams St, Westmont, IL was built in 1969, making it 57 years old. It is a split level home. The building has 1 story.

What schools serve 4020 N Adams St, Westmont, IL?

4020 N Adams St, Westmont, IL is assigned to C E Miller Elementary School (elementary), rated B; Westmont Jr High School (middle), rated A-; Westmont High School (high), rated A+. All sit in Westmont Community Unit School District 201. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4020 N Adams St, Westmont, IL compare to other homes in Westmont 60559?

Among the 6,970 homes in Westmont 60559, it is worth more than 59% of them ($459,448 against a typical $420,642), its price per square foot is higher than almost all of them ($451 against a typical $280), it is bigger than 14% of them (1,018 ft² against a typical 1,468 ft²), its lot is bigger than 36% of them (0.19 ac against a typical 0.21 ac) and it is newer than 33% of them (1969 against a typical 1977). Measured against all of DuPage County, it is worth more than 51% 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 4020 N Adams St, Westmont, IL?

The 2025 property tax bill for 4020 N Adams St, Westmont, IL was $4,299. The county assessed it at $99,533.

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