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Single Family ResidenceResidential
$396,535$337 / 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 Oct 21, 2026

621 S ADAMS ST

WESTMONT, IL 60559
2
Baths
1,176 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1968
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

$397K
$368K low$425K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,560 (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.$138,653 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$54,038
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$84,615
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$128,502
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$415,959

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.0.22
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Westview Hills Middle SchoolA-
Middle · Grades 6–8 · 0.9 mi
E
Holmes Elementary School
Elementary · Grades PK–2 · 1.4 mi
H
Community High School District 99 - North High SchoolA+
High · Grades 9–12 · 2.3 mi

District: Maercker School District 60

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

621 S 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.

  • Costs more per square foot than 86% of homes in DuPage County
  • Smaller than 82% of homes in DuPage County
  • Older than 69% 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
$193K$1.1M

This home is worth more than 45% 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$396,535
CheaperTypical $415,047Pricier

Pricier than 45% of homes nearby

Price per ft²$337
CheaperTypical $278Pricier

Pricier than 85% of homes nearby

Living area1,176 ft²
SmallerTypical 1,458 ft²Bigger

Bigger than 30% of homes nearby

Lot size0.22 ac
SmallerTypical 0.21 acBigger

Bigger than 63% of homes nearby

Year built1968
OlderTypical 1977Newer

Newer than 31% of homes nearby

How 621 S Adams St ranks against every home in each area.
MeasureThis homeWestmont 60559DuPage County
Estimated valuepricier than$396,53545% of homes38% of homes
Price per ft²pricier than$33785% of homes86% of homes
Living areabigger than1,176 ft²30% of homes18% of homes
Lot sizebigger than0.22 ac63% of homes40% of homes
Year builtnewer than196831% of homes31% of homes

About 621 S Adams St

How much is 621 S Adams St, Westmont, IL worth?

The TopHap Estimate for 621 S Adams St, Westmont, IL is $396,535 as of Oct 21, 2026. The likely range is $368,398 to $424,672. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 621 S Adams St, Westmont, IL last sell?

621 S Adams St, Westmont, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 621 S Adams St, Westmont, IL?

621 S Adams St, Westmont, IL has 2 bathrooms, 1,176 square feet of living space and a 0.22-acre lot.

When was 621 S Adams St, Westmont, IL built?

621 S Adams St, Westmont, IL was built in 1968, making it 58 years old. The building has 1 story.

What schools serve 621 S Adams St, Westmont, IL?

621 S Adams St, Westmont, IL is assigned to Westview Hills Middle School (middle), rated A-; Holmes Elementary School (elementary); Community High School District 99 - North High School (high), rated A+. All sit in Maercker School District 60. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 621 S Adams St, Westmont, IL compare to other homes in Westmont 60559?

Among the 6,970 homes in Westmont 60559, it is worth more than 45% of them ($396,535 against a typical $415,047), its price per square foot is higher than 85% of them ($337 against a typical $278), it is bigger than 30% of them (1,176 ft² against a typical 1,458 ft²), its lot is bigger than 63% of them (0.22 ac against a typical 0.21 ac) and it is newer than 31% of them (1968 against a typical 1977). Measured against all of DuPage County, it is worth more than 38% 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 621 S Adams St, Westmont, IL?

The 2025 property tax bill for 621 S Adams St, Westmont, IL was $8,560. The county assessed it at $138,653.

More homes on S Adams St

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Assigned schools

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