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Single Family ResidenceResidential
$393,522$335 / 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 Aug 30, 2026
Last sold for $275,000 on Jul 11, 2023

504 S CASS AVE

WESTMONT, IL 60559
2
Baths
1,175 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1959
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

$394K
$372K low$415K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$275,000 · Jul 11, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,730 (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.$126,389 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$42,255
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$84,134
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$117,135
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$379,167

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.0.20
CoolingThe type of cooling or air conditioning in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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
Westview Hills Middle SchoolB+
Middle · Grades 6–8 · 1.0 mi
E
Holmes Elementary School
Elementary · Grades PK–2 · 1.3 mi
H
Community High School District 99 - North High SchoolB
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

504 S Cass Ave 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 Westmont 60559
  • Smaller than 82% of homes in DuPage County
  • Older than 80% of homes in DuPage County

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
$197K$1.1M

This home is worth more than 46% 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$393,522
CheaperTypical $410,677Pricier

Pricier than 46% of homes nearby

Price per ft²$335
CheaperTypical $276Pricier

Pricier than 86% of homes nearby

Living area1,175 ft²
SmallerTypical 1,454 ft²Bigger

Bigger than 30% of homes nearby

Lot size0.2 ac
SmallerTypical 0.21 acBigger

Bigger than 48% of homes nearby

Year built1959
OlderTypical 1977Newer

Newer than 26% of homes nearby

How 504 S Cass Ave ranks against every home in each area.
MeasureThis homeWestmont 60559DuPage County
Estimated valuepricier than$393,52246% of homes37% of homes
Price per ft²pricier than$33586% of homes86% of homes
Living areabigger than1,175 ft²30% of homes18% of homes
Lot sizebigger than0.2 ac48% of homes36% of homes
Year builtnewer than195926% of homes20% of homes

About 504 S Cass Ave

How much is 504 S Cass Ave, Westmont, IL worth?

The TopHap Estimate for 504 S Cass Ave, Westmont, IL is $393,522 as of Aug 30, 2026. The likely range is $371,629 to $415,415. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 504 S Cass Ave, Westmont, IL last sell?

504 S Cass Ave, Westmont, IL last sold on Jul 11, 2023 for $275,000, according to the county's recorded deed.

How big is 504 S Cass Ave, Westmont, IL?

504 S Cass Ave, Westmont, IL has 2 bathrooms, 1,175 square feet of living space and a 0.20-acre lot.

When was 504 S Cass Ave, Westmont, IL built?

504 S Cass Ave, Westmont, IL was built in 1959, making it 67 years old. It is a split level home. The building has 1 story.

What schools serve 504 S Cass Ave, Westmont, IL?

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

How does 504 S Cass Ave, Westmont, IL compare to other homes in Westmont 60559?

Among the 6,971 homes in Westmont 60559, it is worth more than 46% of them ($393,522 against a typical $410,677), its price per square foot is higher than 86% of them ($335 against a typical $276), it is bigger than 30% of them (1,175 ft² against a typical 1,454 ft²), its lot is bigger than 48% of them (0.2 ac against a typical 0.21 ac) and it is newer than 26% of them (1959 against a typical 1977). Measured against all of DuPage County, it is worth more than 37% 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 504 S Cass Ave, Westmont, IL?

The 2025 property tax bill for 504 S Cass Ave, Westmont, IL was $7,730. The county assessed it at $126,389.

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Assigned schools

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