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Apartments (Generic)Residential
Last sold for $330,000 on Jun 3, 2010

401 S CASS AVE

WESTMONT, IL 60559
3
Beds
0
Baths
2,080 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1963
Year BuiltThe year the home was originally built, according to county records.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$330,000 · Jun 3, 2010

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,610 (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.$193,104 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$27,313
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$165,791
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$178,965
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$579,312

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Apartments (Generic)
CountyDUPAGE
Lot (acres)The size of the land the home sits on, from county records.0.13
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
Westview Hills Middle SchoolB+
Middle · Grades 6–8 · 1.2 mi
E
Holmes Elementary School
Elementary · Grades PK–2 · 1.3 mi
H
Hinsdale Central High SchoolA
High · Grades 9–12 · 2.2 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

401 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.

  • Bigger than 75% of homes in Westmont 60559
  • Has a smaller lot than 89% of homes in DuPage County
  • Older than 76% of homes in DuPage County

How it measures up in Westmont 60559

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

Living area2,080 ft²
SmallerTypical 1,460 ft²Bigger

Bigger than 75% of homes nearby

Lot size0.13 ac
SmallerTypical 0.21 acBigger

Bigger than 16% of homes nearby

Year built1963
OlderTypical 1977Newer

Newer than 27% of homes nearby

How 401 S Cass Ave ranks against every home in each area.
MeasureThis homeWestmont 60559DuPage County
Living areabigger than2,080 ft²75% of homes60% of homes
Lot sizebigger than0.13 ac16% of homes11% of homes
Year builtnewer than196327% of homes24% of homes

About 401 S Cass Ave

When did 401 S Cass Ave, Westmont, IL last sell?

401 S Cass Ave, Westmont, IL last sold on Jun 3, 2010 for $330,000, according to the county's recorded deed.

How big is 401 S Cass Ave, Westmont, IL?

401 S Cass Ave, Westmont, IL has 3 bedrooms, 2,080 square feet of living space and a 0.13-acre lot.

When was 401 S Cass Ave, Westmont, IL built?

401 S Cass Ave, Westmont, IL was built in 1963, making it 63 years old.

What schools serve 401 S Cass Ave, Westmont, IL?

401 S Cass Ave, Westmont, IL is assigned to Westview Hills Middle School (middle), rated B+; Holmes Elementary School (elementary); Hinsdale Central 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 401 S Cass Ave, Westmont, IL compare to other homes in Westmont 60559?

Among the 6,971 homes in Westmont 60559, it is bigger than 75% of them (2,080 ft² against a typical 1,460 ft²), its lot is bigger than 16% of them (0.13 ac against a typical 0.21 ac) and it is newer than 27% of them (1963 against a typical 1977). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 401 S Cass Ave, Westmont, IL?

The 2025 property tax bill for 401 S Cass Ave, Westmont, IL was $11,610. The county assessed it at $193,104.

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Assigned schools

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