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Single Family ResidenceResidential
Last sold for $260,000 on Aug 17, 2026

509 N WASHINGTON ST

WESTMONT, IL 60559
1
Baths
996 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.
0.48 ac
Lot SizeThe size of the land the home sits on, from county records.
1930
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$260,000 · Aug 17, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,533 (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.$88,641 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$48,217
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$40,424
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$82,151
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$265,923

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.0.48
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(3)

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 School
Elementary · Grades KG–1 · 0.1 mi
M
Westmont Jr High SchoolA
Middle · Grades 6–8 · 1.1 mi
H
Westmont High SchoolA
High · Grades 9–12 · 1.2 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

509 N Washington 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.

  • Smaller than 92% of homes in DuPage County
  • Has a bigger lot than 89% of homes in Westmont 60559
  • Older than 95% 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 area996 ft²
SmallerTypical 1,467 ft²Bigger

Bigger than 12% of homes nearby

Lot size0.48 ac
SmallerTypical 0.21 acBigger

Bigger than 89% of homes nearby

Year built1930
OlderTypical 1977Newer

Newer than 9% of homes nearby

How 509 N Washington St ranks against every home in each area.
MeasureThis homeWestmont 60559DuPage County
Living areabigger than996 ft²12% of homes8% of homes
Lot sizebigger than0.48 ac89% of homes78% of homes
Year builtnewer than19309% of homes5% of homes

About 509 N Washington St

When did 509 N Washington St, Westmont, IL last sell?

509 N Washington St, Westmont, IL last sold on Aug 17, 2026 for $260,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 509 N Washington St, Westmont, IL?

509 N Washington St, Westmont, IL has 1 bathrooms, 996 square feet of living space and a 0.48-acre lot.

When was 509 N Washington St, Westmont, IL built?

509 N Washington St, Westmont, IL was built in 1930, making it 96 years old. The building has 1 story.

What schools serve 509 N Washington St, Westmont, IL?

509 N Washington St, Westmont, IL is assigned to C E Miller Elementary School (elementary); 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 509 N Washington St, Westmont, IL compare to other homes in Westmont 60559?

Among the 6,971 homes in Westmont 60559, it is bigger than 12% of them (996 ft² against a typical 1,467 ft²), its lot is bigger than 89% of them (0.48 ac against a typical 0.21 ac) and it is newer than 9% of them (1930 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 509 N Washington St, Westmont, IL?

The 2025 property tax bill for 509 N Washington St, Westmont, IL was $4,533. The county assessed it at $88,641.

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