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Single Family ResidenceResidential
$399,078$266 / 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 91How 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

11S435 DOWNERS DR

LEMONT, IL 60439
1.5
Baths
1,498 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.
0.46 ac
Lot SizeThe size of the land the home sits on, from county records.
1967
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

$399K
$365K low$433K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,826 (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.$115,331 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$55,999
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$59,332
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$106,887
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$345,993

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.29 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.1 percent flood zone

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
CountyDUPAGE
Lot (acres)The size of the land the home sits on, from county records.0.46
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.

H
Lemont Township High SchoolA+
High · Grades 9–12 · 2.6 mi
E
Oakwood School
Elementary · Grades PK–1 · 3.5 mi
M
Old Quarry Middle SchoolA+
Middle · Grades 6–8 · 3.6 mi

District: Lemont Township High School District 210

Neighborhood · ZIP 60439These 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.38
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.50

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.25,154
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.776 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$127,381
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$151,623
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

11s435 Downers Dr 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.

  • Worth less than 84% of homes in Lemont 60439
  • Smaller than 78% of homes in Lemont 60439
  • Has a bigger lot than 77% of homes in DuPage County
  • Older than 80% of homes in Lemont 60439

What homes are worth in Lemont 60439

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

This home
$260K$1.1M

This home is worth more than 16% of homes in Lemont 60439.

How it measures up in Lemont 60439

The dot is this home. The mark in the middle is the typical home in Lemont 60439.

Estimated value$399,078
CheaperTypical $591,794Pricier

Pricier than 16% of homes nearby

Price per ft²$266
CheaperTypical $258Pricier

Pricier than 58% of homes nearby

Living area1,498 ft²
SmallerTypical 2,324 ft²Bigger

Bigger than 22% of homes nearby

Lot size0.46 ac
SmallerTypical 0.28 acBigger

Bigger than 72% of homes nearby

Year built1967
OlderTypical 1993Newer

Newer than 20% of homes nearby

How 11s435 Downers Dr ranks against every home in each area.
MeasureThis homeLemont 60439DuPage County
Estimated valuepricier than$399,07816% of homes38% of homes
Price per ft²pricier than$26658% of homes64% of homes
Living areabigger than1,498 ft²22% of homes34% of homes
Lot sizebigger than0.46 ac72% of homes77% of homes
Year builtnewer than196720% of homes30% of homes

About 11s435 Downers Dr

How much is 11s435 Downers Dr, Lemont, IL worth?

The TopHap Estimate for 11s435 Downers Dr, Lemont, IL is $399,078 as of Aug 30, 2026. The likely range is $364,666 to $433,490. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 11s435 Downers Dr, Lemont, IL last sell?

11s435 Downers Dr, Lemont, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 11s435 Downers Dr, Lemont, IL?

11s435 Downers Dr, Lemont, IL has 1.5 bathrooms, 1,498 square feet of living space and a 0.46-acre lot.

When was 11s435 Downers Dr, Lemont, IL built?

11s435 Downers Dr, Lemont, IL was built in 1967, making it 59 years old. The building has 1 story.

What schools serve 11s435 Downers Dr, Lemont, IL?

11s435 Downers Dr, Lemont, IL is assigned to Lemont Township High School (high), rated A+; Oakwood School (elementary); Old Quarry Middle School (middle), rated A+. All sit in Lemont Township High School District 210. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 11s435 Downers Dr, Lemont, IL compare to other homes in Lemont 60439?

Among the 9,057 homes in Lemont 60439, it is worth more than 16% of them ($399,078 against a typical $591,794), its price per square foot is higher than 58% of them ($266 against a typical $258), it is bigger than 22% of them (1,498 ft² against a typical 2,324 ft²), its lot is bigger than 72% of them (0.46 ac against a typical 0.28 ac) and it is newer than 20% of them (1967 against a typical 1993). 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 11s435 Downers Dr, Lemont, IL?

The 2025 property tax bill for 11s435 Downers Dr, Lemont, IL was $5,826. The county assessed it at $115,331.

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