Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$881,730$238 / 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 95How 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
Last sold for $592,000 on Aug 14, 2020

1128 S WASHINGTON ST

NAPERVILLE, IL 60540
3.5
Baths
3,702 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.
3,485 ft²
Lot SizeThe size of the land the home sits on, from county records.
1991
Year BuiltThe year the home was originally built, according to county records.
3
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$882K
$835K low$928K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$592,000 · Aug 14, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,100 (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.$241,591 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$35,806
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$205,785
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$222,603
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$724,773

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.16 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.minimal

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.0.08
HeatingThe type of heating system in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

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
Elmwood Elementary SchoolA
Elementary · Grades KG–5 · 0.5 mi
M
Lincoln Junior High SchoolA+
Middle · Grades 6–8 · 0.6 mi
H
Naperville Central High SchoolA+
High · Grades 9–12 · 1.2 mi

District: Naperville Community Unit District 203

Neighborhood · ZIP 60540These 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.74
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.51

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.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.45,217
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,223 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$143,923
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$182,929
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%

Owner Tools

Do you own this home?
Claim this home

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

1128 S 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.

  • Worth more than 89% of homes in DuPage County
  • Costs less per square foot than 74% of homes in Naperville 60540
  • Bigger than 92% of homes in DuPage County
  • Has a smaller lot than 93% of homes in Naperville 60540
  • Newer than 77% of homes in DuPage County

What homes are worth in Naperville 60540

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

This home
$252K$2.1M

This home is worth more than 79% of homes in Naperville 60540.

How it measures up in Naperville 60540

The dot is this home. The mark in the middle is the typical home in Naperville 60540.

Estimated value$881,730
CheaperTypical $659,527Pricier

Pricier than 79% of homes nearby

Price per ft²$238
CheaperTypical $262Pricier

Pricier than 26% of homes nearby

Living area3,702 ft²
SmallerTypical 2,458 ft²Bigger

Bigger than 83% of homes nearby

Lot size3,485 ft²
SmallerTypical 0.25 acBigger

Bigger than 7% of homes nearby

Year built1991
OlderTypical 1983Newer

Newer than 71% of homes nearby

How 1128 S Washington St ranks against every home in each area.
MeasureThis homeNaperville 60540DuPage County
Estimated valuepricier than$881,73079% of homes89% of homes
Price per ft²pricier than$23826% of homes44% of homes
Living areabigger than3,702 ft²83% of homes92% of homes
Lot sizebigger than3,485 ft²7% of homes8% of homes
Year builtnewer than199171% of homes77% of homes

About 1128 S Washington St

How much is 1128 S Washington St, Naperville, IL worth?

The TopHap Estimate for 1128 S Washington St, Naperville, IL is $881,730 as of Oct 21, 2026. The likely range is $835,055 to $928,405. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1128 S Washington St, Naperville, IL last sell?

1128 S Washington St, Naperville, IL last sold on Aug 14, 2020 for $592,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 1128 S Washington St, Naperville, IL?

1128 S Washington St, Naperville, IL has 3.5 bathrooms, 3,702 square feet of living space and a 0.08-acre lot.

When was 1128 S Washington St, Naperville, IL built?

1128 S Washington St, Naperville, IL was built in 1991, making it 35 years old.

What schools serve 1128 S Washington St, Naperville, IL?

1128 S Washington St, Naperville, IL is assigned to Elmwood Elementary School (elementary), rated A; Lincoln Junior High School (middle), rated A+; Naperville Central High School (high), rated A+. All sit in Naperville Community Unit District 203. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1128 S Washington St, Naperville, IL compare to other homes in Naperville 60540?

Among the 14,044 homes in Naperville 60540, it is worth more than 79% of them ($881,730 against a typical $659,527), its price per square foot is higher than 26% of them ($238 against a typical $262), it is bigger than 83% of them (3,702 ft² against a typical 2,458 ft²), its lot is bigger than 7% of them (3,485 ft² against a typical 0.25 ac) and it is newer than 71% of them (1991 against a typical 1983). Measured against all of DuPage County, it is worth more than 89% 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 1128 S Washington St, Naperville, IL?

The 2025 property tax bill for 1128 S Washington St, Naperville, IL was $14,100. The county assessed it at $241,591.

More homes on S Washington St

Closest homes

More homes in Naperville 60540

Assigned schools

Explore the area

See this home in context

Open 1128 S Washington St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map