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Single Family ResidenceResidential
$785,007$286 / 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 90How 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

809 ZAININGER AVE

NAPERVILLE, IL 60563
2.5
Baths
2,740 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1977
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$785K
$710K low$860K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,749 (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.$217,509 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$71,278
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$146,231
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$198,330
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$652,527

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.0.24
ConstructionThe main material the home's frame and walls are built from.Brick
HeatingThe type of heating system in the home.Central
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(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.

H
Naperville North High SchoolA
High · Grades 9–12 · 0.4 mi
E
Mill Street Elementary SchoolA
Elementary · Grades KG–5 · 0.5 mi
M
Jefferson Junior High SchoolA-
Middle · Grades 6–8 · 1.1 mi

District: Naperville Community Unit District 203

Neighborhood · ZIP 60563These 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.116
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.57

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.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.5%
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.38,367
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,497 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$110,499
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$143,639
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

809 Zaininger 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.

  • Worth more than 86% of homes in DuPage County
  • Costs more per square foot than 75% of homes in Naperville 60563
  • Bigger than 79% of homes in DuPage County
  • Older than 72% of homes in Naperville 60563

What homes are worth in Naperville 60563

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

This home
$181K$1.4M

This home is worth more than 82% of homes in Naperville 60563.

How it measures up in Naperville 60563

The dot is this home. The mark in the middle is the typical home in Naperville 60563.

Estimated value$785,007
CheaperTypical $497,738Pricier

Pricier than 82% of homes nearby

Price per ft²$286
CheaperTypical $251Pricier

Pricier than 75% of homes nearby

Living area2,740 ft²
SmallerTypical 1,950 ft²Bigger

Bigger than 77% of homes nearby

Lot size0.24 ac
SmallerTypical 0.27 acBigger

Bigger than 37% of homes nearby

Year built1977
OlderTypical 1984Newer

Newer than 28% of homes nearby

How 809 Zaininger Ave ranks against every home in each area.
MeasureThis homeNaperville 60563DuPage County
Estimated valuepricier than$785,00782% of homes86% of homes
Price per ft²pricier than$28675% of homes73% of homes
Living areabigger than2,740 ft²77% of homes79% of homes
Lot sizebigger than0.24 ac37% of homes49% of homes
Year builtnewer than197728% of homes50% of homes

About 809 Zaininger Ave

How much is 809 Zaininger Ave, Naperville, IL worth?

The TopHap Estimate for 809 Zaininger Ave, Naperville, IL is $785,007 as of Aug 30, 2026. The likely range is $709,645 to $860,369. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 809 Zaininger Ave, Naperville, IL last sell?

809 Zaininger Ave, Naperville, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 809 Zaininger Ave, Naperville, IL?

809 Zaininger Ave, Naperville, IL has 2.5 bathrooms, 2,740 square feet of living space and a 0.24-acre lot.

When was 809 Zaininger Ave, Naperville, IL built?

809 Zaininger Ave, Naperville, IL was built in 1977, making it 49 years old. The building has 2 stories.

What schools serve 809 Zaininger Ave, Naperville, IL?

809 Zaininger Ave, Naperville, IL is assigned to Naperville North High School (high), rated A; Mill Street Elementary School (elementary), rated A; Jefferson Junior High School (middle), rated A-. All sit in Naperville Community Unit District 203. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 809 Zaininger Ave, Naperville, IL compare to other homes in Naperville 60563?

Among the 10,625 homes in Naperville 60563, it is worth more than 82% of them ($785,007 against a typical $497,738), its price per square foot is higher than 75% of them ($286 against a typical $251), it is bigger than 77% of them (2,740 ft² against a typical 1,950 ft²), its lot is bigger than 37% of them (0.24 ac against a typical 0.27 ac) and it is newer than 28% of them (1977 against a typical 1984). Measured against all of DuPage County, it is worth more than 86% 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 809 Zaininger Ave, Naperville, IL?

The 2025 property tax bill for 809 Zaininger Ave, Naperville, IL was $11,749. The county assessed it at $217,509.

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