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Single Family ResidenceResidential
$331,790$343 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $118,000 on Jan 23, 1998

421 TRAVELAIRE AVE

NAPERVILLE, IL 60565
2
Beds
2
Baths
966 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1983
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

$332K
$312K low$352K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$118,000 · Jan 23, 1998

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,983 (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.$109,468 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$52,067
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$57,401
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$99,816
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$328,404

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Ranch
CountyDUPAGE
Lot (acres)The size of the land the home sits on, from county records.0.21
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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.

E
Clow Elementary SchoolA+
Elementary · Grades KG–5 · 1.4 mi
M
Gregory Middle SchoolA+
Middle · Grades 6–8 · 1.7 mi
H
Neuqua Valley High SchoolA+
High · Grades 9–12 · 2.6 mi

District: Indian Prairie Community Unit School District 204

Neighborhood · ZIP 60565These 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.25
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 100.56

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.40%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.0%
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.38,555
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,445 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$151,582
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$178,271
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

421 Travelaire 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 less than 92% of homes in Naperville 60565
  • Costs more per square foot than 96% of homes in Naperville 60565
  • Smaller than 98% of homes in Naperville 60565
  • Has a smaller lot than 77% of homes in Naperville 60565
  • Older than 68% of homes in Naperville 60565

What homes are worth in Naperville 60565

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

This home
$221K$1.2M

This home is worth more than 8% of homes in Naperville 60565.

How it measures up in Naperville 60565

The dot is this home. The mark in the middle is the typical home in Naperville 60565.

Estimated value$331,790
CheaperTypical $639,718Pricier

Pricier than 8% of homes nearby

Price per ft²$343
CheaperTypical $261Pricier

Pricier than 96% of homes nearby

Living area966 ft²
SmallerTypical 2,444 ft²Bigger

Bigger than 2% of homes nearby

Lot size0.21 ac
SmallerTypical 0.25 acBigger

Bigger than 23% of homes nearby

Year built1983
OlderTypical 1986Newer

Newer than 32% of homes nearby

How 421 Travelaire Ave ranks against every home in each area.
MeasureThis homeNaperville 60565DuPage County
Estimated valuepricier than$331,7908% of homes21% of homes
Price per ft²pricier than$34396% of homes88% of homes
Living areabigger than966 ft²2% of homes6% of homes
Lot sizebigger than0.21 ac23% of homes40% of homes
Year builtnewer than198332% of homes61% of homes

About 421 Travelaire Ave

How much is 421 Travelaire Ave, Naperville, IL worth?

The TopHap Estimate for 421 Travelaire Ave, Naperville, IL is $331,790 as of Sep 24, 2026. The likely range is $311,845 to $351,735. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 Travelaire Ave, Naperville, IL last sell?

421 Travelaire Ave, Naperville, IL last sold on Jan 23, 1998 for $118,000, according to the county's recorded deed.

How big is 421 Travelaire Ave, Naperville, IL?

421 Travelaire Ave, Naperville, IL has 2 bedrooms, 2 bathrooms, 966 square feet of living space and a 0.21-acre lot.

When was 421 Travelaire Ave, Naperville, IL built?

421 Travelaire Ave, Naperville, IL was built in 1983, making it 43 years old. It is a ranch home. The building has 1 story.

What schools serve 421 Travelaire Ave, Naperville, IL?

421 Travelaire Ave, Naperville, IL is assigned to Clow Elementary School (elementary), rated A+; Gregory Middle School (middle), rated A+; Neuqua Valley High School (high), rated A+. All sit in Indian Prairie Community Unit School District 204. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 Travelaire Ave, Naperville, IL compare to other homes in Naperville 60565?

Among the 13,214 homes in Naperville 60565, it is worth more than 8% of them ($331,790 against a typical $639,718), its price per square foot is higher than 96% of them ($343 against a typical $261), it is bigger than 2% of them (966 ft² against a typical 2,444 ft²), its lot is bigger than 23% of them (0.21 ac against a typical 0.25 ac) and it is newer than 32% of them (1983 against a typical 1986). Measured against all of DuPage County, it is worth more than 21% 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 421 Travelaire Ave, Naperville, IL?

The 2025 property tax bill for 421 Travelaire Ave, Naperville, IL was $5,983. The county assessed it at $109,468.

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