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Single Family ResidenceResidential
$479,766$303 / 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 96How 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 $227,000 on Aug 1, 2002

1399 RIVER OAK DR

NAPERVILLE, IL 60565
2.5
Baths
1,584 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.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
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

$480K
$458K low$501K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$227,000 · Aug 1, 2002

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,405 (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.$134,875 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$61,884
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$72,991
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$124,274
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$404,625

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.5 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.0.26
HeatingThe type of heating system in the home.Electric
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.

Foreclosure Filings(2)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Madison Junior High SchoolA+
Middle · Grades 6–8 · 0.3 mi
E
Meadow Glens Elementary SchoolA+
Elementary · Grades KG–5 · 0.9 mi
H
Naperville Central High SchoolA+
High · Grades 9–12 · 3.6 mi

District: Naperville Community Unit District 203

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

1399 River Oak 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 76% of homes in Naperville 60565
  • Costs more per square foot than 89% of homes in Naperville 60565
  • Smaller than 83% 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
$214K$1.3M

This home is worth more than 24% 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$479,766
CheaperTypical $637,918Pricier

Pricier than 24% of homes nearby

Price per ft²$303
CheaperTypical $261Pricier

Pricier than 89% of homes nearby

Living area1,584 ft²
SmallerTypical 2,436 ft²Bigger

Bigger than 17% of homes nearby

Lot size0.26 ac
SmallerTypical 0.25 acBigger

Bigger than 60% of homes nearby

Year built1984
OlderTypical 1986Newer

Newer than 38% of homes nearby

How 1399 River Oak Dr ranks against every home in each area.
MeasureThis homeNaperville 60565DuPage County
Estimated valuepricier than$479,76624% of homes55% of homes
Price per ft²pricier than$30389% of homes78% of homes
Living areabigger than1,584 ft²17% of homes38% of homes
Lot sizebigger than0.26 ac60% of homes58% of homes
Year builtnewer than198438% of homes63% of homes

About 1399 River Oak Dr

How much is 1399 River Oak Dr, Naperville, IL worth?

The TopHap Estimate for 1399 River Oak Dr, Naperville, IL is $479,766 as of Sep 24, 2026. The likely range is $458,215 to $501,317. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1399 River Oak Dr, Naperville, IL last sell?

1399 River Oak Dr, Naperville, IL last sold on Aug 1, 2002 for $227,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 1399 River Oak Dr, Naperville, IL?

1399 River Oak Dr, Naperville, IL has 2.5 bathrooms, 1,584 square feet of living space and a 0.26-acre lot.

When was 1399 River Oak Dr, Naperville, IL built?

1399 River Oak Dr, Naperville, IL was built in 1984, making it 42 years old. The building has 2 stories.

What schools serve 1399 River Oak Dr, Naperville, IL?

1399 River Oak Dr, Naperville, IL is assigned to Madison Junior High School (middle), rated A+; Meadow Glens Elementary School (elementary), 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 1399 River Oak Dr, Naperville, IL compare to other homes in Naperville 60565?

Among the 13,214 homes in Naperville 60565, it is worth more than 24% of them ($479,766 against a typical $637,918), its price per square foot is higher than 89% of them ($303 against a typical $261), it is bigger than 17% of them (1,584 ft² against a typical 2,436 ft²), its lot is bigger than 60% of them (0.26 ac against a typical 0.25 ac) and it is newer than 38% of them (1984 against a typical 1986). Measured against all of DuPage County, it is worth more than 55% 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 1399 River Oak Dr, Naperville, IL?

The 2025 property tax bill for 1399 River Oak Dr, Naperville, IL was $7,405. The county assessed it at $134,875.

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