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Single Family ResidenceResidential
$756,680$291 / 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 88How 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

231 OXFORD CT

NAPERVILLE, IL 60540
2.5
Baths
2,603 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.
0.4 ac
Lot SizeThe size of the land the home sits on, from county records.
1970
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

$757K
$665K low$848K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,666 (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.$215,892 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$86,238
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$129,654
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$198,924
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$647,676

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.0.40
HeatingThe type of heating system in the home.Yes
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.

E
Prairie Elementary SchoolA+
Elementary · Grades KG–5 · 0.4 mi
M
Washington Junior High SchoolA
Middle · Grades 5–8 · 1.4 mi
H
Naperville North High SchoolA+
High · Grades 9–12 · 2.0 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%

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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

231 Oxford Ct 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 84% of homes in DuPage County
  • Costs more per square foot than 74% of homes in Naperville 60540
  • Bigger than 76% of homes in DuPage County
  • Has a bigger lot than 85% of homes in Naperville 60540
  • Older than 76% of homes in Naperville 60540

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
$234K$2.1M

This home is worth more than 67% 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$756,680
CheaperTypical $652,545Pricier

Pricier than 67% of homes nearby

Price per ft²$291
CheaperTypical $262Pricier

Pricier than 74% of homes nearby

Living area2,603 ft²
SmallerTypical 2,448 ft²Bigger

Bigger than 57% of homes nearby

Lot size0.4 ac
SmallerTypical 0.25 acBigger

Bigger than 85% of homes nearby

Year built1970
OlderTypical 1983Newer

Newer than 24% of homes nearby

How 231 Oxford Ct ranks against every home in each area.
MeasureThis homeNaperville 60540DuPage County
Estimated valuepricier than$756,68067% of homes84% of homes
Price per ft²pricier than$29174% of homes74% of homes
Living areabigger than2,603 ft²57% of homes76% of homes
Lot sizebigger than0.4 ac85% of homes74% of homes
Year builtnewer than197024% of homes35% of homes

About 231 Oxford Ct

How much is 231 Oxford Ct, Naperville, IL worth?

The TopHap Estimate for 231 Oxford Ct, Naperville, IL is $756,680 as of Sep 24, 2026. The likely range is $665,027 to $848,333. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 231 Oxford Ct, Naperville, IL last sell?

231 Oxford Ct, Naperville, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 231 Oxford Ct, Naperville, IL?

231 Oxford Ct, Naperville, IL has 2.5 bathrooms, 2,603 square feet of living space and a 0.40-acre lot.

When was 231 Oxford Ct, Naperville, IL built?

231 Oxford Ct, Naperville, IL was built in 1970, making it 56 years old. The building has 2 stories.

What schools serve 231 Oxford Ct, Naperville, IL?

231 Oxford Ct, Naperville, IL is assigned to Prairie Elementary School (elementary), rated A+; Washington Junior High School (middle), rated A; Naperville North 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 231 Oxford Ct, Naperville, IL compare to other homes in Naperville 60540?

Among the 14,044 homes in Naperville 60540, it is worth more than 67% of them ($756,680 against a typical $652,545), its price per square foot is higher than 74% of them ($291 against a typical $262), it is bigger than 57% of them (2,603 ft² against a typical 2,448 ft²), its lot is bigger than 85% of them (0.4 ac against a typical 0.25 ac) and it is newer than 24% of them (1970 against a typical 1983). Measured against all of DuPage County, it is worth more than 84% 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 231 Oxford Ct, Naperville, IL?

The 2025 property tax bill for 231 Oxford Ct, Naperville, IL was $11,666. The county assessed it at $215,892.

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