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Single Family ResidenceResidential
$613,929$265 / 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 Oct 21, 2026
Last sold for $410,000 on Oct 28, 2021

603 DORCHESTER CT

NAPERVILLE, IL 60565
2.5
Baths
2,319 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.
1987
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$614K
$576K low$652K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$410,000 · Oct 28, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,783 (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.$180,959 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$27,765
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$153,194
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$164,583
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$542,877

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.45
25
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
14
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
71
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
74
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
45
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.0.2 percent flood zone

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
CountyWILL
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.Frame (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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
Spring Brook Elementary SchoolA+
Elementary · Grades KG–5 · 0.8 mi
M
Gregory Middle SchoolA+
Middle · Grades 6–8 · 1.1 mi
H
Neuqua Valley High SchoolA+
High · Grades 9–12 · 2.0 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

603 Dorchester 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 87% of homes in Will County
  • Costs more per square foot than 85% of homes in Will County
  • Bigger than 69% of homes in Will County

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
$224K$1.3M

This home is worth more than 45% 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$613,929
CheaperTypical $637,795Pricier

Pricier than 45% of homes nearby

Price per ft²$265
CheaperTypical $261Pricier

Pricier than 55% of homes nearby

Living area2,319 ft²
SmallerTypical 2,432 ft²Bigger

Bigger than 45% of homes nearby

Lot size0.24 ac
SmallerTypical 0.25 acBigger

Bigger than 49% of homes nearby

Year built1987
OlderTypical 1986Newer

Newer than 61% of homes nearby

How 603 Dorchester Ct ranks against every home in each area.
MeasureThis homeNaperville 60565Will County
Estimated valuepricier than$613,92945% of homes87% of homes
Price per ft²pricier than$26555% of homes85% of homes
Living areabigger than2,319 ft²45% of homes69% of homes
Lot sizebigger than0.24 ac49% of homes54% of homes
Year builtnewer than198761% of homes39% of homes

About 603 Dorchester Ct

How much is 603 Dorchester Ct, Naperville, IL worth?

The TopHap Estimate for 603 Dorchester Ct, Naperville, IL is $613,929 as of Oct 21, 2026. The likely range is $576,203 to $651,655. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 603 Dorchester Ct, Naperville, IL last sell?

603 Dorchester Ct, Naperville, IL last sold on Oct 28, 2021 for $410,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 603 Dorchester Ct, Naperville, IL?

603 Dorchester Ct, Naperville, IL has 2.5 bathrooms, 2,319 square feet of living space and a 0.24-acre lot.

When was 603 Dorchester Ct, Naperville, IL built?

603 Dorchester Ct, Naperville, IL was built in 1987, making it 39 years old. The building has 2 stories.

What schools serve 603 Dorchester Ct, Naperville, IL?

603 Dorchester Ct, Naperville, IL is assigned to Spring Brook 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 603 Dorchester Ct, Naperville, IL compare to other homes in Naperville 60565?

Among the 13,214 homes in Naperville 60565, it is worth more than 45% of them ($613,929 against a typical $637,795), its price per square foot is higher than 55% of them ($265 against a typical $261), it is bigger than 45% of them (2,319 ft² against a typical 2,432 ft²), its lot is bigger than 49% of them (0.24 ac against a typical 0.25 ac) and it is newer than 61% of them (1987 against a typical 1986). Measured against all of Will County, it is worth more than 87% 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 603 Dorchester Ct, Naperville, IL?

The 2025 property tax bill for 603 Dorchester Ct, Naperville, IL was $10,783. The county assessed it at $180,959.

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