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Single Family ResidenceResidential
$1,461,688$437 / 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 92How 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
Last sold for $1,140,000 on Jul 10, 2012

420 S THURLOW ST

HINSDALE, IL 60521
4
Baths
3,344 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1999
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.5M
$1.3M low$1.6M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,140,000 · Jul 10, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$21,632 (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.$445,770 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$109,821
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$335,949
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$412,897
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,337,310

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.0.22
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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
Madison Elementary SchoolA+
Elementary · Grades KG–5 · 0.2 mi
M
Hinsdale Middle SchoolB+
Middle · Grades 6–8 · 0.6 mi
H
Hinsdale Central High SchoolA
High · Grades 9–12 · 0.7 mi

District: Hinsdale Township High School District 86

Neighborhood · ZIP 60521These 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.43
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.121
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.48

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.93%
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.1.6%
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.17,211
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,597 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$235,781
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$359,560
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

420 S Thurlow St 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 97% of homes in DuPage County
  • Costs more per square foot than 97% of homes in DuPage County
  • Bigger than 88% of homes in DuPage County
  • Has a smaller lot than 66% of homes in Hinsdale 60521
  • Newer than 88% of homes in DuPage County

What homes are worth in Hinsdale 60521

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

This home
$335K$4.2M

This home is worth more than 62% of homes in Hinsdale 60521.

How it measures up in Hinsdale 60521

The dot is this home. The mark in the middle is the typical home in Hinsdale 60521.

Estimated value$1,461,688
CheaperTypical $1,226,316Pricier

Pricier than 62% of homes nearby

Price per ft²$437
CheaperTypical $423Pricier

Pricier than 55% of homes nearby

Living area3,344 ft²
SmallerTypical 2,869 ft²Bigger

Bigger than 65% of homes nearby

Lot size0.22 ac
SmallerTypical 0.27 acBigger

Bigger than 34% of homes nearby

Year built1999
OlderTypical 1978Newer

Newer than 74% of homes nearby

How 420 S Thurlow St ranks against every home in each area.
MeasureThis homeHinsdale 60521DuPage County
Estimated valuepricier than$1,461,68862% of homes97% of homes
Price per ft²pricier than$43755% of homes97% of homes
Living areabigger than3,344 ft²65% of homes88% of homes
Lot sizebigger than0.22 ac34% of homes40% of homes
Year builtnewer than199974% of homes88% of homes

About 420 S Thurlow St

How much is 420 S Thurlow St, Hinsdale, IL worth?

The TopHap Estimate for 420 S Thurlow St, Hinsdale, IL is $1,461,688 as of Aug 30, 2026. The likely range is $1,346,635 to $1,576,741. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 420 S Thurlow St, Hinsdale, IL last sell?

420 S Thurlow St, Hinsdale, IL last sold on Jul 10, 2012 for $1,140,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 420 S Thurlow St, Hinsdale, IL?

420 S Thurlow St, Hinsdale, IL has 4 bathrooms, 3,344 square feet of living space and a 0.22-acre lot.

When was 420 S Thurlow St, Hinsdale, IL built?

420 S Thurlow St, Hinsdale, IL was built in 1999, making it 27 years old. The building has 3 stories.

What schools serve 420 S Thurlow St, Hinsdale, IL?

420 S Thurlow St, Hinsdale, IL is assigned to Madison Elementary School (elementary), rated A+; Hinsdale Middle School (middle), rated B+; Hinsdale Central High School (high), rated A. All sit in Hinsdale Township High School District 86. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 420 S Thurlow St, Hinsdale, IL compare to other homes in Hinsdale 60521?

Among the 6,715 homes in Hinsdale 60521, it is worth more than 62% of them ($1,461,688 against a typical $1,226,316), its price per square foot is higher than 55% of them ($437 against a typical $423), it is bigger than 65% of them (3,344 ft² against a typical 2,869 ft²), its lot is bigger than 34% of them (0.22 ac against a typical 0.27 ac) and it is newer than 74% of them (1999 against a typical 1978). Measured against all of DuPage County, it is worth more than 97% 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 420 S Thurlow St, Hinsdale, IL?

The 2025 property tax bill for 420 S Thurlow St, Hinsdale, IL was $21,632. The county assessed it at $445,770.

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