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Single Family ResidenceResidential
$2,352,366$1,627 / 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 Oct 21, 2026
Last sold for $2,275,000 on Apr 24, 2026

821 S CLAY ST

HINSDALE, IL 60521
1.5
Baths
1,446 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1955
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$2.4M
$2.3M low$2.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,275,000 · Apr 24, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,013 (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.$121,539 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$121,539
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$159,983
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$364,617

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.0.19
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.

H
Hinsdale Central High SchoolA+
High · Grades 9–12 · 0.3 mi
E
Madison Elementary SchoolA+
Elementary · Grades KG–5 · 0.3 mi
M
Hinsdale Middle SchoolA+
Middle · Grades 6–8 · 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%

Owner Tools

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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

821 S Clay 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.

  • Among the most valuable homes in DuPage County
  • Among the highest price per square foot in Hinsdale 60521
  • Smaller than 89% of homes in Hinsdale 60521
  • Has a smaller lot than 77% of homes in Hinsdale 60521
  • Older than 86% 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
$303K$4.3M

This home is worth more than 86% 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$2,352,366
CheaperTypical $1,254,803Pricier

Pricier than 86% of homes nearby

Price per ft²$1627
CheaperTypical $436Pricier

Pricier than almost all homes nearby

Living area1,446 ft²
SmallerTypical 2,873 ft²Bigger

Bigger than 11% of homes nearby

Lot size0.19 ac
SmallerTypical 0.27 acBigger

Bigger than 23% of homes nearby

Year built1955
OlderTypical 1978Newer

Newer than 24% of homes nearby

How 821 S Clay St ranks against every home in each area.
MeasureThis homeHinsdale 60521DuPage County
Estimated valuepricier than$2,352,36686% of homesalmost all homes
Price per ft²pricier than$1627almost all homesalmost all homes
Living areabigger than1,446 ft²11% of homes32% of homes
Lot sizebigger than0.19 ac23% of homes28% of homes
Year builtnewer than195524% of homes14% of homes

About 821 S Clay St

How much is 821 S Clay St, Hinsdale, IL worth?

The TopHap Estimate for 821 S Clay St, Hinsdale, IL is $2,352,366 as of Oct 21, 2026. The likely range is $2,265,200 to $2,439,532. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 821 S Clay St, Hinsdale, IL last sell?

821 S Clay St, Hinsdale, IL last sold on Apr 24, 2026 for $2,275,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 821 S Clay St, Hinsdale, IL?

821 S Clay St, Hinsdale, IL has 1.5 bathrooms, 1,446 square feet of living space and a 0.19-acre lot.

When was 821 S Clay St, Hinsdale, IL built?

821 S Clay St, Hinsdale, IL was built in 1955, making it 71 years old. The building has 1 story.

What schools serve 821 S Clay St, Hinsdale, IL?

821 S Clay St, Hinsdale, IL is assigned to Hinsdale Central High School (high), rated A+; Madison Elementary School (elementary), rated A+; Hinsdale Middle School (middle), 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 821 S Clay St, Hinsdale, IL compare to other homes in Hinsdale 60521?

Among the 6,724 homes in Hinsdale 60521, it is worth more than 86% of them ($2,352,366 against a typical $1,254,803), its price per square foot is higher than almost all of them ($1627 against a typical $436), it is bigger than 11% of them (1,446 ft² against a typical 2,873 ft²), its lot is bigger than 23% of them (0.19 ac against a typical 0.27 ac) and it is newer than 24% of them (1955 against a typical 1978). Measured against all of DuPage County, it is worth more than almost all 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 821 S Clay St, Hinsdale, IL?

The 2025 property tax bill for 821 S Clay St, Hinsdale, IL was $6,013. The county assessed it at $121,539.

More homes on S Clay St

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Assigned schools

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