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Single Family ResidenceResidential
$755,852$404 / 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 Aug 30, 2026
Last sold for $490,000 on Jun 19, 2018

840 S ADAMS ST

HINSDALE, IL 60521
2.5
Baths
1,870 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1961
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

$756K
$707K low$804K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$490,000 · Jun 19, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,821 (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.$246,920 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$82,385
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$164,535
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$228,841
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$740,760

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.7 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
StyleThe architectural style of the home, such as ranch or colonial.Split Level
CountyDUPAGE
Lot (acres)The size of the land the home sits on, from county records.0.20
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(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.

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 · 0.4 mi
H
Hinsdale Central High SchoolA
High · Grades 9–12 · 0.5 mi
M
Hinsdale Middle SchoolB+
Middle · Grades 6–8 · 1.0 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

840 S Adams 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 85% of homes in DuPage County
  • Costs more per square foot than 94% of homes in DuPage County
  • Smaller than 77% of homes in Hinsdale 60521
  • Has a smaller lot than 70% of homes in Hinsdale 60521
  • Older than 78% 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 24% 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$755,852
CheaperTypical $1,220,397Pricier

Pricier than 24% of homes nearby

Price per ft²$404
CheaperTypical $424Pricier

Pricier than 43% of homes nearby

Living area1,870 ft²
SmallerTypical 2,866 ft²Bigger

Bigger than 23% of homes nearby

Lot size0.2 ac
SmallerTypical 0.26 acBigger

Bigger than 30% of homes nearby

Year built1961
OlderTypical 1978Newer

Newer than 34% of homes nearby

How 840 S Adams St ranks against every home in each area.
MeasureThis homeHinsdale 60521DuPage County
Estimated valuepricier than$755,85224% of homes85% of homes
Price per ft²pricier than$40443% of homes94% of homes
Living areabigger than1,870 ft²23% of homes51% of homes
Lot sizebigger than0.2 ac30% of homes36% of homes
Year builtnewer than196134% of homes22% of homes

About 840 S Adams St

How much is 840 S Adams St, Hinsdale, IL worth?

The TopHap Estimate for 840 S Adams St, Hinsdale, IL is $755,852 as of Aug 30, 2026. The likely range is $707,462 to $804,242. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 840 S Adams St, Hinsdale, IL last sell?

840 S Adams St, Hinsdale, IL last sold on Jun 19, 2018 for $490,000, according to the county's recorded deed.

How big is 840 S Adams St, Hinsdale, IL?

840 S Adams St, Hinsdale, IL has 2.5 bathrooms, 1,870 square feet of living space and a 0.20-acre lot.

When was 840 S Adams St, Hinsdale, IL built?

840 S Adams St, Hinsdale, IL was built in 1961, making it 65 years old. It is a split level home. The building has 1 story.

What schools serve 840 S Adams St, Hinsdale, IL?

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

How does 840 S Adams St, Hinsdale, IL compare to other homes in Hinsdale 60521?

Among the 6,715 homes in Hinsdale 60521, it is worth more than 24% of them ($755,852 against a typical $1,220,397), its price per square foot is higher than 43% of them ($404 against a typical $424), it is bigger than 23% of them (1,870 ft² against a typical 2,866 ft²), its lot is bigger than 30% of them (0.2 ac against a typical 0.26 ac) and it is newer than 34% of them (1961 against a typical 1978). Measured against all of DuPage County, it is worth more than 85% 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 840 S Adams St, Hinsdale, IL?

The 2025 property tax bill for 840 S Adams St, Hinsdale, IL was $11,821. The county assessed it at $246,920.

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