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Single Family ResidenceResidential
$586,807$254 / 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 Sep 24, 2026
Last sold for $437,500 on Mar 16, 2020

821 COMSTOCK LN

DARIEN, IL 60561
2.5
Baths
2,310 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.
1979
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

$587K
$561K low$613K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$437,500 · Mar 16, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,162 (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.$173,233 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$61,716
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$111,517
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$160,549
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$519,699

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(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.

H
Hinsdale South High SchoolB+
High · Grades 9–12 · 0.7 mi
M
Eisenhower Jr High SchoolB
Middle · Grades 6–8 · 0.8 mi
E
Mark Delay School
Elementary · Grades PK–2 · 0.9 mi

District: Darien School District 61

Neighborhood · ZIP 60561These 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.92
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.114
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.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.23,535
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,622 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$105,736
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$131,753
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

821 Comstock Ln 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 82% of homes in Darien 60561
  • Bigger than 80% of homes in Darien 60561
  • Has a smaller lot than 81% of homes in Darien 60561

What homes are worth in Darien 60561

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

This home
$231K$946K

This home is worth more than 82% of homes in Darien 60561.

How it measures up in Darien 60561

The dot is this home. The mark in the middle is the typical home in Darien 60561.

Estimated value$586,807
CheaperTypical $451,661Pricier

Pricier than 82% of homes nearby

Price per ft²$254
CheaperTypical $260Pricier

Pricier than 45% of homes nearby

Living area2,310 ft²
SmallerTypical 1,609 ft²Bigger

Bigger than 80% of homes nearby

Lot size0.22 ac
SmallerTypical 0.25 acBigger

Bigger than 19% of homes nearby

Year built1979
OlderTypical 1977Newer

Newer than 58% of homes nearby

How 821 Comstock Ln ranks against every home in each area.
MeasureThis homeDarien 60561DuPage County
Estimated valuepricier than$586,80782% of homes70% of homes
Price per ft²pricier than$25445% of homes55% of homes
Living areabigger than2,310 ft²80% of homes68% of homes
Lot sizebigger than0.22 ac19% of homes40% of homes
Year builtnewer than197958% of homes55% of homes

About 821 Comstock Ln

How much is 821 Comstock Ln, Darien, IL worth?

The TopHap Estimate for 821 Comstock Ln, Darien, IL is $586,807 as of Sep 24, 2026. The likely range is $561,108 to $612,506. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 821 Comstock Ln, Darien, IL last sell?

821 Comstock Ln, Darien, IL last sold on Mar 16, 2020 for $437,500, according to the county's recorded deed.

How big is 821 Comstock Ln, Darien, IL?

821 Comstock Ln, Darien, IL has 2.5 bathrooms, 2,310 square feet of living space and a 0.22-acre lot.

When was 821 Comstock Ln, Darien, IL built?

821 Comstock Ln, Darien, IL was built in 1979, making it 47 years old. The building has 2 stories.

What schools serve 821 Comstock Ln, Darien, IL?

821 Comstock Ln, Darien, IL is assigned to Hinsdale South High School (high), rated B+; Eisenhower Jr High School (middle), rated B; Mark Delay School (elementary). All sit in Darien School District 61. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 821 Comstock Ln, Darien, IL compare to other homes in Darien 60561?

Among the 8,763 homes in Darien 60561, it is worth more than 82% of them ($586,807 against a typical $451,661), its price per square foot is higher than 45% of them ($254 against a typical $260), it is bigger than 80% of them (2,310 ft² against a typical 1,609 ft²), its lot is bigger than 19% of them (0.22 ac against a typical 0.25 ac) and it is newer than 58% of them (1979 against a typical 1977). Measured against all of DuPage County, it is worth more than 70% 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 821 Comstock Ln, Darien, IL?

The 2025 property tax bill for 821 Comstock Ln, Darien, IL was $10,162. The county assessed it at $173,233.

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