Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$419,862$414 / 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 $158,000 on Aug 28, 1998

636 MILLS ST

HINSDALE, IL 60521
3
Beds
1
Baths
1,013 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1925
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$420K
$394K low$446K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$158,000 · Aug 28, 1998

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,352 (2023)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$34,001 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$9,563
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$24,438
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$34,001
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$340,010

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.36
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
69
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
65
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.

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.Bungalow
CountyCOOK
Lot (acres)The size of the land the home sits on, from county records.0.17
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(1)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
The Lane Elementary SchoolA+
Elementary · Grades KG–5 · 0.5 mi
M
Hinsdale Middle SchoolA+
Middle · Grades 6–8 · 1.2 mi
H
Hinsdale Central High SchoolA+
High · Grades 9–12 · 2.1 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

Do you own this home?
Claim this home

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

636 Mills 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 less than 94% of homes in Hinsdale 60521
  • Costs more per square foot than 91% of homes in Cook County
  • Among the smallest homes in Hinsdale 60521
  • Has a smaller lot than 81% of homes in Hinsdale 60521
  • Older than 90% of homes in Hinsdale 60521

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
$318K$4.4M

This home is worth more than 6% 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$419,862
CheaperTypical $1,258,786Pricier

Pricier than 6% of homes nearby

Price per ft²$414
CheaperTypical $437Pricier

Pricier than 43% of homes nearby

Living area1,013 ft²
SmallerTypical 2,892 ft²Bigger

Smaller than almost all homes nearby

Lot size0.17 ac
SmallerTypical 0.27 acBigger

Bigger than 19% of homes nearby

Year built1925
OlderTypical 1978Newer

Newer than 10% of homes nearby

How 636 Mills St ranks against every home in each area.
MeasureThis homeHinsdale 60521Cook County
Estimated valuepricier than$419,8626% of homes66% of homes
Price per ft²pricier than$41443% of homes91% of homes
Living areabigger than1,013 ft²almost no homes15% of homes
Lot sizebigger than0.17 ac19% of homes54% of homes
Year builtnewer than192510% of homes23% of homes

About 636 Mills St

How much is 636 Mills St, Hinsdale, IL worth?

The TopHap Estimate for 636 Mills St, Hinsdale, IL is $419,862 as of Oct 21, 2026. The likely range is $393,521 to $446,203. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 636 Mills St, Hinsdale, IL last sell?

636 Mills St, Hinsdale, IL last sold on Aug 28, 1998 for $158,000, according to the county's recorded deed.

How big is 636 Mills St, Hinsdale, IL?

636 Mills St, Hinsdale, IL has 3 bedrooms, 1 bathrooms, 1,013 square feet of living space and a 0.17-acre lot.

When was 636 Mills St, Hinsdale, IL built?

636 Mills St, Hinsdale, IL was built in 1925, making it 101 years old. It is a bungalow home. The building has 1 story.

What schools serve 636 Mills St, Hinsdale, IL?

636 Mills St, Hinsdale, IL is assigned to The Lane Elementary School (elementary), rated A+; Hinsdale Middle School (middle), rated A+; 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 636 Mills St, Hinsdale, IL compare to other homes in Hinsdale 60521?

Among the 6,724 homes in Hinsdale 60521, it is worth more than 6% of them ($419,862 against a typical $1,258,786), its price per square foot is higher than 43% of them ($414 against a typical $437), it is bigger than almost none of them (1,013 ft² against a typical 2,892 ft²), its lot is bigger than 19% of them (0.17 ac against a typical 0.27 ac) and it is newer than 10% of them (1925 against a typical 1978). Measured against all of Cook County, it is worth more than 66% 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 636 Mills St, Hinsdale, IL?

The 2023 property tax bill for 636 Mills St, Hinsdale, IL was $6,352. The county assessed it at $34,001.

More homes on Mills St

Closest homes

More homes in Hinsdale 60521

Assigned schools

Explore the area

See this home in context

Open 636 Mills St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map