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Single Family ResidenceResidential
$1,010,799$331 / 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 Sep 24, 2026

645 N WASHINGTON ST

HINSDALE, IL 60521
3
Baths
3,053 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.
0.41 ac
Lot SizeThe size of the land the home sits on, from county records.
1995
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

$1M
$929K low$1.1M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,150 (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.$301,992 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$95,390
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$206,602
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$279,881
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$905,976

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.0.41
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

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 · 0.3 mi
M
Hinsdale Middle SchoolA+
Middle · Grades 6–8 · 1.0 mi
H
Hinsdale Central High SchoolA+
High · Grades 9–12 · 1.9 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

645 N Washington 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 93% of homes in DuPage County
  • Costs more per square foot than 85% of homes in DuPage County
  • Bigger than 84% of homes in DuPage County
  • Has a bigger lot than 74% of homes in DuPage County
  • Newer than 83% 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
$302K$4.3M

This home is worth more than 38% 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$1,010,799
CheaperTypical $1,230,559Pricier

Pricier than 38% of homes nearby

Price per ft²$331
CheaperTypical $429Pricier

Pricier than 19% of homes nearby

Living area3,053 ft²
SmallerTypical 2,869 ft²Bigger

Bigger than 56% of homes nearby

Lot size0.41 ac
SmallerTypical 0.27 acBigger

Bigger than 72% of homes nearby

Year built1995
OlderTypical 1978Newer

Newer than 67% of homes nearby

How 645 N Washington St ranks against every home in each area.
MeasureThis homeHinsdale 60521DuPage County
Estimated valuepricier than$1,010,79938% of homes93% of homes
Price per ft²pricier than$33119% of homes85% of homes
Living areabigger than3,053 ft²56% of homes84% of homes
Lot sizebigger than0.41 ac72% of homes74% of homes
Year builtnewer than199567% of homes83% of homes

About 645 N Washington St

How much is 645 N Washington St, Hinsdale, IL worth?

The TopHap Estimate for 645 N Washington St, Hinsdale, IL is $1,010,799 as of Sep 24, 2026. The likely range is $929,409 to $1,092,189. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 645 N Washington St, Hinsdale, IL last sell?

645 N Washington St, Hinsdale, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 645 N Washington St, Hinsdale, IL?

645 N Washington St, Hinsdale, IL has 3 bathrooms, 3,053 square feet of living space and a 0.41-acre lot.

When was 645 N Washington St, Hinsdale, IL built?

645 N Washington St, Hinsdale, IL was built in 1995, making it 31 years old. The building has 2 stories.

What schools serve 645 N Washington St, Hinsdale, IL?

645 N Washington 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 645 N Washington St, Hinsdale, IL compare to other homes in Hinsdale 60521?

Among the 6,714 homes in Hinsdale 60521, it is worth more than 38% of them ($1,010,799 against a typical $1,230,559), its price per square foot is higher than 19% of them ($331 against a typical $429), it is bigger than 56% of them (3,053 ft² against a typical 2,869 ft²), its lot is bigger than 72% of them (0.41 ac against a typical 0.27 ac) and it is newer than 67% of them (1995 against a typical 1978). Measured against all of DuPage County, it is worth more than 93% 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 645 N Washington St, Hinsdale, IL?

The 2025 property tax bill for 645 N Washington St, Hinsdale, IL was $14,150. The county assessed it at $301,992.

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