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Single Family ResidenceResidential
$197,870$250 / 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 86How 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 $132,000 on May 24, 2002

4005 GUNDERSON AVE

BERWYN, IL 60402
2
Beds
1
Baths
791 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.
3,150 ft²
Lot SizeThe size of the land the home sits on, from county records.
1926
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

$198K
$171K low$225K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$132,000 · May 24, 2002

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,562 (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.$17,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,835
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$14,165
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$17,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$170,000

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.38
10
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.
71
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
67
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%

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
CountyCOOK
Lot (acres)The size of the land the home sits on, from county records.0.07
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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.

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

E
Edison Elementary SchoolB-
Elementary · Grades PK–5 · 0.2 mi
M
Washington Middle SchoolD
Middle · Grades 6–8 · 1.9 mi
H
J Sterling Morton West High SchoolD
High · Grades 9–12 · 2.0 mi

District: Lyons School District 103

Neighborhood · ZIP 60402These 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.71
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.126
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.46

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.61,929
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.10,926 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$71,302
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$92,731
Average tempThe average temperature here across a full year.50°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

4005 Gunderson Ave 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 Berwyn 60402
  • Smaller than 98% of homes in Cook County
  • Has a smaller lot than 92% of homes in Berwyn 60402
  • Older than 76% of homes in Cook County

What homes are worth in Berwyn 60402

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

This home
$129K$494K

This home is worth more than 6% of homes in Berwyn 60402.

How it measures up in Berwyn 60402

The dot is this home. The mark in the middle is the typical home in Berwyn 60402.

Estimated value$197,870
CheaperTypical $295,995Pricier

Pricier than 6% of homes nearby

Price per ft²$250
CheaperTypical $236Pricier

Pricier than 61% of homes nearby

Living area791 ft²
SmallerTypical 1,359 ft²Bigger

Bigger than 4% of homes nearby

Lot size3,150 ft²
SmallerTypical 4,182 ft²Bigger

Bigger than 8% of homes nearby

Year built1926
OlderTypical 1927Newer

Newer than 47% of homes nearby

How 4005 Gunderson Ave ranks against every home in each area.
MeasureThis homeBerwyn 60402Cook County
Estimated valuepricier than$197,8706% of homes18% of homes
Price per ft²pricier than$25061% of homes50% of homes
Living areabigger than791 ft²4% of homes2% of homes
Lot sizebigger than3,150 ft²8% of homes14% of homes
Year builtnewer than192647% of homes24% of homes

About 4005 Gunderson Ave

How much is 4005 Gunderson Ave, Berwyn, IL worth?

The TopHap Estimate for 4005 Gunderson Ave, Berwyn, IL is $197,870 as of Sep 24, 2026. The likely range is $170,632 to $225,108. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4005 Gunderson Ave, Berwyn, IL last sell?

4005 Gunderson Ave, Berwyn, IL last sold on May 24, 2002 for $132,000, according to the county's recorded deed.

How big is 4005 Gunderson Ave, Berwyn, IL?

4005 Gunderson Ave, Berwyn, IL has 2 bedrooms, 1 bathrooms, 791 square feet of living space and a 0.07-acre lot.

When was 4005 Gunderson Ave, Berwyn, IL built?

4005 Gunderson Ave, Berwyn, IL was built in 1926, making it 100 years old. The building has 1 story.

What schools serve 4005 Gunderson Ave, Berwyn, IL?

4005 Gunderson Ave, Berwyn, IL is assigned to Edison Elementary School (elementary), rated B-; Washington Middle School (middle), rated D; J Sterling Morton West High School (high), rated D. All sit in Lyons School District 103. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4005 Gunderson Ave, Berwyn, IL compare to other homes in Berwyn 60402?

Among the 16,301 homes in Berwyn 60402, it is worth more than 6% of them ($197,870 against a typical $295,995), its price per square foot is higher than 61% of them ($250 against a typical $236), it is bigger than 4% of them (791 ft² against a typical 1,359 ft²), its lot is bigger than 8% of them (3,150 ft² against a typical 4,182 ft²) and it is newer than 47% of them (1926 against a typical 1927). Measured against all of Cook County, it is worth more than 18% 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 4005 Gunderson Ave, Berwyn, IL?

The 2023 property tax bill for 4005 Gunderson Ave, Berwyn, IL was $4,562. The county assessed it at $17,000.

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