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Single Family ResidenceResidential
$358,495$298 / 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

8427 W SUN VALLEY DR

PALOS HILLS, IL 60465
3
Beds
1.5
Baths
1,203 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1972
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
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

$358K
$337K low$380K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,422 (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.$29,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$6,648
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$22,352
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$29,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$290,000

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.54
87
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.
73
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
40
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.60 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.1 percent flood zone

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.0.21
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
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
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
Sorrick Elementary School
Elementary · Grades PK–1 · 0.8 mi
H
Amos Alonzo Stagg High SchoolB-
High · Grades 9–12 · 0.9 mi
M
Conrady Junior High SchoolA+
Middle · Grades 6–8 · 1.2 mi

District: North Palos School District 117

Neighborhood · ZIP 60465These 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.75
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.110
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.50

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.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.17,274
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,620 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$88,787
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$102,060
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

8427 W Sun Valley Dr 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.

  • Costs more per square foot than 85% of homes in Palos Hills 60465
  • Smaller than 76% of homes in Palos Hills 60465
  • Has a smaller lot than 69% of homes in Palos Hills 60465
  • Older than 70% of homes in Palos Hills 60465

What homes are worth in Palos Hills 60465

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

This home
$143K$611K

This home is worth more than 64% of homes in Palos Hills 60465.

How it measures up in Palos Hills 60465

The dot is this home. The mark in the middle is the typical home in Palos Hills 60465.

Estimated value$358,495
CheaperTypical $286,000Pricier

Pricier than 64% of homes nearby

Price per ft²$298
CheaperTypical $225Pricier

Pricier than 85% of homes nearby

Living area1,203 ft²
SmallerTypical 1,401 ft²Bigger

Bigger than 24% of homes nearby

Lot size0.21 ac
SmallerTypical 0.27 acBigger

Bigger than 31% of homes nearby

Year built1972
OlderTypical 1975Newer

Newer than 30% of homes nearby

How 8427 W Sun Valley Dr ranks against every home in each area.
MeasureThis homePalos Hills 60465Cook County
Estimated valuepricier than$358,49564% of homes55% of homes
Price per ft²pricier than$29885% of homes68% of homes
Living areabigger than1,203 ft²24% of homes33% of homes
Lot sizebigger than0.21 ac31% of homes64% of homes
Year builtnewer than197230% of homes68% of homes

About 8427 W Sun Valley Dr

How much is 8427 W Sun Valley Dr, Palos Hills, IL worth?

The TopHap Estimate for 8427 W Sun Valley Dr, Palos Hills, IL is $358,495 as of Oct 21, 2026. The likely range is $337,139 to $379,851. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 8427 W Sun Valley Dr, Palos Hills, IL last sell?

8427 W Sun Valley Dr, Palos Hills, IL last sold on Dec 7, 2001, according to the county's recorded deed.

How big is 8427 W Sun Valley Dr, Palos Hills, IL?

8427 W Sun Valley Dr, Palos Hills, IL has 3 bedrooms, 1.5 bathrooms, 1,203 square feet of living space and a 0.21-acre lot.

When was 8427 W Sun Valley Dr, Palos Hills, IL built?

8427 W Sun Valley Dr, Palos Hills, IL was built in 1972, making it 54 years old. It is a bungalow home. The building has 1 story.

What schools serve 8427 W Sun Valley Dr, Palos Hills, IL?

8427 W Sun Valley Dr, Palos Hills, IL is assigned to Sorrick Elementary School (elementary); Amos Alonzo Stagg High School (high), rated B-; Conrady Junior High School (middle), rated A+. All sit in North Palos School District 117. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 8427 W Sun Valley Dr, Palos Hills, IL compare to other homes in Palos Hills 60465?

Among the 7,395 homes in Palos Hills 60465, it is worth more than 64% of them ($358,495 against a typical $286,000), its price per square foot is higher than 85% of them ($298 against a typical $225), it is bigger than 24% of them (1,203 ft² against a typical 1,401 ft²), its lot is bigger than 31% of them (0.21 ac against a typical 0.27 ac) and it is newer than 30% of them (1972 against a typical 1975). Measured against all of Cook County, it is worth more than 55% 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 8427 W Sun Valley Dr, Palos Hills, IL?

The 2023 property tax bill for 8427 W Sun Valley Dr, Palos Hills, IL was $7,422. The county assessed it at $29,000.

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