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Single Family ResidenceResidential
$306,881$211 / 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 Aug 30, 2026

1140 PORTSMOUTH AVE

WESTCHESTER, IL 60154
3
Beds
2 / 1
Baths
1,454 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1955
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
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

$307K
$296K low$318K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,125 (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.$13,565 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,931
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$10,634
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$13,565
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$135,650

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.51
75
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.
68
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
66
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.18 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.0.11
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.Composition Shingle
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Central
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

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.

Foreclosure Filings(2)

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

M
Westchester Middle SchoolA-
Middle · Grades 6–8 · 0.6 mi
H
Proviso West High School
High · Grades 9–12 · 1.3 mi
E
Westchester Primary School
Elementary · Grades PK–2 · 1.6 mi

District: Westchester School District 92-5

Neighborhood · ZIP 60154These 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.64
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.129
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.44

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.3.7%
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.16,170
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,347 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$99,833
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$121,292
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

1140 Portsmouth 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 86% of homes in Westchester 60154
  • Costs less per square foot than 91% of homes in Westchester 60154
  • Has a smaller lot than 84% of homes in Westchester 60154

What homes are worth in Westchester 60154

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

This home
$258K$592K

This home is worth more than 14% of homes in Westchester 60154.

How it measures up in Westchester 60154

The dot is this home. The mark in the middle is the typical home in Westchester 60154.

Estimated value$306,881
CheaperTypical $362,997Pricier

Pricier than 14% of homes nearby

Price per ft²$211
CheaperTypical $276Pricier

Pricier than 9% of homes nearby

Living area1,454 ft²
SmallerTypical 1,308 ft²Bigger

Bigger than 63% of homes nearby

Lot size0.11 ac
SmallerTypical 0.15 acBigger

Bigger than 16% of homes nearby

Year built1955
OlderTypical 1956Newer

Newer than 48% of homes nearby

How 1140 Portsmouth Ave ranks against every home in each area.
MeasureThis homeWestchester 60154Cook County
Estimated valuepricier than$306,88114% of homes43% of homes
Price per ft²pricier than$2119% of homes36% of homes
Living areabigger than1,454 ft²63% of homes50% of homes
Lot sizebigger than0.11 ac16% of homes35% of homes
Year builtnewer than195548% of homes44% of homes

About 1140 Portsmouth Ave

How much is 1140 Portsmouth Ave, Westchester, IL worth?

The TopHap Estimate for 1140 Portsmouth Ave, Westchester, IL is $306,881 as of Aug 30, 2026. The likely range is $295,512 to $318,250. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 1140 Portsmouth Ave, Westchester, IL?

1140 Portsmouth Ave, Westchester, IL has 3 bedrooms, 2 bathrooms, 1,454 square feet of living space and a 0.11-acre lot.

When was 1140 Portsmouth Ave, Westchester, IL built?

1140 Portsmouth Ave, Westchester, IL was built in 1955, making it 71 years old. It is a bungalow home. The building has 1 story.

What schools serve 1140 Portsmouth Ave, Westchester, IL?

1140 Portsmouth Ave, Westchester, IL is assigned to Westchester Middle School (middle), rated A-; Proviso West High School (high); Westchester Primary School (elementary). All sit in Westchester School District 92-5. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1140 Portsmouth Ave, Westchester, IL compare to other homes in Westchester 60154?

Among the 7,168 homes in Westchester 60154, it is worth more than 14% of them ($306,881 against a typical $362,997), its price per square foot is higher than 9% of them ($211 against a typical $276), it is bigger than 63% of them (1,454 ft² against a typical 1,308 ft²), its lot is bigger than 16% of them (0.11 ac against a typical 0.15 ac) and it is newer than 48% of them (1955 against a typical 1956). Measured against all of Cook County, it is worth more than 43% 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 1140 Portsmouth Ave, Westchester, IL?

The 2023 property tax bill for 1140 Portsmouth Ave, Westchester, IL was $3,125. The county assessed it at $13,565.

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