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Single Family ResidenceResidential
$487,700$184 / 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

11420 S MATHER AVE

ALSIP, IL 60803
2
Beds
2
Baths
2,648 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.
1.08 ac
Lot SizeThe size of the land the home sits on, from county records.
1934
Year BuiltThe year the home was originally built, according to county records.
2
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

$488K
$447K low$528K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,827 (2022)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$35,613 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$17,988
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$17,625
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$356,130

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.41
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
19
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
72
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
75
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.

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.Ranch
CountyCOOK
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.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
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
Hazelgreen Elementary SchoolC
Elementary · Grades KG–6 · 0.6 mi
M
Prairie Junior High SchoolC+
Middle · Grades 7–8 · 1.2 mi
H
Alan B. Shepard High SchoolC-
High · Grades 9–12 · 2.5 mi

District: Alsip-Hazelgreen-Oaklawn School District 126

Neighborhood · ZIP 60803These 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.97
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
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.20,810
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,847 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$68,007
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$86,389
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

11420 S Mather 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.

  • Among the most valuable homes in Alsip 60803
  • Costs less per square foot than 76% of homes in Cook County
  • Bigger than 96% of homes in Alsip 60803
  • Has a bigger lot than 89% of homes in Cook County
  • Among the oldest homes in Alsip 60803

What homes are worth in Alsip 60803

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

This home
$100K$444K

This home is worth more than almost all homes in Alsip 60803.

How it measures up in Alsip 60803

The dot is this home. The mark in the middle is the typical home in Alsip 60803.

Estimated value$487,700
CheaperTypical $274,365Pricier

Pricier than almost all homes nearby

Price per ft²$184
CheaperTypical $228Pricier

Pricier than 27% of homes nearby

Living area2,648 ft²
SmallerTypical 1,200 ft²Bigger

Bigger than 96% of homes nearby

Lot size1.08 ac
SmallerTypical 0.17 acBigger

Bigger than 88% of homes nearby

Year built1934
OlderTypical 1970Newer

Older than almost all homes nearby

How 11420 S Mather Ave ranks against every home in each area.
MeasureThis homeAlsip 60803Cook County
Estimated valuepricier than$487,700almost all homes75% of homes
Price per ft²pricier than$18427% of homes24% of homes
Living areabigger than2,648 ft²96% of homes85% of homes
Lot sizebigger than1.08 ac88% of homes89% of homes
Year builtnewer than1934almost no homes27% of homes

About 11420 S Mather Ave

How much is 11420 S Mather Ave, Alsip, IL worth?

The TopHap Estimate for 11420 S Mather Ave, Alsip, IL is $487,700 as of Sep 24, 2026. The likely range is $447,140 to $528,260. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 11420 S Mather Ave, Alsip, IL last sell?

11420 S Mather Ave, Alsip, IL last sold on Apr 26, 1994, according to the county's recorded deed.

How big is 11420 S Mather Ave, Alsip, IL?

11420 S Mather Ave, Alsip, IL has 2 bedrooms, 2 bathrooms and 2,648 square feet of living space.

When was 11420 S Mather Ave, Alsip, IL built?

11420 S Mather Ave, Alsip, IL was built in 1934, making it 92 years old. It is a ranch home. The building has 2 stories.

What schools serve 11420 S Mather Ave, Alsip, IL?

11420 S Mather Ave, Alsip, IL is assigned to Hazelgreen Elementary School (elementary), rated C; Prairie Junior High School (middle), rated C+; Alan B. Shepard High School (high), rated C-. All sit in Alsip-Hazelgreen-Oaklawn School District 126. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 11420 S Mather Ave, Alsip, IL compare to other homes in Alsip 60803?

Among the 6,876 homes in Alsip 60803, it is worth more than almost all of them ($487,700 against a typical $274,365), its price per square foot is higher than 27% of them ($184 against a typical $228), it is bigger than 96% of them (2,648 ft² against a typical 1,200 ft²), its lot is bigger than 88% of them (1.08 ac against a typical 0.17 ac) and it is newer than almost none of them (1934 against a typical 1970). Measured against all of Cook County, it is worth more than 75% 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 11420 S Mather Ave, Alsip, IL?

The 2022 property tax bill for 11420 S Mather Ave, Alsip, IL was $10,827. The county assessed it at $35,613.

More homes on S Mather Ave

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