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Single Family ResidenceResidential
$300,879$265 / 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 Aug 30, 2026
Last sold for $130,000 on Jun 10, 1994

3820 W 121ST PL

ALSIP, IL 60803
3
Beds
2 / 1
Baths
1,134 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1983
Year BuiltThe year the home was originally built, according to county records.
2
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

$301K
$283K low$319K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$130,000 · Jun 10, 1994

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,297 (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.$25,000 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,991
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$20,009
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$24,999
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$250,000

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.48
54
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.
72
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
76
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.17 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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.Split Level
CountyCook
Lot (acres)The size of the land the home sits on, from county records.0.19
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.Composition Shingle
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.None
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached

Foreclosure Filings(1)

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

M
Hamlin Upper Grade CenterB-
Middle · Grades 6–8 · 0.1 mi
H
Dwight D. Eisenhower High SchoolD-
High · Grades 9–12 · 1.3 mi
E
Lawn Manor School
Elementary · Grades PK–2 · 1.7 mi

District: Community High School District 218

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

3820 W 121st Pl 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 65% of homes in Alsip 60803
  • Costs more per square foot than 81% of homes in Alsip 60803
  • Smaller than 74% of homes in Cook County
  • Newer than 78% of homes in Cook County

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$429K

This home is worth more than 65% of 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$300,879
CheaperTypical $273,140Pricier

Pricier than 65% of homes nearby

Price per ft²$265
CheaperTypical $226Pricier

Pricier than 81% of homes nearby

Living area1,134 ft²
SmallerTypical 1,200 ft²Bigger

Bigger than 40% of homes nearby

Lot size0.19 ac
SmallerTypical 0.17 acBigger

Bigger than 57% of homes nearby

Year built1983
OlderTypical 1971Newer

Newer than 75% of homes nearby

How 3820 W 121st Pl ranks against every home in each area.
MeasureThis homeAlsip 60803Cook County
Estimated valuepricier than$300,87965% of homes42% of homes
Price per ft²pricier than$26581% of homes58% of homes
Living areabigger than1,134 ft²40% of homes26% of homes
Lot sizebigger than0.19 ac57% of homes61% of homes
Year builtnewer than198375% of homes78% of homes

About 3820 W 121st Pl

How much is 3820 W 121st Pl, Alsip, IL worth?

The TopHap Estimate for 3820 W 121st Pl, Alsip, IL is $300,879 as of Aug 30, 2026. The likely range is $283,068 to $318,690. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3820 W 121st Pl, Alsip, IL last sell?

3820 W 121st Pl, Alsip, IL last sold on Jun 10, 1994 for $130,000, according to the county's recorded deed.

How big is 3820 W 121st Pl, Alsip, IL?

3820 W 121st Pl, Alsip, IL has 3 bedrooms, 2 bathrooms, 1,134 square feet of living space and a 0.19-acre lot.

When was 3820 W 121st Pl, Alsip, IL built?

3820 W 121st Pl, Alsip, IL was built in 1983, making it 43 years old. It is a split level home. The building has 2 stories.

What schools serve 3820 W 121st Pl, Alsip, IL?

3820 W 121st Pl, Alsip, IL is assigned to Hamlin Upper Grade Center (middle), rated B-; Dwight D. Eisenhower High School (high), rated D-; Lawn Manor School (elementary). All sit in Community High School District 218. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3820 W 121st Pl, Alsip, IL compare to other homes in Alsip 60803?

Among the 6,825 homes in Alsip 60803, it is worth more than 65% of them ($300,879 against a typical $273,140), its price per square foot is higher than 81% of them ($265 against a typical $226), it is bigger than 40% of them (1,134 ft² against a typical 1,200 ft²), its lot is bigger than 57% of them (0.19 ac against a typical 0.17 ac) and it is newer than 75% of them (1983 against a typical 1971). Measured against all of Cook County, it is worth more than 42% 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 3820 W 121st Pl, Alsip, IL?

The 2023 property tax bill for 3820 W 121st Pl, Alsip, IL was $7,297. The county assessed it at $25,000.

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