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Single Family ResidenceResidential
$376,925$295 / 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 90How 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 $146,000 on Nov 9, 2000

840 MARENGO AVE

FOREST PARK, IL 60130
3
Beds
1
Baths
1,279 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1911
Year BuiltThe year the home was originally built, according to county records.
2
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.

Valuation

$377K
$337K low$416K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$146,000 · Nov 9, 2000

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,720 (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.$35,001 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,688
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$30,313
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$34,999
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$350,010

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.
70
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
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.0.14
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.None
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached

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.

M
Forest Park Middle SchoolB
Middle · Grades 6–8 · 0.3 mi
E
Betsy Ross Elementary School
Elementary · Grades KG–2 · 0.6 mi
H
Proviso East High School
High · Grades 9–12 · 1.5 mi

District: Forest Park School District 91

Neighborhood · ZIP 60130These 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.129
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.130
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.45

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
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.13,613
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,924 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$77,154
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$108,774
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

840 Marengo 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 more than 73% of homes in Forest Park 60130
  • Costs more per square foot than 76% of homes in Forest Park 60130
  • Older than 89% of homes in Cook County

What homes are worth in Forest Park 60130

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

This home
$107K$627K

This home is worth more than 73% of homes in Forest Park 60130.

How it measures up in Forest Park 60130

The dot is this home. The mark in the middle is the typical home in Forest Park 60130.

Estimated value$376,925
CheaperTypical $282,144Pricier

Pricier than 73% of homes nearby

Price per ft²$295
CheaperTypical $238Pricier

Pricier than 76% of homes nearby

Living area1,279 ft²
SmallerTypical 1,334 ft²Bigger

Bigger than 47% of homes nearby

Lot size0.14 ac
SmallerTypical 0.15 acBigger

Bigger than 48% of homes nearby

Year built1911
OlderTypical 1956Newer

Newer than 18% of homes nearby

How 840 Marengo Ave ranks against every home in each area.
MeasureThis homeForest Park 60130Cook County
Estimated valuepricier than$376,92573% of homes59% of homes
Price per ft²pricier than$29576% of homes67% of homes
Living areabigger than1,279 ft²47% of homes38% of homes
Lot sizebigger than0.14 ac48% of homes47% of homes
Year builtnewer than191118% of homes11% of homes

About 840 Marengo Ave

How much is 840 Marengo Ave, Forest Park, IL worth?

The TopHap Estimate for 840 Marengo Ave, Forest Park, IL is $376,925 as of Aug 30, 2026. The likely range is $337,494 to $416,356. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 840 Marengo Ave, Forest Park, IL last sell?

840 Marengo Ave, Forest Park, IL last sold on Nov 9, 2000 for $146,000, according to the county's recorded deed.

How big is 840 Marengo Ave, Forest Park, IL?

840 Marengo Ave, Forest Park, IL has 3 bedrooms, 1 bathrooms, 1,279 square feet of living space and a 0.14-acre lot.

When was 840 Marengo Ave, Forest Park, IL built?

840 Marengo Ave, Forest Park, IL was built in 1911, making it 115 years old. It is a bungalow home. The building has 2 stories.

What schools serve 840 Marengo Ave, Forest Park, IL?

840 Marengo Ave, Forest Park, IL is assigned to Forest Park Middle School (middle), rated B; Betsy Ross Elementary School (elementary); Proviso East High School (high). All sit in Forest Park School District 91. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 840 Marengo Ave, Forest Park, IL compare to other homes in Forest Park 60130?

Among the 4,962 homes in Forest Park 60130, it is worth more than 73% of them ($376,925 against a typical $282,144), its price per square foot is higher than 76% of them ($295 against a typical $238), it is bigger than 47% of them (1,279 ft² against a typical 1,334 ft²), its lot is bigger than 48% of them (0.14 ac against a typical 0.15 ac) and it is newer than 18% of them (1911 against a typical 1956). Measured against all of Cook County, it is worth more than 59% 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 840 Marengo Ave, Forest Park, IL?

The 2023 property tax bill for 840 Marengo Ave, Forest Park, IL was $8,720. The county assessed it at $35,001.

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