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Single Family ResidenceResidential
$95,320$57 / 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 85How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

14427 S UNION AVE

RIVERDALE, IL 60827
3
Beds
2 / 1
Baths
1,675 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.
3,750 ft²
Lot SizeThe size of the land the home sits on, from county records.
1946
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

$95K
$81K low$110K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$953 (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.$3,426 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,594
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,832
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$3,424
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$34,260

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.40
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.
72
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
78
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.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
CountyCook
Lot (acres)The size of the land the home sits on, from county records.0.09
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, Detached

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

E
Riverdale SchoolC
Elementary · Grades KG–4 · 0.5 mi
M
Washington Junior High SchoolD+
Middle · Grades 7–8 · 0.8 mi
H
Thornton Township High SchoolD-
High · Grades 9–12 · 1.1 mi

District: Thornton Township High School District 205

Neighborhood · ZIP 60827These 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.138
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.43

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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.9.1%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.31%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.23,615
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,205 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$45,523
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$58,831
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

14427 S Union 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 98% of homes in Cook County
  • Among the lowest price per square foot in Cook County
  • Bigger than 87% of homes in Riverdale 60827
  • Has a smaller lot than 76% of homes in Cook County
  • Older than 76% of homes in Riverdale 60827

What homes are worth in Riverdale 60827

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

This home
$38K$225K

This home is worth more than 22% of homes in Riverdale 60827.

How it measures up in Riverdale 60827

The dot is this home. The mark in the middle is the typical home in Riverdale 60827.

Estimated value$95,320
CheaperTypical $124,241Pricier

Pricier than 22% of homes nearby

Price per ft²$57
CheaperTypical $113Pricier

Pricier than 8% of homes nearby

Living area1,675 ft²
SmallerTypical 1,128 ft²Bigger

Bigger than 87% of homes nearby

Lot size3,750 ft²
SmallerTypical 0.1 acBigger

Bigger than 38% of homes nearby

Year built1946
OlderTypical 1954Newer

Newer than 24% of homes nearby

How 14427 S Union Ave ranks against every home in each area.
MeasureThis homeRiverdale 60827Cook County
Estimated valuepricier than$95,32022% of homes2% of homes
Price per ft²pricier than$578% of homesalmost no homes
Living areabigger than1,675 ft²87% of homes60% of homes
Lot sizebigger than3,750 ft²38% of homes24% of homes
Year builtnewer than194624% of homes32% of homes

About 14427 S Union Ave

How much is 14427 S Union Ave, Riverdale, IL worth?

The TopHap Estimate for 14427 S Union Ave, Riverdale, IL is $95,320 as of Jul 14, 2026. The likely range is $80,846 to $109,794. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 14427 S Union Ave, Riverdale, IL?

14427 S Union Ave, Riverdale, IL has 3 bedrooms, 2 bathrooms, 1,675 square feet of living space and a 0.09-acre lot.

When was 14427 S Union Ave, Riverdale, IL built?

14427 S Union Ave, Riverdale, IL was built in 1946, making it 80 years old. The building has 2 stories.

What schools serve 14427 S Union Ave, Riverdale, IL?

14427 S Union Ave, Riverdale, IL is assigned to Riverdale School (elementary), rated C; Washington Junior High School (middle), rated D+; Thornton Township High School (high), rated D-. All sit in Thornton Township High School District 205. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 14427 S Union Ave, Riverdale, IL compare to other homes in Riverdale 60827?

Among the 6,679 homes in Riverdale 60827, it is worth more than 22% of them ($95,320 against a typical $124,241), its price per square foot is higher than 8% of them ($57 against a typical $113), it is bigger than 87% of them (1,675 ft² against a typical 1,128 ft²), its lot is bigger than 38% of them (3,750 ft² against a typical 0.1 ac) and it is newer than 24% of them (1946 against a typical 1954). Measured against all of Cook County, it is worth more than 2% 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 14427 S Union Ave, Riverdale, IL?

The 2023 property tax bill for 14427 S Union Ave, Riverdale, IL was $953. The county assessed it at $3,426.

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