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Single Family ResidenceResidential
$261,030$298 / 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 Sep 24, 2026

8451 RIVER GROVE AVE

RIVER GROVE, IL 60171
2
Beds
1
Baths
875 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.
1951
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
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

$261K
$235K low$287K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,042 (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.$22,001 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$8,663
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$13,338
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$21,999
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$220,010

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.35
1
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.
66
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
64
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.

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.0.19
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
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

Transaction History(3)

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
River Grove Elementary SchoolB
Elementary · Grades PK–8 · 0.1 mi
H
East Leyden High SchoolC+
High · Grades 9–12 · 1.8 mi

District: River Grove School District 85-5

Neighborhood · ZIP 60171These 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.63
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.140
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.48

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.23%
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.8,837
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,508 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$70,009
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$83,536
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.37 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

8451 River Grove 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 71% of homes in River Grove 60171
  • Costs more per square foot than 79% of homes in River Grove 60171
  • Smaller than 94% of homes in Cook County
  • Has a bigger lot than 78% of homes in River Grove 60171

What homes are worth in River Grove 60171

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

This home
$143K$490K

This home is worth more than 29% of homes in River Grove 60171.

How it measures up in River Grove 60171

The dot is this home. The mark in the middle is the typical home in River Grove 60171.

Estimated value$261,030
CheaperTypical $291,121Pricier

Pricier than 29% of homes nearby

Price per ft²$298
CheaperTypical $255Pricier

Pricier than 79% of homes nearby

Living area875 ft²
SmallerTypical 1,254 ft²Bigger

Bigger than 15% of homes nearby

Lot size0.19 ac
SmallerTypical 0.12 acBigger

Bigger than 78% of homes nearby

Year built1951
OlderTypical 1954Newer

Newer than 39% of homes nearby

How 8451 River Grove Ave ranks against every home in each area.
MeasureThis homeRiver Grove 60171Cook County
Estimated valuepricier than$261,03029% of homes32% of homes
Price per ft²pricier than$29879% of homes68% of homes
Living areabigger than875 ft²15% of homes6% of homes
Lot sizebigger than0.19 ac78% of homes61% of homes
Year builtnewer than195139% of homes36% of homes

About 8451 River Grove Ave

How much is 8451 River Grove Ave, River Grove, IL worth?

The TopHap Estimate for 8451 River Grove Ave, River Grove, IL is $261,030 as of Sep 24, 2026. The likely range is $235,013 to $287,047. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 8451 River Grove Ave, River Grove, IL last sell?

8451 River Grove Ave, River Grove, IL last sold on Jun 2, 2005, according to the county's recorded deed.

How big is 8451 River Grove Ave, River Grove, IL?

8451 River Grove Ave, River Grove, IL has 2 bedrooms, 1 bathrooms, 875 square feet of living space and a 0.19-acre lot.

When was 8451 River Grove Ave, River Grove, IL built?

8451 River Grove Ave, River Grove, IL was built in 1951, making it 75 years old. The building has 1 story.

What schools serve 8451 River Grove Ave, River Grove, IL?

8451 River Grove Ave, River Grove, IL is assigned to River Grove Elementary School (elementary), rated B; East Leyden High School (high), rated C+. All sit in River Grove School District 85-5. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 8451 River Grove Ave, River Grove, IL compare to other homes in River Grove 60171?

Among the 3,128 homes in River Grove 60171, it is worth more than 29% of them ($261,030 against a typical $291,121), its price per square foot is higher than 79% of them ($298 against a typical $255), it is bigger than 15% of them (875 ft² against a typical 1,254 ft²), its lot is bigger than 78% of them (0.19 ac against a typical 0.12 ac) and it is newer than 39% of them (1951 against a typical 1954). Measured against all of Cook County, it is worth more than 32% 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 8451 River Grove Ave, River Grove, IL?

The 2023 property tax bill for 8451 River Grove Ave, River Grove, IL was $6,042. The county assessed it at $22,001.

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