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CondominiumResidential
Last sold for $80,500 on Mar 18, 2020

8545 ARNOLD AVE

RIVER GROVE, IL 60171
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
1975
Year BuiltThe year the home was originally built, according to county records.
Built 19758 units700–800 ft²
$1M
All units combinedThe sum of our current value estimates for every unit in the building — roughly what the whole building's homes are worth together.
$129K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$168
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

-17.5%vs the River Grove ZIP median sale $/ft² ($203)

Sales Performance

$11K
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
-89.0%
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
2
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
25.0%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
This building's own appreciationThe building's own appreciation: for every unit that sold twice (held over a year), we compute its yearly price change between the two sales and take the middle value. This is the cleanest read on how this specific building performs, because it compares each unit to itself.
-1.5%per yeartypical hold 4.2 yrsfrom 12 same-unit resales
Median sale price (yearly, all time)Every recorded arms-length sale in the building since records begin, grouped by year: the bars count sales and the line tracks the median price paid.MedianSales
20002002200320062007202020222026
Sale price per ft² (yearly, all time)The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.$/ft²
20002002200320062007202020222026

22 arms-length sales on record for this building.

Unit Mix & Floor PlansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.

1 bed
8 units
Recurring floor plansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.
1 bd · 0 ba · 700 ft²
2 units
One-off layouts
6 units

Value DistributionHow the building's units spread across value ranges by our current estimates. A wide spread usually means big differences in size, floor or view.

$105K–$107K
2 units
$117K–$117K
2 units
$141K–$144K
3 units
$150K–$150K
1 unit

Ownership & Financing

Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.25%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.50%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.11.5 yrs
Cash purchases (5 yrs)The share of purchases in the last 5 years with no mortgage recorded. High cash share is common in second-home and investor buildings.100%
Avg. loan-to-valueAverage current loan balance against unit value across the building. Low numbers mean owners hold lots of equity — a sign of financial stability.22%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$138,471
Median tax billThe middle annual property tax bill among the building's units.$2,003
Pre-foreclosure noticesUnits with an active pre-foreclosure or foreclosure notice on file.0

Recent SalesThe latest recorded arms-length sales in the building, newest first.

BuildingJul 1, 2026$11,000BuildingJul 1, 2026$11,000Unit 3Aug 12, 2025$100,000Unit 2SWApr 25, 2022$109,000Unit 2SEDec 4, 2020$71,500BuildingFeb 7, 2020$57,000Unit 2Nov 9, 2011$30,000Unit 3SWJun 16, 2011$38,000BuildingMar 22, 2011$90,000BuildingMar 14, 2007$175,000

Values are TopHap estimates, not appraisals. Sales, ownership and tax figures come from recorded county documents via ATTOM and can lag by several weeks.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,739 (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.$15,560 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,613
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$13,947
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$8,472
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$155,600

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.36
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
6
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.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyCOOK
Lot (acres)The size of the land the home sits on, from county records.0.26
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(6)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(4)

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 · 0.3 mi
H
East Leyden High SchoolC+
High · Grades 9–12 · 1.6 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%

All UnitsEvery property record the county has at this street address, such as the units in a condo building. Prices shown are our estimates, not asking prices.

8545 Arnold Ave
$129K
8545 Arnold Ave
2 bd
$188K
8545 Arnold Ave
1 bd · 800 ft²
$126K
8545 Arnold Ave
1 bd · 700 ft²
$117K
8545 Arnold Ave
$129K
8545 Arnold Ave # 2
1 bd · 700 ft²
$117K
8545 Arnold Ave Apt 2nw
1 bd · 700 ft²
$117K
8545 Arnold Ave # 2se
1 bd
$107K
8545 Arnold Ave # 2sw
1 bd
$150K
8545 Arnold Ave # 3
1 bd
$105K
8545 Arnold Ave # 3ne
1 bd · 1 ba
$143K
8545 Arnold Ave # 3nw
1 bd
$144K
8545 Arnold Ave Apt 3sw
1 bd · 1 ba · 800 ft²
$141K

Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

About 8545 Arnold Ave

How many units are in 8545 Arnold Ave, River Grove, IL?

8545 Arnold Ave, River Grove, IL has 8 residential units across built in 1975, according to county assessor records.

What is a unit at 8545 Arnold Ave, River Grove, IL worth?

The median TopHap Estimate across the 8 units at 8545 Arnold Ave, River Grove, IL is $129,268. That works out to $168 per square foot. Units run from 700 to 800 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.

Is 8545 Arnold Ave, River Grove, IL expensive for River Grove?

Units at 8545 Arnold Ave, River Grove, IL carry a median of $168 per square foot, 17% below the River Grove median of $203 per square foot.

How often do units sell at 8545 Arnold Ave, River Grove, IL?

2 units at 8545 Arnold Ave, River Grove, IL sold in the last 12 months, out of 22 recorded arms-length sales all time. That is a turnover rate of 25.0% of the building per year. The median sale over that period was $11K.

Have units at 8545 Arnold Ave, River Grove, IL appreciated?

Across 12 repeat sales of the same unit, 8545 Arnold Ave, River Grove, IL returned a median -1.5% per year. Because each pair is the same unit bought and sold, the figure is not distorted by which units traded. The median owner held for 4.2 years.

What floor plans does 8545 Arnold Ave, River Grove, IL have?

The most common plan at 8545 Arnold Ave, River Grove, IL is a 1-bedroom of 700 square feet, repeated 2 times, with a median estimate of $117,260. TopHap identifies 1 recurring plans in the building.

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