CondominiumResidential
320 River St
LEMONT, IL 60439
0.72 ac
Lot SizeThe size of the land the home sits on, from county records.
2007
Year BuiltThe year the home was originally built, according to county records.
Built 200745 floors2 units871–871 ft²
$340K
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.
$340K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
—
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.
Sales Performance
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Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
—
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
0
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
0.0%
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.
0 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.
Studio
1 unit$340K
1 bed
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.100%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.0%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.126.7 yrs
Median tax billThe middle annual property tax bill among the building's units.$3,594
Pre-foreclosure noticesUnits with an active pre-foreclosure or foreclosure notice on file.0
Values are TopHap estimates, not appraisals. Sales, ownership and tax figures come from recorded county documents via ATTOM and can lag by several weeks.
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.55
78
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
9
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.
73
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.66 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.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.0.72
PoolWhether the property has a pool, and what kind, such as in-ground.No
Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.
HEM
Lemont Township High SchoolA+
High · Grades 9–12 · 0.5 mi
Oakwood School
Elementary · Grades PK–1 · 1.2 mi
Old Quarry Middle SchoolA+
Middle · Grades 6–8 · 1.6 mi
District: Lemont Township High School District 210
Neighborhood · ZIP 60439These 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.38
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 100.50
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.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.9%
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.25,154
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.776 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$127,381
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$151,623
Average tempThe average temperature here across a full year.49°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%
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.
Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.
More homes on River St
- 332 River St # 4504$271K1 bd · 1 ba · 871 ft² · Sold $272K · Apr 2026
- 348 River St # 3405$314K2 bd · 3 ba · 1,436 ft² · Sold $316K · Jul 2025
- 326 River St # 4202$241K1 bd · 1 ba · 871 ft² · Sold $242K · Sep 2024
- 354 River St # 3307$244K1 bd · 1 ba · 871 ft² · Sold $230K · Jun 2024
- 338 River St # 3401$320K0.72 ac · Sold $293K · Jul 2023
- 326 River St # 4403$299K1 bd · 1 ba · 871 ft² · Sold $223K · May 2023
- 342 River St # 3303$270K1 bd · 1 ba · 800 ft² · Sold $217K · Jan 2023
- 332 River St # 4305$300K1 bd · 1 ba · 871 ft² · Sold $199K · Oct 2022
- 342 River St # 30$314K1 bd · 1 ba · 871 ft² · Sold $180K · May 2022
- 326 River St # 4502$308K1 bd · 1 ba · 871 ft² · Sold $192K · Oct 2021
- 332 River St # 4205$297K1 bd · 1 ba · 871 ft² · Sold $173K · May 2021
- 338 River St # 3201$293K1 bd · 1 ba · 871 ft² · Sold $176K · Dec 2019
Closest homes
- Unknown$340K0 ft · 0.72 ac · Sold Jan 1900
- Unknown$301K0 ft · 0.72 ac · Sold $255K · Apr 2023
- Unknown$419K0 ft · 0.72 ac · Sold Jan 1900
- Unknown$340K0 ft · 0.72 ac · Sold Jan 1900
- Unknown$462K0 ft · 0.72 ac · Sold Jan 1900
- Unknown$340K0 ft · 0.72 ac · Sold Jan 1900
- Unknown$340K0 ft · 0.72 ac · Sold Jan 1900
- Unknown$340K0 ft · 0.72 ac · Sold Jan 1900
More homes in Lemont 60439
- 6 W Jayne St$779K4 bd · 2.5 ba · 3,617 ft² · Sold $715K · Sep 2026
- 117 Ruffled Feathers Dr$603K5 bd · 5.5 ba · 4,788 ft² · Sold $825K · Sep 2026
- 16004 New Ave$304K3 bd · 1 ba · 1,037 ft² · Sold $250K · Sep 2026
- 1125 119th St$475K3 bd · 1.5 ba · 1,793 ft² · Sold $475K · Sep 2026
- 1290 119th St$950K3 bd · 2.5 ba · 3,141 ft² · Sold $915K · Aug 2026
- 12769 Marian Dr$486K3 bd · 2.5 ba · 2,496 ft² · Sold $460K · Aug 2026
- 19 Povalish Ct$392K3 bd · 1 ba · 1,335 ft² · Sold $215K · Aug 2026
- 1237 Chatham Dr$759K4 bd · 2.5 ba · 2,535 ft² · Sold $755K · Aug 2026
- 13155 Fox Ln$1.1M4 bd · 3 ba · 3,582 ft² · Sold $1.1M · Aug 2026
- 16745 Brighton Dr$410K2 bd · 2.5 ba · 1,641 ft² · Sold $410K · Aug 2026
- 509 Singer Ave$526K3 bd · 2.5 ba · 2,508 ft² · Sold $526K · Aug 2026
- 13839 Steepleview Ln$440K2 bd · 2.5 ba · 2,036 ft² · Sold $440K · Aug 2026
Assigned schools
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