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Single Family ResidenceResidential

140 S River St

AURORA, IL 60506
2009
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
Built 20094 floors42 units822–2,475 ft²
$12M
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.
$294K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$243
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

+10.0%vs the Aurora ZIP median sale $/ft² ($221)

Sales Performance

$206K
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
-25.1%
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
1
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
2.4%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
This building's own appreciationThe building's own appreciation: for every unit that sold twice (held over a year), we compute its yearly price change between the two sales and take the middle value. This is the cleanest read on how this specific building performs, because it compares each unit to itself.
+3.3%per yeartypical hold 6.0 yrsfrom 37 same-unit resales
Median sale price (yearly, all time)Every recorded arms-length sale in the building since records begin, grouped by year: the bars count sales and the line tracks the median price paid.MedianSales
20082011201320162018202120232026
Sale price per ft² (yearly, all time)The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.$/ft²
20082011201320162018202120232026

79 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.

Every unit: size vs estimated valueEvery unit in the building as one dot: across is its size, up is our current value estimate, and color is its bedroom count. Vertical columns of dots are recurring floor plans; the height spread within a column shows how much floor, view and condition move prices for the same layout.
$198K$284K$369K$454K822 ft²1,153 ft²1,483 ft²1,814 ft²2,144 ft²2,475 ft²
Studio1 bd2 bd
Studio
2 units
1 bed
8 units
2 bed
32 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.
2 bd · 2 ba · 1,215 ft²
25 units
1 bd · 1 ba · 822 ft²
6 units
2 bd · 2 ba · 1,083 ft²
3 units
2 bd · 2 ba · 1,495 ft²
3 units
1 bd · 1 ba · 980 ft²
2 units
Studio · 2 ba · 2,475 ft²
2 units
One-off layouts
1 unit

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.

$198K–$220K
7 units
$235K–$235K
1 unit
$267K–$294K
13 units
$294K–$316K
18 units
$434K–$454K
3 units

Value by Floor & LineAverage estimated price per square foot by floor range, using unit numbers to infer floors. Higher floors usually price higher — the gap shows how much the view is worth here.

Floor 2
$238/ft²
Floor 3
$236/ft²
Floor 4
$237/ft²
Unit lines by $/ft²Condo units stacked vertically share a unit line — the last digits of the unit number (like 05 in 1205, 1305, 1405). Lines share a layout and exposure, so comparing estimated $/ft² by line shows which position in the building commands a premium.
Line ·07
$252/ft²
Line ·06
$250/ft²
Line ·12
$250/ft²
Line ·02
$248/ft²
Line ·03
$247/ft²
Line ·05
$245/ft²
Line ·08
$243/ft²
Line ·04
$243/ft²
Line ·11
$240/ft²
Line ·14
$199/ft²
Line ·01
$194/ft²

Ownership & Financing

Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.71%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.24%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.6.6 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.41%
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.43%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$287,680
Median tax billThe middle annual property tax bill among the building's units.$5,858
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.

Unit 212Aug 10, 2026$206,000Unit 307Sep 12, 2025$298,000Unit 208Jul 29, 2025$275,000Unit 400Jun 20, 2025$205,000Unit 312Aug 5, 2024$179,000Unit 203Jul 19, 2024$264,000Unit 402Jun 13, 2024$182,000Unit 302May 10, 2024$170,000Unit 202Dec 12, 2023$165,000Unit 403Jun 2, 2023$285,000

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

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.Condo/Apartment
CountyKANE
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
CoolingThe type of cooling or air conditioning in the home.Central
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.

H
West Aurora High SchoolC-
High · Grades 9–12 · 1.4 mi
E
Nicholson Elementary SchoolD+
Elementary · Grades KG–5 · 1.8 mi
M
Washington Middle SchoolC-
Middle · Grades 6–8 · 2.4 mi

District: Aurora West Unit School District 129

Neighborhood · ZIP 60506These 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.106
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.96
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.59

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.7%
PopulationHow many people live in this area.54,851
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,754 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$75,850
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$93,708
Average tempThe average temperature here across a full year.49°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.

140 S River St
2 bd · 2 ba · 1,215 ft²
$278K
140 S River St # 201
2 bd · 2 ba · 1,495 ft²
$306K
140 S River St # 202
1 bd · 1 ba · 822 ft²
$204K
140 S River St # 203
2 bd · 2 ba · 1,215 ft²
$296K
140 S River St # 204
2 bd · 2 ba · 1,215 ft²
$295K
140 S River St # 205
2 bd · 2 ba · 1,215 ft²
$300K
140 S River St # 206
2 bd · 2 ba · 1,083 ft²
$273K
140 S River St # 207
2 bd · 2 ba · 1,215 ft²
$305K
140 S River St # 208
2 bd · 2 ba · 1,215 ft²
$294K
140 S River St # 209
2 bd · 2 ba · 1,215 ft²
$307K
140 S River St # 210
2 bd · 2 ba · 1,215 ft²
$298K
140 S River St # 211
2 bd · 2 ba · 1,215 ft²
$290K
140 S River St # 212
1 bd · 1 ba · 822 ft²
$208K
140 S River St # 213
2 bd · 2 ba · 1,215 ft²
$290K
140 S River St # 214
2 ba · 2,475 ft²
$434K
140 S River St # 301
2 bd · 2 ba · 2,475 ft²
$454K
140 S River St # 302
1 bd · 1 ba · 822 ft²
$198K
140 S River St # 303
2 bd · 2 ba · 1,215 ft²
$295K
140 S River St # 304
2 bd · 2 ba · 1,215 ft²
$290K
140 S River St # 305
2 bd · 2 ba · 1,215 ft²
$301K
140 S River St # 306
2 bd · 2 ba · 1,083 ft²
$273K
140 S River St # 307
2 bd · 2 ba · 1,215 ft²
$316K
140 S River St # 308
2 bd · 2 ba · 1,215 ft²
$294K
140 S River St # 311
2 bd · 2 ba · 1,215 ft²
$290K
140 S River St # 312
1 bd · 1 ba · 822 ft²
$204K
140 S River St # 314
1 bd · 1 ba · 980 ft²
$235K
140 S River St # 315
2 bd · 2 ba · 1,495 ft²
$295K
140 S River St # 400
1 bd · 1 ba · 980 ft²
$220K
140 S River St # 401
2 bd · 2 ba · 1,495 ft²
$290K
140 S River St # 402
1 bd · 1 ba · 822 ft²
$209K
140 S River St # 403
2 bd · 2 ba · 1,215 ft²
$308K
140 S River St # 404
2 bd · 2 ba · 1,215 ft²
$299K
140 S River St # 405
2 bd · 2 ba · 1,215 ft²
$292K
140 S River St # 406
2 bd · 2 ba · 1,083 ft²
$267K
140 S River St # 407
2 bd · 2 ba · 1,215 ft²
$298K
140 S River St # 408
2 bd · 2 ba · 1,215 ft²
$298K
140 S River St # 409
2 bd · 2 ba · 1,215 ft²
$305K
140 S River St # 410
2 bd · 2 ba · 1,215 ft²
$292K
140 S River St # 411
2 bd · 2 ba · 1,215 ft²
$296K
140 S River St # 412
1 bd · 1 ba · 822 ft²
$204K
140 S River St # 413
2 bd · 2 ba · 1,215 ft²
$294K
140 S River St # 414
2 ba · 2,475 ft²
$450K

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

About 140 S River St

How many units are in 140 S River St, Aurora, IL?

140 S River St, Aurora, IL has 42 residential units across 4 floors, built in 2009, according to county assessor records.

What is a unit at 140 S River St, Aurora, IL worth?

The median TopHap Estimate across the 42 units at 140 S River St, Aurora, IL is $294,095. That works out to $243 per square foot. Units run from 822 to 2,475 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.

Is 140 S River St, Aurora, IL expensive for Aurora?

Units at 140 S River St, Aurora, IL carry a median of $243 per square foot, 10% above the Aurora median of $221 per square foot.

How often do units sell at 140 S River St, Aurora, IL?

1 units at 140 S River St, Aurora, IL sold in the last 12 months, out of 79 recorded arms-length sales all time. That is a turnover rate of 2.4% of the building per year. The median sale over that period was $206K.

Have units at 140 S River St, Aurora, IL appreciated?

Across 37 repeat sales of the same unit, 140 S River St, Aurora, IL returned a median 3.3% 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 6.0 years.

What floor plans does 140 S River St, Aurora, IL have?

The most common plan at 140 S River St, Aurora, IL is a 2-bedroom of 1,215 square feet, repeated 25 times, with a median estimate of $295,547. TopHap identifies 6 recurring plans in the building.

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