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
$13M
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.
$302K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$249
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.
+20.1%vs the Aurora ZIP median sale $/ft² ($207)
Sales Performance
$252K
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
+5.0%
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
2
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
4.8%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
This building's own appreciationThe building's own appreciation: for every unit that sold twice (held over a year), we compute its yearly price change between the two sales and take the middle value. This is the cleanest read on how this specific building performs, because it compares each unit to itself.
+3.3%per yeartypical hold 6.0 yrsfrom 37 same-unit resales
Median sale price (yearly, all time)Every recorded arms-length sale in the building since records begin, grouped by year: the bars count sales and the line tracks the median price paid.MedianSales
20082011201320162018202120232026
Sale price per ft² (yearly, all time)The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.$/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.
Studio1 bd2 bd
Studio
2 units$458K · $185/ft²
1 bed
8 units$216K · $257/ft²
2 bed
32 units$303K · $248/ft²
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$303K · $250/ft²
1 bd · 1 ba · 822 ft²
6 units$213K · $259/ft²
2 bd · 2 ba · 1,083 ft²
3 units$265K · $245/ft²
2 bd · 2 ba · 1,495 ft²
3 units$338K · $226/ft²
1 bd · 1 ba · 980 ft²
2 units$232K · $237/ft²
Studio · 2 ba · 2,475 ft²
2 units$458K · $185/ft²
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.
$210K–$235K
8 units
$262K–$273K
4 units
$278K–$308K
20 units
$315K–$338K
6 units
$356K–$356K
1 unit
$456K–$479K
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
$245/ft²14 units · -1%
Floor 3
$243/ft²12 units · -2%
Floor 4
$244/ft²15 units · -2%
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 ·12
$261/ft²3 units · +5%
Line ·02
$260/ft²3 units · +4%
Line ·03
$259/ft²3 units · +4%
Line ·04
$252/ft²3 units · +1%
Line ·08
$251/ft²3 units · +1%
Line ·07
$250/ft²3 units · +0%
Line ·11
$246/ft²3 units · -1%
Line ·06
$244/ft²3 units · -2%
Line ·05
$243/ft²3 units · -2%
Line ·01
$215/ft²3 units · -13%
Line ·14
$203/ft²3 units · -18%
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.19%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.6.4 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.44%
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$206,000$251/ft²Unit 307Sep 12, 2025$298,000$245/ft²Unit 208Jul 29, 2025$275,000$226/ft²Unit 400Jun 20, 2025$205,000$209/ft²Unit 312Aug 5, 2024$179,000$218/ft²Unit 203Jul 19, 2024$264,000$217/ft²Unit 402Jun 13, 2024$182,000$221/ft²Unit 302May 10, 2024$170,000$207/ft²Unit 202Dec 12, 2023$165,000$201/ft²Unit 403Jun 2, 2023$285,000$235/ft²
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.
HEM
West Aurora High SchoolC-
High · Grades 9–12 · 1.4 mi
Nicholson Elementary SchoolC
Elementary · Grades KG–5 · 1.8 mi
Washington Middle SchoolB-
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
140 S River St # 201
2 bd · 2 ba · 1,495 ft²
140 S River St # 202
1 bd · 1 ba · 822 ft²
140 S River St # 203
2 bd · 2 ba · 1,215 ft²
140 S River St # 204
2 bd · 2 ba · 1,215 ft²
140 S River St # 205
2 bd · 2 ba · 1,215 ft²
140 S River St # 206
2 bd · 2 ba · 1,083 ft²
140 S River St # 207
2 bd · 2 ba · 1,215 ft²
140 S River St # 208
2 bd · 2 ba · 1,215 ft²
140 S River St # 209
2 bd · 2 ba · 1,215 ft²
140 S River St # 210
2 bd · 2 ba · 1,215 ft²
140 S River St # 211
2 bd · 2 ba · 1,215 ft²
140 S River St # 212
1 bd · 1 ba · 822 ft²
140 S River St # 213
2 bd · 2 ba · 1,215 ft²
140 S River St # 214
2 ba · 2,475 ft²
140 S River St # 301
2 bd · 2 ba · 2,475 ft²
140 S River St # 302
1 bd · 1 ba · 822 ft²
140 S River St # 303
2 bd · 2 ba · 1,215 ft²
140 S River St # 304
2 bd · 2 ba · 1,215 ft²
140 S River St # 305
2 bd · 2 ba · 1,215 ft²
140 S River St # 306
2 bd · 2 ba · 1,083 ft²
140 S River St # 307
2 bd · 2 ba · 1,215 ft²
140 S River St # 308
2 bd · 2 ba · 1,215 ft²
140 S River St # 311
2 bd · 2 ba · 1,215 ft²
140 S River St # 312
1 bd · 1 ba · 822 ft²
140 S River St # 314
1 bd · 1 ba · 980 ft²
140 S River St # 315
2 bd · 2 ba · 1,495 ft²
140 S River St # 400
1 bd · 1 ba · 980 ft²
140 S River St # 401
2 bd · 2 ba · 1,495 ft²
140 S River St # 402
1 bd · 1 ba · 822 ft²
140 S River St # 403
2 bd · 2 ba · 1,215 ft²
140 S River St # 404
2 bd · 2 ba · 1,215 ft²
140 S River St # 405
2 bd · 2 ba · 1,215 ft²
140 S River St # 406
2 bd · 2 ba · 1,083 ft²
140 S River St # 407
2 bd · 2 ba · 1,215 ft²
140 S River St # 408
2 bd · 2 ba · 1,215 ft²
140 S River St # 409
2 bd · 2 ba · 1,215 ft²
140 S River St # 410
2 bd · 2 ba · 1,215 ft²
140 S River St # 411
2 bd · 2 ba · 1,215 ft²
140 S River St # 412
1 bd · 1 ba · 822 ft²
140 S River St # 413
2 bd · 2 ba · 1,215 ft²
140 S River St # 414
2 ba · 2,475 ft²
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 $302,037. That works out to $249 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 $249 per square foot, 20% above the Aurora median of $207 per square foot.
How often do units sell at 140 S River St, Aurora, IL?
2 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 4.8% of the building per year. The median sale over that period was $252K.
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 $303,364. TopHap identifies 6 recurring plans in the building.
Closest homes
- 140 S River St$273K0 ft · 2 bd · 2 ba · 1,215 ft² · Sold $262K · Dec 2008
- 140 S River St$217K0 ft · 1 bd · 1 ba · 822 ft² · Sold $179K · Aug 2024
- 140 S River St$262K0 ft · 2 bd · 2 ba · 1,083 ft² · Sold $176K · May 2021
- 140 S River St$229K0 ft · 1 bd · 1 ba · 980 ft² · Sold $205K · Jun 2025
- 140 S River Street St$281K0 ft · 2 bd · 2 ba · 1,215 ft² · Sold May 2014
- 140 S River St$235K0 ft · 1 bd · 1 ba · 980 ft² · Sold Jan 1900
- 140 S S Riv # St$233K0 ft · 1 bd · 1 ba · 980 ft² · Sold $190K · May 2009
- 140 S River St$325K0 ft · 2 bd · 2 ba · 1,215 ft² · Sold Sep 2025
More homes in Aurora 60506
- 814 Iowa Ave$290K1 ba · 1,404 ft² · Sold $278K · Aug 2026
- 1950 Heather Dr$355K3 bd · 1 ba · 1,342 ft² · Sold $355K · Aug 2026
- 809 Mcclaran Ave$399K2.5 ba · 2,050 ft² · Sold $390K · Aug 2026
- 3498 Fletcher Ln$531K0.36 ac · Sold Aug 2026
- 877 N Fordham Ave$340K4 bd · 2 ba · 2,462 ft² · Sold $360K · Aug 2026
- 315 S Western Ave$315K3 bd · 1,455 ft² · Sold $160K · Aug 2026
- 1050 Grenada Dr$300K3 bd · 2 ba · 1,424 ft² · Sold $300K · Aug 2026
- 157 S Rosedale Ave$365K4 bd · 2 ba · 1,704 ft² · Sold $375K · Aug 2026
- 640 Wilder St$190K3 bd · 1 ba · 1,196 ft² · Sold $216K · Aug 2026
- 1911 Ash Ct$335K4 bd · 2 ba · 1,938 ft² · Sold $316K · Aug 2026
- 6s155 W Ridge Dr$600K2,147 ft² · Sold $610K · Aug 2026
- 426 N Kingsway Dr$535K5 bd · 3 ba · 3,050 ft² · Sold $520K · Aug 2026
Assigned schools
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