NEW CONSTRUCTION
For sale
$644,090
Est. $4,267/mo —
3
bd
•
2.5 ba
•
2,509
sq ft

2020 Cosman Way, Algonquin, IL 60102

map-entry

About this home

Single-familyProperty Type
2026Year Built
$257Price/Sq.Ft.
2 car garageParking
Listed by Bill Flemming • HomeSmart Connect LLC
Listing updated:
Redfin checked: a few seconds ago
•Source:MRED as Distributed by MLS Grid #12625226
178 days on Redfin • 463 views • 10 favorites

Payment calculator

$4,267 per month

Principal and interest$3,559
Property taxes
HOA dues
Home insurance
Utilities
Down payment
20% ($128,818)
Home price
$644,090
Loan details
30-yr fixed, 7.38%
5 minutes to get started. No credit impact. 

See this home in person

This home is unavailable to tour on this day.

Open houses
No upcoming open houses.

Around this home

Schools

Westfield Community School

Public PreK-8 • Assigned • 0.2mi

7/10
Harry D Jacobs High School

Public 9-12 • Assigned • 1.8mi

8/10
Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Offer insights

2020 Cosman Way · $644,090
$647K and above
75% chance or better to win
Why $647K+ is a strong offer
DAYS ON MARKET
179 days
The average home goes pending in 48 days.
SALE-TO-LIST
100.2%
Most homes are selling 0% above list price.
About offer insights

Property details

Kitchen

Kitchen

Bathroom

Bathroom

Bedroom

Bedroom

Living

Living

Dining

Dining

  • Interior features
  • 8 total rooms
  • Unfinished full basement
  • Bedrooms
  • 3 bedrooms (all on second level)
  • Bathrooms
  • 2 full bathrooms
  • 1 half bathroom
  • Kitchen
  • Range
  • Microwave
  • Dishwasher
  • Disposal
  • Stainless steel appliances
  • Laundry & utility
  • Second-level laundry
  • Flooring
  • Vinyl flooring in kitchen, family room, foyer, breakfast room
  • Carpet in loft, bedrooms, living room, master bedroom
  • Heating & cooling
  • Natural gas forced air heating
  • Central air conditioning

Sale and tax history for 2020 Cosman Way

Public record

Beds
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Baths
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Stories
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Lot width
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Lot depth
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Lot size
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Year renovated
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Finished Sq. Ft.
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Unfinished Sq. Ft.
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Total Sq. Ft.
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Year built
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Style
Single Family Residential
County
Kane County
APN
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Parking Spaces
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Basement
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Accessible
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HOA Dues
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Garage
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Features
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Last updated by owner on Mar 22, 2026.

Climate risks

9/10 Flood Factor

Estimated 80%+ chance of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

2/10 Heat Factor

7 days above 101° expected this year, 14 days in 30 years

2/10 Wind Factor

1% chance of strong winds in next 30 years

2/10 Air Factor

1 unhealthy days expected this year, 2 days in 30 years

Provided by First Street

Historical weather

Algonquin, IL • 60102
Average low and high temperatures (°F)
28
13
36
20
53
32
61
42
69
47
81
61
85
66
80
62
78
56
67
47
49
35
35
21
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Sun exposure

98/ 100

Exceptional sunlight

Sunscore

This home receives average direct sun exposure in Algonquin. There appears to be minimal shading by surrounding buildings, terrain, and vegetation.

10.5 hrs
5.9 hrs
JuneDecember
Provided by Shadowmap

Redfin Estimate for 2020 Cosman Way

We cannot show automated home-value estimates for this home. 
 

Nearby homes have recently sold between $570,866 and $632,445.

Nearby comparable homes
The Redfin Estimate uses 6 recent nearby sales, priced between $571K to $632K.

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Details provided by MRED as Distributed by MLS Grid and may not match the public record. Learn more.
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GreatSchools Ratings provided by GreatSchools.org.