Contingent
$1,552,140
Est. $10,408/mo —
4
bd
•
3.5 ba
•
3,384
sq ft

3821 Cumnor Rd, Downers Grove, IL 60515

map-entry

About this home

Single-familyProperty Type
2026Year Built
10,500 sq ftLot Size
$459Price/Sq.Ft.
$150/moHOA Dues
3 car garageParking
Listed by Linda Little • Little Realty
Listed by Cheryl Bonk • Little Realty
Listing updated:
Redfin checked: 2 minutes ago
•Source:MRED as Distributed by MLS Grid #12784372
12 days on Redfin • 17 views

Payment calculator

$10,408 per month

Principal and interest$8,576
Property taxes
HOA dues
Home insurance
Utilities
Down payment
20% ($310,428)
Home price
$1,552,140
Loan details
30-yr fixed, 7.38%
5 minutes to get started. No credit impact. 

Open houses

No upcoming open houses.

Around this home

Schools

Highland Elementary School

Public PreK-6 • Assigned • 1.0mi

8/10
Herrick Middle School

Public 7-8 • Assigned • 1.5mi

8/10
Community H S District 99 - North High School

Public 9-12 • Assigned • 1.4mi

7/10
Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Market insights

3821 Cumnor Rd · $1,552,140
DAYS ON MARKET
13 days
The average home goes pending in 51 days.
SALE-TO-LIST
99.5%
Most homes are selling 1% below list price.
LIST PRICE
$1,552,140
Median sale price in this area is $536,890. (65% lower than this home)
PRICE DROP
0 price drops
14% of homes in this area have had a price drop in the past month.

Property details

  • Interior features
  • Study
  • Separate dining room
  • Breakfast room
  • Sunroom
  • Family room with fireplace
  • Unfinished full basement with bath plumbing rough-in
  • Bedrooms
  • 4 bedrooms, all on the second floor
  • Bathrooms
  • 3 full bathrooms and 1 half bathroom
  • Double sinks, European shower, and soaking tub
  • Kitchen
  • Eating area with table space
  • Island
  • Walk-in pantry
  • Dishwasher, refrigerator, cooktop, range hood, and oven
  • Laundry & utility
  • Second-floor laundry
  • Heating & cooling
  • Natural gas heating
  • Central air

Sale and tax history for 3821 Cumnor Rd

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
DuPage County
APN
0633300006
Parking Spaces
—
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 Oct 13, 2026.

Climate risks

1/10 Flood Factor

Minimal risk 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 103° expected this year, 14 days in 30 years

2/10 Wind Factor

0% chance of strong winds in next 30 years

3/10 Air Factor

3 unhealthy days expected this year, 4 days in 30 years

Provided by First Street

Historical weather

Downers Grove, IL • 60515
Average low and high temperatures (°F)
29
15
39
22
55
34
63
43
70
49
82
62
86
68
81
64
78
58
68
49
50
38
36
23
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Sun exposure

100/ 100

Exceptional sunlight

Sunscore

This home ranks in the top 1% for direct sun exposure in Downers Grove. There appears to be minimal shading by surrounding buildings, terrain, and vegetation.

10.3 hrs
6.3 hrs
JuneDecember
Provided by Shadowmap

Redfin Estimate for 3821 Cumnor Rd

$1,536,977
$15K under list price of $1.55M
Nearby comparable homes
The Redfin Estimate uses 5 recent nearby sales, priced between $1.0M to $1.6M.

More resources

Rental earnings

Est. $3,880 per month, based on comparable rentals

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The seller has already accepted an offer. You can request a tour anyway or ask an agent about submitting a backup offer.
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GreatSchools Ratings provided by GreatSchools.org.