OFF MARKET
Off market jan 2010 for $1.9M
$3,290,432
Est. refi paymentEst. refi $12,956/mo
3
bd
•
4.5 ba
•
4,366
sq ft

340 Valley Rd #6, Cos Cob, CT 06807

map-entry

About this home

CondoProperty Type
2008Year Built
$754Est. Price/Sq.Ft.
2 car garageParking
Listed by Marc Effren • The Greyrock Companies
Bought with OUT-OF-TOWN BROKER • FOREIGN LISTING
Redfin checked: 2 minutes ago
•Source:GMLS #71319

Redfin Estimate

$3,290,432
$1.4M since sold in January 2010$30K since September

This home's estimate is 129.6% higher than the average sale price ($1.43M) of 6 comparable homes.

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Earn from this home

Sell
$2,211,476
Est. take-home

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Refinance
$0
Est. cash available

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Rent
$4,565/mo
Redfin rental estimate

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Market trends in 06807, CT

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price
105.6%

0.4% MoM

Median sale price
$1.9M

$87K MoM

Avg. days on market
19d

4 days MoM

Recently sold homes
22

2 MoM

New listings for sale

Provided by Redfin

Sale history for 340 Valley Rd #6

Tax history for 340 Valley Rd #6

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Beds
5
Baths
4.5
Stories
2
Lot width
—
Lot depth
—
Lot size
—
Year renovated
—
Sq. Ft.
4,418
Year built
2007
Style
Condo/Co-op
County
Fairfield County
APN
2579601
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 13, 2023.

Property details

About this building

1 for sale
340 Valley Rd, Cos Cob, CT 06807
See photos & sale trends
Photo via 2 listing
Units for sale
2
$2,795,0004 beds3.5 baths4088 sq ft

Around this home

Schools

North Mianus School

Public K-5 • Assigned • 0.3mi

9/10
Eastern Middle School

Public 6-8 • Assigned • 1.8mi

10/10
Greenwich High School

Public 9-12 • Assigned • 2.1mi

10/10
Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Historical weather

Cos Cob, CT • 06807
Average low and high temperatures (°F)
35
23
38
23
53
34
62
44
70
52
81
63
86
69
81
62
77
59
66
48
54
38
40
27
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Sun exposure

In this area, properties receive around 8.7 hours in June and 4.3 hours in December, placing it below the U.S. average for solar exposure.

8.7 hrs
4.3 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$3.13M – $3.78M

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Nearby similar homes

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1 bed1.5 baths1,048 sq ft
1633 Washington Blvd Unit 5A, Stamford, CT 06902
$1,595,000
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1 Broad St Ph 28EF, Stamford, CT 06902
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3 beds2 baths1,317 sq ft
154 Cold Spring Rd #80, Stamford, CT 06905
$254,999
1 bed1 bath689 sq ft
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New listings for sale in 06807

$3,750,000
5 beds4.5 baths3,983 sq ft
5 Butler St, Cos Cob, CT 06807
$1,495,000
4 beds3 baths1,774 sq ft
4 Tremont St, Cos Cob, CT 06807
$1,395,000
5 beds3 baths2,805 sq ft
73 Cos Cob Ave, Greenwich, CT 06830
$1,395,000
5 beds3 baths2,805 sq ft
73 Cos Cob Ave, Cos Cob, CT 06807
VIDEO TOUR
$4,295,000
4 beds4.5 baths6,553 sq ft
23 Daffodil Ln, Cos Cob, CT 06807

Home values near 340 Valley Rd #6

Data from public records.
Property information provided by GMLS when last listed in 2008. This data may not match public records. Learn more.

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