OFF MARKET
Google street view image for 70 Sinawoy Rd, Cos Cob, CT 06807
Off market jan 2003 for $916K
$3,202,750
Est. refi paymentEst. refi $6,183/mo
5
bd
•
4.5 ba
•
3,632
sq ft

70 Sinawoy Rd, Cos Cob, CT 06807

map-entry

About this home

70 Sinawoy Rd is a 3,632 square foot house on a 0.41 acre lot with 5 bedrooms and 4.5 bathrooms. - it last sold on January 13, 2003 for $916,000. Based on Redfin's Cos Cob data, we estimate the home's value is $3,202,750.
Single-familyProperty Type
2009Year Built
0.41 acresLot Size
$882Est. Price/Sq.Ft.
Source:Public Records

Redfin Estimate

$3,202,750
$2.3M since sold in January 2003$124K since September

This home's estimate is 10.5% lower than the average sale price ($3.58M) of 6 comparable homes.

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Sell
$2,787,827
Est. take-home

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Refinance
$0
Est. cash available

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Rent
$4,464/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 70 Sinawoy Rd

Tax history for 70 Sinawoy Rd

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

Property details

Around this home

Schools

Cos Cob School

Public PreK-5 • Assigned • 0.3mi

6/10
Central Middle School

Public 6-8 • Assigned • 0.4mi

8/10
Greenwich High School

Public 9-12 • Assigned • 0.6mi

10/10
Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

4/10 Flood Factor

Estimated 14-22% 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

6/10 Heat Factor

7 days above 98° expected this year, 15 days in 30 years

6/10 Wind Factor

67% chance of strong winds in next 30 years

6/10 Air Factor

9 unhealthy days expected this year, 13 days in 30 years

Provided by First Street

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
$3.04M – $3.68M

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Nearby similar homes

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Berkshire Hathaway HS NE Prop.
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$8,600,000
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45 Glen Avon Dr, Riverside, CT 06878
NEW CONSTRUCTION
$14,495,000
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3 Woodside Dr, Greenwich, CT 06830

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 baths2,243 sq ft
4 Tremont St, Greenwich, CT 06807
Mike Parelli Real Estate LLC

Home values near 70 Sinawoy Rd

Data from public records.

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