35 Sinawoy Rd, Cos Cob, CT 06807 Property Records

Greenwich Town property record for 35 Sinawoy Rd, Cos Cob, CT 06807

Property Summary

Property Type	Duplex
Details	4 bd · 2 ba · 1,456 sqft · built 1910
Lot Size	0.09 acres (3,920 sqft)
Owner	Individual Name on Record
Last Sale	$775,000 (Jun 2022)
Tax Bill	$6,224 (2026)
Deeds & Mortgages	Jun 2022 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`08-1151S`

Property Details

APN / Parcel Number

Primary APN	`08-1151S`
Alternative APNs	`GREE M:08 B:1151/S` `365/263`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	1,456 sqft Living Area
Basement Area	728 sqft
Unfinished Basement	728 sqft

Exterior

Year Built	Built 1910
Effective Year Built	Effective 1950
Architectural Style	Duplex Single
Exterior Material	Stone
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	3,920 sqft (0.09 acres)
Garage Type	Detached
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Oil

Location & Zoning

Account Number	365/263
Street Address	35 SINAWOY RD
City	COS COB
State	CT
Zip	06807-2325
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R-7
Legal Block	1151/S
Jurisdiction	GREENWICH CT
Township / Civil Division	GREENWICH
Census Block Group	3
Census Block	3008
Census Tract	10800

Owner

Source: Greenwich Town records, as of October 21, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	Individual Name on Record
Mailing Address	35 SINAWOY RD, COS COB, CT 06807-2325
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jun 9, 2022 · Amount on Record
Deed Sale	Jun 9, 2022 · Amount on Record
Prior Sale	May 11, 1993 · Amount on Record
Deed Document Number	20225588
Deed Book / Page	8119 / 104
Transfer Doc	005887-194
Record Updated	Oct 29, 2026

June 2022: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GREENWICH CT
Recording Date	Jun 9, 2022
Property Address	35 SINAWOY RD, COS COB, CT 06807-2325
Document Number	008119-104
Book / Page	8119 / 104
Instrument Date	Jun 8, 2022
Instrument	5588
Transaction Type	Transfer
Record Updated	Feb 9, 2026

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	557 LOCUST AVE, PORT CHESTER, NY 10573-2727
Investor	Possibly a Property Investor

Mortgage

Document Number	0000005589
Date	Jun 9, 2022
Instrument	5589

Lender

Name	CITIBANK NA
Type	Bank

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount Recorded

Tax Assessment & Valuation

Source: Greenwich Town assessment roll, as of June 25, 2026

Property Jurisdictions

Type	Name
State	Connecticut
County Subdivision	Greenwich Town
Unified School District	Greenwich School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$6,224.00 (+3.13%)	$593,670 (+21.57%) Land $483,490 Building $110,180	$1,002,906 (+193.4%)
2025	$6,035.00	$488,320 (-) Land $386,820 Building $101,500	$341,824 Land $270,774 Building $71,050
2024	$6,035.00 (+6.21%)
2023	$5,682.00 (+0.92%)	$488,320 (-) Land $386,820 Building $101,500
2022	$5,630.00	$488,320 Land $386,820 Building $101,500

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective November 28, 2025

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Not rated no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	AQUARION-EASTERN FAIRFIELD COUNTY private · serves 351,756 people · EPA ID CT0150011
Water Source	Surface water
Last State Inspection	Jun 2025
Lead	Under 1 ppb (2026) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	24 last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 328 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Optimum Fiber · Cable	8,000 / 8,000
Verizon Fiber · Fixed Wireless in parts of the area	980 / 880
Starlink Satellite	280 / 30

May also be available: Frontier.

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