209 River Rd, Cos Cob, CT 06807 Property Records

Greenwich Town property record for 209 River Rd, Cos Cob, CT 06807

Property Summary

Property Type	Mixed Use Commercial Office / Residential
Details	2,815 sqft · built 1925
Lot Size	0.22 acres (9,583 sqft)
Owner	Company Name on File
Last Sale	$440,000 (Mar 2002)
Tax Bill	$11,943 (2026)
Deeds & Mortgages	Jul 2026 Transfer Jul 2023 Refinance + 3 more
Flood Zone	Zone X (moderate risk)
APN	`08-3950S`

Property Details

APN / Parcel Number

Primary APN	`08-3950S`
Alternative APNs	`GREE M:08 B:3950/S` `386/123`

Interior

Total Rooms	1 Room
Stories	1 Story
Building Area	2,815 sqft Total Area

Exterior

Year Built	Built 1925
Effective Year Built	Effective 1925
Exterior Material	Brick
Construction Type	Steel Frame
Roof Type	Flat
Roof Material	Built-Up Asphalt
Lot Area	9,583 sqft (0.22 acres)

Utilities, Heating & Cooling

Heating System	Hot Water

Location & Zoning

Account Number	386/123
Street Address	209 RIVER RD
City	COS COB
State	CT
Zip	06807
Property Category	Commercial
Property Type	Commercial > Office > Mixed Use Commercial Office / Residential
Local Zoning Code	LB
Legal Block	3950/S
Jurisdiction	GREENWICH CT
Township / Civil Division	GREENWICH
Census Block Group	2
Census Block	2002
Census Tract	10202

Owner

209 River Rd, a commercial property, is owned by a company that acquired it in July 2026.

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

Owner of Record	Company Name on File
Mailing Address	209 RIVER RD, COS COB, CT 06807
Owner Type	Company
Vesting	Company

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

Deeds, Mortgages & Sale History

Date	Document
Jul 21, 2026	Quit Claim Deed, Transfer Quitclaim
Jul 21, 2023	Deed of Trust, Mortgage · Stand-Alone Refinance NEWTEK BANK NA
Jun 24, 2022	Deed of Trust, Mortgage · Stand-Alone Refinance FIRST BANK OF GREENWICH
Sep 26, 2024	Deed of Trust, Mortgage · Stand-Alone Refinance FIRST BANK OF GREENWICH
Feb 16, 2017	Deed of Trust, Mortgage · Line of Credit NEW ENGLAND CERT DEV

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Mar 25, 2002 · Amount on File
Deed Sale	Mar 25, 2002 · Amount on File
Deed Document Number	2002
Deed Book / Page	3817 / 55
Last Transfer Date	Jul 2, 2026
Transfer Doc	0000004573
Record Updated	Oct 29, 2026

July 2026: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	GREENWICH CT
Recording Date	Jul 21, 2026
Property Address	209 RIVER RD, COS COB, CT 06807
Document Number	0000004573
Book / Page	8593 / 164
Instrument Date	Jul 2, 2026
Instrument	20264573
Transaction Type	Transfer
Record Updated	Aug 31, 2026

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Quitclaim

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name

July 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	GREENWICH CT
Property Address	209 RIVER RD, COS COB, CT 06807
Transaction Type	Mortgage
Record Updated	Dec 5, 2024

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	008242-216
Date	Jul 21, 2023
Book Page	8242/216
Instrument	4326

Lender

Name	NEWTEK BANK NA

Agreement

Type	Stand-Alone Refinance
Amount	Amount on Record
Term	121 Months
Due	Aug 1, 2033

June 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	GREENWICH CT
Property Address	209 RIVER RD, COS COB, CT 06807
Transaction Type	Mortgage
Record Updated	Dec 5, 2024

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	008126-205
Date	Jun 24, 2022
Book Page	8126/205
Instrument	6078

Lender

Name	FIRST BANK OF GREENWICH

Agreement

Type	Stand-Alone Refinance
Amount	Amount on Record
Term	61 Months
Due	Jul 1, 2027

September 2024: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	GREENWICH CT
Property Address	209 RIVER RD, COS COB, CT 06807
Transaction Type	Mortgage
Record Updated	Dec 5, 2024

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0008366-88
Date	Sep 26, 2024
Book Page	8366/88
Instrument	5437

Lender

Name	FIRST BANK OF GREENWICH

Agreement

Type	Stand-Alone Refinance
Amount	Amount on Record
Term	13 Months
Due	Oct 1, 2025

February 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	GREENWICH CT
Property Address	209 RIVER RD, COS COB, CT 06807
Transaction Type	Mortgage
Record Updated	Jun 21, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	007204-180
Date	Feb 16, 2017
Book Page	7204/180

Lender

Name	NEW ENGLAND CERT DEV

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	240 Months
Due	Feb 1, 2037

Tax Assessment & Valuation

The 2026 property tax bill for 209 River Rd was $11,943, down 5.3% from the year before.

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	$11,943.00 (-5.28%)	$1,139,180 (+11.66%) Land $577,920 Building $561,260
2025	$12,609.00	$1,020,250 Land $542,220 Building $478,030	$714,175 Land $379,554 Building $334,621
2024	$12,609.00 (+6.21%)
2023	$11,872.00 (+0.93%)	$1,020,250 (-) Land $542,220 Building $478,030
2022	$11,763.00	$1,020,250 Land $542,220 Building $478,030

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

Flood

FEMA maps place 209 River Rd in Zone X, an area of moderate flood risk, within 100 ft of a high-risk flood zone.

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

FEMA Flood Zone	Zone X moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone AE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it

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

Wildfire

Wildfire risk around 209 River Rd is low, with less than a 0.01% annual chance of wildfire.

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

Wildfire Risk	Low lower than 99.1% of the US · lower than 99% of Connecticut
Wildfire Likelihood	Under 0.01% annual chance
Exposure	Direct burnable vegetation

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 392 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Optimum Fiber · Cable	8,000 / 8,000
Frontier Fiber	5,000 / 5,000
Verizon Fixed Wireless · Fiber in parts of the area	300 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T.

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