16 River Ln, Cos Cob, CT 06807 Property Records

Greenwich Town property record for 16 River Ln, Cos Cob, CT 06807

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.5 ba · 2,396 sqft · built 1988
Lot Size	0.26 acres (11,326 sqft)
Owner	Company Name on File
Last Sale	$1,550,000 (May 2007)
Tax Bill	$9,529 (2025)
Deeds & Mortgages	Jan 2020 Transfer Nov 2017 Sale
Flood Zone	Zone X (minimal risk)
APN	`08-1361S`

Property Details

APN / Parcel Number

Primary APN	`08-1361S`
Alternative APNs	`GREE M:08 B:1361/S` `366/134`

Interior

Bedrooms	4 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	2,396 sqft Living Area
Basement Area	1,206 sqft
Unfinished Basement	1,206 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1988
Effective Year Built	Effective 1988
Architectural Style	Colonial
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Material	Asphalt
Lot Area	11,326 sqft (0.26 acres)
Garage Type	Attached
Parking Spaces	1 Parking Space
Deck Area	Deck Area

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air with A/C
Heating Fuel	Gas

Location & Zoning

Account Number	366/134
Street Address	16 RIVER LN
City	COS COB
State	CT
Zip	06807-2513
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R-7
Legal Block	1361/S
Jurisdiction	GREENWICH CT
Township / Civil Division	GREENWICH
Census Block Group	1
Census Block	1001
Census Tract	10800

Owner

16 River Ln is owned by a company that bought it in May 2007.

Source: Greenwich Town records, as of June 25, 2026

Owner of Record	Company Name on File
Mailing Address	682 RIVER RD, COS COB, CT 06807-1907
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
Jan 27, 2020	Quit Claim Deed, Transfer UNKNOWN
Nov 1, 2017	Warranty Deed, Transfer

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	May 29, 2007 · Amount on File
Deed Sale	May 29, 2007 · Amount on File
Prior Sale	Oct 16, 2000 · Amount on File
Deed Book / Page	5418 / 86
Record Updated	Sep 20, 2026

January 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	GREENWICH CT
Recording Date	Jan 27, 2020
Property Address	16 RIVER LN, COS COB, CT 06807-2513
Document Number	7618-168
Book / Page	007618 / 000168
Instrument Date	Sep 9, 2019
Instrument	755
Transaction Type	Transfer
Record Updated	Feb 18, 2020
Title Company	UNKNOWN

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	16 RIVER LN COS COB CT 068072513, COS COB, CT 06807-2513

November 2017: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GREENWICH CT
Recording Date	Nov 1, 2017
Property Address	16 RIVER LN, COS COB, CT 06807-2513
Document Number	7313-283
Book / Page	007313 / 000283
Transaction Type	Transfer
Record Updated	Nov 28, 2017

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	16 RIVER LN COS COB CT 068072513, COS COB, CT 06807-2513

Tax Assessment & Valuation

The 2025 property tax bill for 16 River Ln was $9,529.

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
2025	$9,529.00	$771,050 Land $415,590 Building $355,460	$539,735 Land $290,913 Building $248,822
2024	$9,529.00 (+6.21%)
2023	$8,972.00 (+0.92%)	$771,050 (-) Land $415,590 Building $355,460
2022	$8,890.00	$771,050 Land $415,590 Building $355,460

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

Flood

FEMA maps place 16 River Ln in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.

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

FEMA Flood Zone	Zone X minimal risk
Nearest Special Flood Hazard Area	Zone AE, within 500 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 16 River Ln 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	None beyond 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 288 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

May also be available: Frontier, T-Mobile.

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