10 River Ln, Cos Cob, CT 06807 Property Records

Greenwich Town property record for 10 River Ln, Cos Cob, CT 06807 · Last verified July 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	4 Beds
Bathrooms	4.5 Baths
Year Built	Built 2016
Square Footage	2,338 sqft Living Area
Lot Size	6,970 sqft (0.16 acres)
Garage	Attached
Last Sale	$700,000 (2015)
Tax Bill	$12,009.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`08-2023S`
Alternative APNs	`GREE M:08 B:2023/S` `366/137`

Interior

Bedrooms	4 Beds
Full Baths	4.5 Baths
Partial Baths	1 Partial Baths
Total Rooms	9 Rooms
Building Area	2,338 sqft Living Area
Basement Area	1,116 sqft Basement
Unfinished Basement	1,116 sqft Unfinished
Stories	2 Stories
Fireplace	Fireplace
Fireplaces	1 Fireplaces

Exterior

Year Built	Built 2016
Effective Year Built	Effective 2016
Architectural Style	Colonial Style
Exterior Material	Wood Siding Exterior
Construction Type	Frame Construction
Roof Construction	Gable Roof Construction
Roof Material	Asphalt Roof
Lot Area	6,970 sqft (0.16 acres)
Parking Spaces	2 Parking Spaces
Garage Type	Attached Garage
Deck Area	Deck Area

Utilities and HVAC

Cooling System	HVAC Cooling
Heating System	Forced Air with Air Conditioning Heating
Heating Fuel	Gas Heating Fuel

Location & Zoning

Account Number	366/137
Street Address	10 RIVER LN
City	COS COB
State	CT
Zip	06807-2513
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Block	2023/S
Jurisdiction	GREENWICH CT
Minor Civil Division	GREENWICH
Census Blockgroup	1
Census Block	1001
Census Tract	10800

Owner

Source: Greenwich Town records · APN 08-2023S

Assessment roll updated June 25, 2026 · Last verified July 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on File
Mailing Address	900 NORTH ST, GREENWICH, CT 06831-2844
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Mar 26, 2015 · Amount on Record
Deed Sale	Mar 26, 2015 · Amount on Record
Deed Book / Page	6871 / 30
Record Refreshed	Sep 20, 2026

May 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	GREENWICH CT
Property Address	10 RIVER LN, COS COB, CT 06807-2513
Transaction Type	Mortgage
Record Updated	Feb 05, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	7669-262
Date	May 27, 2020
Book Page	7669/262
Instrument	3785

Lender

Name	MORGAN STANLEY CREDIT CORP
Type	Mortgage Company

Agreement

Type	Stand Alone Refinance
Amount	Amount Recorded
Term	361 Months
Due	Jun 01, 2050

Tax Assessment & Valuation

Source: Greenwich Town records · Assessment roll updated June 25, 2026 · Last verified July 2026

Property Jurisdictions

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

Tax Bill & Assessment History

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

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$12,009.00	$971,670 (-) Land $441,000 Building $530,670	$680,169 Land $308,700 Building $371,469
2024	$12,009.00 (+6.22%)
2023	$11,306.00 (+0.92%)	$971,670 (-) Land $441,000 Building $530,670
2022	$11,203.00	$971,670 Land $441,000 Building $530,670

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, County delivery 09001C updated November 28, 2025 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Flood Hazard	Minimal
500-Year Floodplain	No
Special Flood Hazard Area	No
Nearest Special Flood Hazard Area	Zone AE, within 500 ft

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach

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