340 Cognewaugh Rd, Cos Cob, CT 06807 Property Records

Greenwich Town property record for 340 Cognewaugh Rd, Cos Cob, CT 06807

Property Summary

Property Type	Single Family Home
Details	4 bd · 6 ba · 4,999 sqft · built 2020
Lot Size	1.01 acres (43,996 sqft)
Owner	2 Individual Names on Record
Last Sale	$2,700,000 (Feb 2022)
Tax Bill	$26,631 (2026)
Deeds & Mortgages	Jan 2026 Mortgage Apr 2023 Refinance + 2 more
Flood Zone	Zone X (minimal risk)
APN	`08-2341`

Property Details

APN / Parcel Number

Primary APN	`08-2341`
Alternative APNs	`GREE M:08 B:2341` `379/009`

Interior

Bedrooms	4 Beds
Full Baths	6 Baths
Half Baths	2 Half Baths
Total Rooms	14 Rooms
Stories	3 Stories
Building Area	4,999 sqft Living Area
Attic	Attic
Attic Area	500 sqft
Basement Area	2,357 sqft
Unfinished Basement	2,357 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 2020
Effective Year Built	Effective 2020
Architectural Style	Colonial
Exterior Material	Wood Siding
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	43,996 sqft (1.01 acres)
Garage Type	Basement
Parking Spaces	4 Parking Spaces
Deck Area	Deck Area

Utilities, Heating & Cooling

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

Location & Zoning

Account Number	379/009
Street Address	340 COGNEWAUGH RD
City	COS COB
State	CT
Zip	06807-1314
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RA-2
Legal Block	2341
Jurisdiction	GREENWICH CT
Township / Civil Division	GREENWICH
Census Block Group	1
Census Block	1005
Census Tract	10202

Owner

Source: Greenwich Town records, as of October 21, 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 Record
Mailing Address	340 COGNEWAUGH RD, COS COB, CT 06807-1314
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Jan 16, 2026	Deed of Trust, Mortgage · Conventional Mortgage HARVARD FCU
Apr 5, 2023	Deed of Trust, Mortgage · Stand-Alone Refinance HARVARD UNIVERSITY CREDIT UNION
Feb 2, 2022	Warranty Deed, Transfer · Stand-Alone First Mortgage HSBC BANK USA
Apr 9, 2019	Warranty Deed, Transfer UNKNOWN

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Feb 2, 2022 · Amount on Record
Deed Sale	Feb 2, 2022 · Amount on Record
Prior Sale	Apr 9, 2019 · Amount on Record
Deed Document Number	20221058
Deed Book / Page	8054 / 233
Record Updated	Oct 29, 2026

January 2026: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	GREENWICH CT
Property Address	340 COGNEWAUGH RD, COS COB, CT 06807-1314
Transaction Type	Mortgage
Record Updated	Feb 4, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	008524-177
Date	Jan 16, 2026
Book Page	8524/177
Instrument	350

Lender

Name	HARVARD FCU

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	241 Months
Due	Feb 1, 2046

April 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	GREENWICH CT
Property Address	340 COGNEWAUGH RD, COS COB, CT 06807-1314
Transaction Type	Mortgage
Record Updated	Nov 20, 2025

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0008209-57
Date	Apr 5, 2023
Book Page	8209/57
Instrument	1765

Lender

Name	HARVARD UNIVERSITY CREDIT UNION

Agreement

Type	Stand-Alone Refinance
Amount	Amount Recorded
Term	121 Months
Due	May 1, 2033

February 2022: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GREENWICH CT
Recording Date	Feb 2, 2022
Property Address	340 COGNEWAUGH RD, COS COB, CT 06807-1314
Document Number	008054-233
Book / Page	8054 / 233
Instrument Date	Feb 1, 2022
Instrument	1058
Transaction Type	Transfer
Record Updated	Nov 20, 2025

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
Relationship	Joint Tenants
Address	340 COGNEWAUGH RD, COS COB, CT 06807-1314

Mortgage

Document Number	0000001059
Date	Feb 2, 2022
Instrument	1059

Lender

Name	HSBC BANK USA
Type	Bank

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount Recorded

April 2019: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GREENWICH CT
Recording Date	Apr 9, 2019
Property Address	340 COGNEWAUGH RD, COS COB, CT 06807-1314
Document Number	7493-302
Book / Page	007493 / 000302
Instrument Date	Mar 18, 2019
Instrument	2103
Transaction Type	Transfer
Record Updated	Jan 10, 2020
Title Company	UNKNOWN

Transaction

Amount	Amount Recorded
Tax	$600.00
Amount Accuracy	Confirmed
Additional	Lis Pendens Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	44 CAROLINE PL GREENWICH CT 068314932, GREENWICH, CT 06831-4932

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	$26,631.00 (+23.06%)	$2,630,250 (+46.34%) Land $631,540 Building $1,998,710	$3,602,733 (+186.35%)
2025	$21,641.00	$1,797,390 (-) Land $472,080 Building $1,325,310	$1,258,173 Land $330,456 Building $927,717
2024	$21,641.00 (+5.71%)
2023	$20,472.00 (+27.55%)	$1,797,390 (+26.32%) Land $472,080 Building $1,325,310
2022	$16,050.00	$1,422,890 Land $472,080 Building $950,810

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	Low lower than 95% of the US · lower than 92% 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.

Internet Providers

Source: FCC Broadband Data Collection, based on 101 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Optimum Fiber · Cable	8,000 / 8,000
Verizon Fiber	980 / 880

Cell Coverage

No cell data coverage reported

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