320 Cognewaugh Rd, Cos Cob, CT 06807 Property Records

Greenwich Town property record for 320 Cognewaugh Rd, Cos Cob, CT 06807

Property Summary

Property Type	Single Family Home
Details	3 bd · 4 ba · 3,787 sqft · built 1947
Lot Size	2 acres (87,120 sqft)
Owner	Individual Name on Record
Last Sale	$847,500 (Nov 1997)
Tax Bill	$14,359 (2026)
Deeds & Mortgages	Nov 2023 Mortgage Nov 2023 Sale + 1 more
Flood Zone	Zone X (minimal risk)
APN	`08-3206`

Property Details

APN / Parcel Number

Primary APN	`08-3206`
Alternative APNs	`GREE M:08 B:3206` `379/039`

Interior

Bedrooms	3 Beds
Full Baths	4 Baths
Total Rooms	10 Rooms
Stories	1 Story
Building Area	3,787 sqft Living Area
Basement Area	850 sqft
Unfinished Basement	850 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1947
Effective Year Built	Effective 1980
Architectural Style	Ranch
Exterior Material	Wood Siding
Construction Type	Frame
Roof Type	Gable
Roof Material	Slate
Lot Area	87,120 sqft (2 acres)
Garage Type	Attached
Parking Spaces	1 Parking Space
Deck Area	Deck Area

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Hot Water
Heating Fuel	Gas

Location & Zoning

Account Number	379/039
Street Address	320 COGNEWAUGH RD
City	COS COB
State	CT
Zip	06807-1309
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RA-2
Legal Block	3206
Jurisdiction	GREENWICH CT
Township / Civil Division	GREENWICH
Census Block Group	2
Census Block	2000
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	Individual Name on Record
Mailing Address	270 SOUND BEACH AVE, OLD GREENWICH, CT 06870-1626
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Nov 16, 2023	Deed of Trust, Mortgage · ARM US BANK NA
Nov 16, 2023	Deed, Transfer
Oct 7, 2020	Quit Claim Deed, Transfer UNKNOWN

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Nov 14, 1997 · Amount on Record
Deed Sale	Nov 14, 1997 · Amount on Record
Prior Sale	Oct 1, 1990 · Amount on Record
Deed Book / Page	2994 / 265
Transfer Doc	6527-74
Record Updated	Oct 29, 2026

November 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	GREENWICH CT
Property Address	320 COGNEWAUGH RD, COS COB, CT 06807-1309
Transaction Type	Mortgage
Record Updated	Nov 30, 2023

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	00008278-1
Date	Nov 16, 2023
Book Page	8278/1
Instrument	7124

Lender

Name	US BANK NA
Type	Bank

Agreement

Type	ARM
Amount	Amount Recorded
Term	361 Months
Due	Dec 1, 2053

Interest

Rate Type	Adjustable Rate
Rate	6.5%
Type Change Date	Dec 1, 2030
Index	1-Year CMT

November 2023: Deed, Transfer

Document Type	Deed
Jurisdiction	GREENWICH CT
Recording Date	Nov 16, 2023
Property Address	320 COGNEWAUGH RD, COS COB, CT 06807-1309
Document Number	008277-331
Book / Page	8277 / 331
Instrument Date	Nov 15, 2023
Instrument	7123
Transaction Type	Transfer
Record Updated	Nov 30, 2023

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	279 SOUND BEACH AVE # 2ND, OLD GREENWICH, CT 06870-1617

October 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	GREENWICH CT
Recording Date	Oct 7, 2020
Property Address	320 COGNEWAUGH RD, COS COB, CT 06807-1309
Document Number	7751-314
Book / Page	007751 / 000314
Instrument Date	Sep 9, 2020
Instrument	8844
Transaction Type	Transfer
Record Updated	Oct 27, 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	Trust
Address	320 COGNEWAUGH RD COS COB CT 068071309, COS COB, CT 06807-1309

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	$14,359.00 (+24.55%)	$1,418,200 (+48.11%) Land $760,760 Building $657,440	$2,301,199 (+243.32%)
2025	$11,529.00	$957,530 (-) Land $585,200 Building $372,330	$670,271 Land $409,640 Building $260,631
2024	$11,529.00 (+5.71%)
2023	$10,906.00 (+0.97%)	$957,530 (-) Land $585,200 Building $372,330
2022	$10,801.00	$957,530 Land $585,200 Building $372,330

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 94% of the US · lower than 89% 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.

Internet Providers

Source: FCC Broadband Data Collection, based on 115 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Optimum Fiber · Cable	8,000 / 8,000
Verizon Fiber	2,300 / 2,300

May also be available: Frontier.

Cell Coverage

4G LTE (outdoors only), no 5G reported

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