3 Cat Rock Rd, Cos Cob, CT 06807 Property Records

Greenwich Town property record for 3 Cat Rock Rd, Cos Cob, CT 06807

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 3,334 sqft · built 1964
Lot Size	0.52 acres (22,651 sqft)
Owner	2 Individual Names on File
Last Sale	$2,355,000 (May 2025)
Tax Bill	$12,449 (2025)
Deeds & Mortgages	May 2018 Line of Credit May 2025 Sale + 2 more
Flood Zone	Zone X (minimal risk)
APN	`08-3492S`

Property Details

APN / Parcel Number

Primary APN	`08-3492S`
Alternative APNs	`GREE M:08 B:3492/S` `383/054`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	3,334 sqft Living Area
Basement Area	663 sqft
Unfinished Basement	663 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1964
Effective Year Built	Effective 1964
Architectural Style	Colonial
Exterior Material	Wood Siding
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	22,651 sqft (0.52 acres)
Garage Type	Attached
Parking Spaces	1 Parking Space
Greenhouse	Greenhouse

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Hot Water
Heating Fuel	Oil

Location & Zoning

Account Number	383/054
Street Address	3 CAT ROCK RD
City	COS COB
State	CT
Zip	06807-1702
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R-12
Legal Block	3492/S
Jurisdiction	GREENWICH CT
Township / Civil Division	GREENWICH
Census Block Group	2
Census Block	2001
Census Tract	10202

Owner

3 Cat Rock Rd is owned by two individuals who bought it in May 2025.

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

Owner of Record	2 Individual Names on File
Mailing Address	307 E 70TH ST, NEW YORK, NY 10021-8679
Owner Type	Individual
Vesting	Joint Tenants with Right of Survivorship

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
May 29, 2018	Deed of Trust, Mortgage · Line of Credit JPMORGAN CHASE BANK NA
May 6, 2025	Warranty Deed, Transfer
Apr 13, 2020	Deed of Trust, Mortgage · Balloon Mortgage PEOPLES UNITED BANK
May 29, 2018	Quit Claim Deed, Transfer UNKNOWN

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 6, 2025 · Amount on File
Deed Sale	May 6, 2025 · Amount on File
Prior Sale	Aug 11, 2000 · Amount on File
Deed Document Number	20252244
Deed Book / Page	8430 / 322
Transfer Doc	7388-173
Record Updated	Sep 20, 2026

May 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	GREENWICH CT
Property Address	3 CAT ROCK RD, COS COB, CT 06807-1702
Transaction Type	Mortgage
Record Updated	May 21, 2025

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	007388-176
Date	May 29, 2018
Book Page	7388/176
Instrument	3772

Lender

Name	JPMORGAN CHASE BANK NA
Type	Bank

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	120 Months
Due	May 1, 2028

May 2025: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GREENWICH CT
Recording Date	May 6, 2025
Property Address	3 CAT ROCK RD, COS COB, CT 06807-1702
Document Number	008430-322
Book / Page	8430 / 322
Instrument Date	Apr 28, 2025
Instrument	2244
Transaction Type	Transfer
Record Updated	Nov 19, 2025

Transaction

Amount	Amount 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 with Right of Survivorship
Address	307 E 70TH ST, NEW YORK, NY 10021-8679

April 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	GREENWICH CT
Property Address	3 CAT ROCK RD, COS COB, CT 06807-1702
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	7648-299
Date	Apr 13, 2020
Book Page	7648/299
Instrument	2701

Lender

Name	PEOPLES UNITED BANK
Type	Bank

Agreement

Type	Balloon Mortgage
Amount	Amount on Record
Term	349 Months
Due	May 1, 2049

May 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	GREENWICH CT
Recording Date	May 29, 2018
Property Address	3 CAT ROCK RD, COS COB, CT 06807-1702
Document Number	7388-173
Book / Page	007388 / 000173
Instrument Date	May 12, 2018
Instrument	3771
Transaction Type	Transfer
Record Updated	Jun 19, 2018
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
Address	3 CAT ROCK RD COS COB CT 068071702, COS COB, CT 06807-1702

Tax Assessment & Valuation

The 2025 property tax bill for 3 Cat Rock Rd was $12,449.

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	$12,449.00	$1,007,300 Land $614,530 Building $392,770	$705,110 Land $430,171 Building $274,939
2024	$12,449.00 (+6.21%)
2023	$11,721.00 (+0.92%)	$1,007,300 (-) Land $614,530 Building $392,770
2022	$11,614.00	$1,007,300 Land $614,530 Building $392,770

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 3 Cat Rock Rd 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 3 Cat Rock 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	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 319 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

May also be available: Verizon.

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