304 Valley Rd, Cos Cob, CT 06807 Property Records

Greenwich Town property record for 304 Valley Rd, Cos Cob, CT 06807

Property Summary

Property Type	Single Family Home
Details	2 bd · 2 ba · 2,436 sqft · built 1952
Lot Size	0.25 acres (10,890 sqft)
Owner	2 Trust Names on Record
Last Sale	$720,000 (Nov 2021)
Tax Bill	$8,130 (2026)
Deeds & Mortgages	Oct 2025 Sale Nov 2021 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`08-1776S`

Property Details

APN / Parcel Number

Primary APN	`08-1776S`
Alternative APNs	`GREE M:08 B:1776/S` `403/115`

Interior

Bedrooms	2 Beds
Full Baths	2 Baths
Total Rooms	9 Rooms
Stories	1 Story
Building Area	2,436 sqft Living Area
Attic	Attic
Attic Area	700 sqft
Basement Area	1,320 sqft
Unfinished Basement	1,320 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1952
Effective Year Built	Effective 1952
Architectural Style	Ranch
Exterior Material	Brick
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	10,890 sqft (0.25 acres)

Utilities, Heating & Cooling

Heating System	Forced Air with A/C
Heating Fuel	Oil

Location & Zoning

Account Number	403/115
Street Address	304 VALLEY RD
City	COS COB
State	CT
Zip	06807-1813
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R-12
Legal Block	1776/S
Jurisdiction	GREENWICH CT
Township / Civil Division	GREENWICH
Census Block Group	3
Census Block	3007
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 Trust Names on Record
Mailing Address	304 VALLEY RD, COS COB, CT 06807-1813
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Trust, Revocable Trust

Deeds, Mortgages & Sale History

Date	Document
Oct 23, 2025	Warranty Deed, Transfer
Nov 8, 2021	Warranty Deed, Transfer · Stand-Alone First Mortgage POLI MORTGAGE GROUP INC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 8, 2021 · Amount on Record
Deed Sale	Nov 8, 2021 · Amount on Record
Prior Sale	Feb 3, 2005 · Amount on Record
Deed Document Number	202112591
Deed Book / Page	8007 / 16
Transfer Doc	004848-175
Record Updated	Oct 29, 2026

October 2025: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GREENWICH CT
Recording Date	Oct 23, 2025
Property Address	304 VALLEY RD, COS COB, CT 06807-1813
Document Number	008493-153
Book / Page	8493 / 153
Instrument Date	Sep 3, 2025
Instrument	6316
Transaction Type	Transfer
Record Updated	Nov 5, 2025

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

November 2021: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GREENWICH CT
Recording Date	Nov 8, 2021
Property Address	304 VALLEY RD, COS COB, CT 06807-1813
Document Number	0008007-16
Book / Page	8007 / 16
Instrument Date	Nov 8, 2021
Instrument	12591
Transaction Type	Transfer
Record Updated	Nov 5, 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

Mortgage

Document Number	0000012592
Date	Nov 8, 2021
Instrument	12592

Lender

Name	POLI MORTGAGE GROUP INC
Type	Mortgage Company

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount Recorded

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	$8,130.00 (+5.57%)	$775,460 (+24.44%) Land $604,380 Building $171,080	$1,570,461 (+260.03%)
2025	$7,701.00	$623,140 (-) Land $453,390 Building $169,750	$436,198 Land $317,373 Building $118,825
2024	$7,701.00 (+6.21%)
2023	$7,251.00 (+2.18%)	$623,140 (+1.25%) Land $453,390 Building $169,750
2022	$7,096.00	$615,440 Land $453,390 Building $162,050

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
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

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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