12 Osee Pl, Cos Cob, CT 06807 Property Records

Greenwich Town property record for 12 Osee Pl, Cos Cob, CT 06807

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.5 ba · 2,431 sqft · built 1932
Lot Size	0.2 acres (8,712 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,895,000 (May 2025)
Tax Bill	$11,169 (2025)
Deeds & Mortgages	Aug 2024 Refinance May 2025 Sale & Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`08-1858S`

Property Details

APN / Parcel Number

Primary APN	`08-1858S`
Alternative APNs	`GREE M:08 B:1858/S` `341/040`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	2,431 sqft Living Area
Attic	Attic
Attic Area	454 sqft
Basement Area	788 sqft
Unfinished Basement	788 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1932
Effective Year Built	Effective 1960
Architectural Style	Tudor
Exterior Material	Stone
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	8,712 sqft (0.2 acres)
Garage Type	Basement
Parking Spaces	2 Parking Spaces
Deck Area	Deck Area

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Hot Water
Heating Fuel	Oil

Location & Zoning

Account Number	341/040
Street Address	12 OSEE PL
City	COS COB
State	CT
Zip	06807-2307
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R-7
Legal Block	1858/S
Jurisdiction	GREENWICH CT
Township / Civil Division	GREENWICH
Census Block Group	3
Census Block	3003
Census Tract	10800

Owner

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

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	2 Individual Names on Record
Mailing Address	200 E 21ST ST, 6B, NEW YORK, NY 10010-7400
Owner Type	Individual
Vesting	Joint Tenants with Right of Survivorship

Deeds, Mortgages & Sale History

Date	Document
Aug 27, 2024	Deed of Trust, Mortgage · Stand-Alone Refinance HOMEBRIDGE FINANCIAL SERVICES INC
May 20, 2025	Warranty Deed, Transfer · Stand-Alone First Mortgage LOANDEPOT.COM LLC
Apr 14, 2021	Warranty Deed, Transfer · Stand-Alone First Mortgage FIRST REPUBLIC BANK

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 20, 2025 · Amount on Record
Deed Sale	May 20, 2025 · Amount on Record
Prior Sale	Apr 14, 2021 · Amount on Record
Deed Document Number	202569
Deed Book / Page	8436 / 134
Record Updated	Sep 20, 2026

August 2024: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	GREENWICH CT
Property Address	12 OSEE PL, COS COB, CT 06807-2307
Transaction Type	Mortgage
Record Updated	Jan 21, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	008356-111
Date	Aug 27, 2024
Book Page	8356/111
Instrument	4826

Lender

Name	HOMEBRIDGE FINANCIAL SERVICES INC
Type	Funding / Finance Company

Agreement

Type	Stand-Alone Refinance
Amount	Amount Recorded
Term	361 Months
Due	Sep 1, 2054

May 2025: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GREENWICH CT
Recording Date	May 20, 2025
Property Address	12 OSEE PL, COS COB, CT 06807-2307
Document Number	008436-134
Book / Page	8436 / 134
Instrument Date	May 19, 2025
Instrument	2025-0069
Transaction Type	Transfer
Record Updated	Jan 21, 2026

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 with Right of Survivorship
Address	200 E 21ST ST APT 6B, 6B, NEW YORK, NY 10010-7400

Mortgage

Document Number	0020250070
Date	May 20, 2025
Instrument	2025-0070

Lender

Name	LOANDEPOT.COM LLC
Type	Mortgage Company

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount Recorded

April 2021: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GREENWICH CT
Recording Date	Apr 14, 2021
Property Address	12 OSEE PL, COS COB, CT 06807-2307
Document Number	7868-75
Book / Page	7868 / 75
Instrument Date	Apr 14, 2021
Instrument	3839
Transaction Type	Transfer
Record Updated	May 21, 2021

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	3840
Date	Apr 14, 2021
Instrument	3840

Lender

Name	FIRST REPUBLIC BANK
Type	Bank

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
2025	$11,169.00	$903,700 (-) Land $644,630 Building $259,070	$632,590 Land $451,241 Building $181,349
2024	$11,169.00 (+6.22%)
2023	$10,515.00 (+0.91%)	$903,700 (-) Land $644,630 Building $259,070
2022	$10,420.00	$903,700 Land $644,630 Building $259,070

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

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 96% of the US · lower than 94% 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.

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 328 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Optimum Fiber · Cable	8,000 / 8,000
Verizon Fiber · Fixed Wireless in parts of the area	980 / 880
Starlink Satellite	280 / 30

May also be available: Frontier.

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