4 Seitz Ln, Cos Cob, CT 06807 Property Records

Greenwich Town property record for 4 Seitz Ln, Cos Cob, CT 06807

Property Summary

Property Type	Single Family Home
Details	4 bd · 1.5 ba · 1,548 sqft · built 1938
Lot Size	0.12 acres (5,227 sqft)
Owner	2 Individual Names on Record
Last Sale	$650,000 (Jan 2020)
Tax Bill	$6,504 (2025)
Deeds & Mortgages	Jan 2020 Sale & Refinance
Flood Zone	Zone X (minimal risk)
APN	`08-1576S`

Property Details

APN / Parcel Number

Primary APN	`08-1576S`
Alternative APNs	`GREE M:08 B:1576/S` `365/145`

Interior

Bedrooms	4 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	10 Rooms
Stories	2 Stories
Building Area	1,548 sqft Living Area
Basement Area	756 sqft
Unfinished Basement	756 sqft

Exterior

Year Built	Built 1938
Effective Year Built	Effective 1960
Architectural Style	Conventional
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	5,227 sqft (0.12 acres)
Garage Type	Detached
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Gas

Location & Zoning

Account Number	365/145
Street Address	4 SEITZ LN
City	COS COB
State	CT
Zip	06807-2145
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R-6
Legal Block	1576/S
Jurisdiction	GREENWICH CT
Township / Civil Division	GREENWICH
Census Block Group	2
Census Block	2006
Census Tract	10202

Owner

Source: Greenwich Town records, as of June 25, 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	274 TACONIC RD, GREENWICH, CT 06831-3143
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jan 27, 2020 · Amount on Record
Deed Sale	Jan 27, 2020 · Amount on Record
Deed Document Number	2020758
Deed Book / Page	7618 / 175
Record Updated	Sep 20, 2026

January 2020: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GREENWICH CT
Recording Date	Jan 27, 2020
Property Address	4 SEITZ LN, COS COB, CT 06807-2145
Document Number	7618-175
Book / Page	7618 / 175
Instrument Date	Jan 17, 2020
Instrument	758
Transaction Type	Transfer
Record Updated	Jun 28, 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 with Right of Survivorship
Address	274 TACONIC RD, GREENWICH, CT 06831-3143

Mortgage

Document Number	7618-177
Date	Jan 27, 2020
Book Page	7618/177
Instrument	759

Lender

Name	WELLS FARGO BANK NA
Type	Bank

Agreement

Type	Stand-Alone Refinance
Amount	Amount Recorded
Term	181 Months
Due	Feb 1, 2035

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	$6,504.00	$526,260 (-) Land $417,830 Building $108,430	$368,382 Land $292,481 Building $75,901
2024	$6,504.00 (+6.21%)
2023	$6,124.00 (+0.92%)	$526,260 (-) Land $417,830 Building $108,430
2022	$6,068.00	$526,260 Land $417,830 Building $108,430

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	Not rated no burnable land within 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 455 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

May also be available: T-Mobile.

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