33 Harold St, Cos Cob, CT 06807 Property Records

Greenwich Town property record for 33 Harold St, Cos Cob, CT 06807

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,708 sqft · built 1953
Lot Size	0.17 acres (7,405 sqft)
Owner	2 Individual Names on File
Last Sale	$857,500 (Aug 2022)
Tax Bill	$7,575 (2025)
Deeds & Mortgages	Aug 2022 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`08-1094S`

Property Details

APN / Parcel Number

Primary APN	`08-1094S`
Alternative APNs	`GREE M:08 B:1094/S` `386/071`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	9 Rooms
Stories	1 Story
Building Area	1,708 sqft Living Area
Basement Area	1,461 sqft
Unfinished Basement	1,461 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1953
Effective Year Built	Effective 1970
Architectural Style	Ranch
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	7,405 sqft (0.17 acres)
Garage Type	Basement
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Hot Water
Heating Fuel	Gas

Location & Zoning

Account Number	386/071
Street Address	33 HAROLD ST
City	COS COB
State	CT
Zip	06807-2132
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R-6
Legal Block	1094/S
Jurisdiction	GREENWICH CT
Township / Civil Division	GREENWICH
Census Block Group	2
Census Block	2007
Census Tract	10202

Owner

33 Harold St is owned and occupied by two individuals who bought it in August 2022.

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

Owner of Record	2 Individual Names on File
Mailing Address	33 HAROLD ST, COS COB, CT 06807-2132
Occupancy	Owner Occupied
Owner Type	Individual

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

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Aug 25, 2022 · Amount on File
Deed Sale	Aug 25, 2022 · Amount on File
Deed Document Number	20227791
Deed Book / Page	8150 / 16
Record Updated	Oct 29, 2026

August 2022: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GREENWICH CT
Recording Date	Aug 25, 2022
Property Address	33 HAROLD ST, COS COB, CT 06807-2132
Document Number	0008150-16
Book / Page	8150 / 16
Instrument Date	Aug 23, 2022
Instrument	7791
Transaction Type	Transfer
Record Updated	Sep 8, 2022

Transaction

Amount	Amount on Record
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
Address	16 KNAPP ST, NORWALK, CT 06854-4234

Mortgage

Document Number	0000007792
Date	Aug 25, 2022
Instrument	7792

Lender

Name	HARVARD UNIVERSITY CREDIT UNION

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate
Rate	4.13%
Type Change Date	Sep 1, 2029
Max Rate At Change	2.75%
Index	1-Year CMT

Tax Assessment & Valuation

The 2025 property tax bill for 33 Harold St was $7,575.

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	$7,575.00	$612,920 Land $446,600 Building $166,320	$429,044 Land $312,620 Building $116,424
2024	$7,575.00 (+6.21%)
2023	$7,132.00 (+0.92%)	$612,920 (-) Land $446,600 Building $166,320
2022	$7,067.00	$612,920 Land $446,600 Building $166,320

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 33 Harold St in Zone X, an area of minimal flood risk.

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

The area around 33 Harold St has no burnable land within ember reach, so its wildfire risk is not rated.

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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