421 West Ave, Stamford, CT 06902 Property Records

Stamford City property record for 421 West Ave, Stamford, CT 06902

Property Summary

Property Type	General Industrial
Lot Size	15.5 acres (678,443 sqft)
Owner	Company Name on File
Tax Bill	$452,487 (2025)
Deeds & Mortgages	Aug 2021 Refinance Aug 2021 Refinance
Flood Zone	Zone X (minimal risk)
APN	`3-9624`

Property Details

APN / Parcel Number

Primary APN	`3-9624`
Alternative APNs	`STAM M:003 B:9624` `003-9624`

Interior

Units	2 Units
Basement Area	55,420 sqft
Unfinished Basement	55,420 sqft
Elevator	Elevator

Exterior

Lot Area	678,443 sqft (15.5 acres)
Total Buildings	2 Buildings

Utilities, Heating & Cooling

Cooling System	HVAC

Location & Zoning

Account Number	3-9624
Street Address	421 WEST AVE
City	STAMFORD
State	CT
Zip	06902-6332
Property Category	Industrial
Property Type	Industrial > General Industrial
Local Zoning Code	MG
Legal Block	9624
Jurisdiction	STAMFORD CT
Township / Civil Division	STAMFORD
Census Block Group	3
Census Block	3018
Census Tract	22300

Owner

421 West Ave, an industrial property, is owned by a company.

Source: Stamford City records, as of June 25, 2026

Owner of Record	Company Name on File
Mailing Address	48 RINGS END RD, DARIEN, CT 06820-5824
Owner Type	Company
Vesting	Company

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
Aug 9, 2021	Quit Claim Deed, Transfer · Stand-Alone Refinance THE WASHINGTON TRUST CO OF WESTERLY
Aug 9, 2021	Quit Claim Deed, Transfer · Stand-Alone Refinance THE WASHINGTON TRUST CO OF WESTERLY

Assessor's Deed Record

Deed Names	Name on Deed
Record Updated	Sep 20, 2026

August 2021: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	STAMFORD CT
Recording Date	Aug 9, 2021
Property Address	650 WEST AVE, STAMFORD, CT 06902-6325
Document Number	12772-278
Book / Page	12772 / 278
Instrument Date	Jul 29, 2021
Instrument	2021016510
Transaction Type	Transfer
Record Updated	Aug 26, 2021

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Quitclaim Intrafamily Transfer Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	48 RINGS END RD # D, D, DARIEN, CT 06820-5824

Mortgage

Document Number	12772-281
Date	Aug 9, 2021
Book Page	12772/281
Instrument	2021016511

Lender

Name	THE WASHINGTON TRUST CO OF WESTERLY
Type	Bank

Agreement

Type	Stand-Alone Refinance
Amount	Amount on Record

August 2021: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	STAMFORD CT
Recording Date	Aug 9, 2021
Property Address	421 WEST AVE, STAMFORD, CT 06902-6332
Document Number	012772-278
Book / Page	12772 / 278
Instrument Date	Jul 29, 2021
Instrument	2021016510
Transaction Type	Transfer
Record Updated	Jul 25, 2024

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Quitclaim Intrafamily Transfer Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	48 RINGS END RD # D, D, DARIEN, CT 06820-5824

Mortgage

Document Number	2021016511
Date	Aug 9, 2021
Instrument	2021016511

Lender

Name	THE WASHINGTON TRUST CO OF WESTERLY
Type	Bank

Agreement

Type	Stand-Alone Refinance
Amount	Amount on Record

Tax Assessment & Valuation

The 2025 property tax bill for 421 West Ave was $452,487.

Source: Stamford City assessment roll, as of June 25, 2026

Property Jurisdictions

Type	Name
State	Connecticut
County Subdivision / Municipality	Stamford City
Unified School District	Stamford School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$452,487.00	$18,916,670 Land $8,519,890 Building $10,396,780	$13,241,669 Land $5,963,923 Building $7,277,746
2024	$452,487.00 (+17.78%)
2023	$384,194.00 (-7.25%)	$15,221,640 (-0.16%) Land $8,519,890 Building $6,701,750
2022	$414,243.00	$15,246,330 Land $7,470,340 Building $7,775,990

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

Flood

FEMA maps place 421 West Ave 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 421 West Ave 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 212 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
Starlink Satellite	280 / 30
AT&T Fixed Wireless	100 / 20

May also be available: T-Mobile, Verizon.

Nearby Properties on West Ave

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures