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447 E 21st St, Brooklyn, NY 11226 Property Records

New York City property record for 447 E 21st St, Brooklyn, NY 11226

Property Summary

Property TypeTriplex
Details3,600 sqft · built 1965
Lot Size0.044 acres (1,920 sqft)
Owner2 Individual Names on File
Last Sale$745,000 (Aug 2014)
Tax Bill$7,911 (2025)
Deeds & MortgagesApr 2018 Mortgage
Apr 2018 Loan Modification
APN05164-0057

Property Details

APN / Parcel Number

Primary APN05164-0057
Alternative APNs
  • 1603051640057
  • 3-05164-0057

Interior

Units3 Units
Stories3 Stories
Building Area3,600 sqft Living Area
1st Floor Area1,200 sqft

Exterior

Year BuiltBuilt 1965
Effective Year BuiltEffective 1965
Architectural StyleTriplex
Lot Area1,920 sqft (0.044 acres)
Lot Dimensions80 ft deep x 24 ft wide

Location & Zoning

Account Number3-05164-0057
Street Address447 E 21ST ST
CityBROOKLYN
StateNY
Zip11226-8228
Property CategoryResidential
Property TypeResidential > Multi-Unit > Triplex
Local Zoning CodeR6A
Legal Block5164
Legal Lot Number57
JurisdictionKINGS (BROOKLYN) NY
Township / Civil DivisionBROOKLYN
Census Block Group2
Census Block2000
Census Tract51602

Owner

447 E 21st St, a triplex, is owned by two individuals who bought it in August 2014.

Source: New York City records, as of June 9, 2026

Owner of Record2 Individual Names on File
Mailing Address46 PROSPECT PARK SW, BROOKLYN, NY 11215-5915
Owner TypeIndividual

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

DateDocument
Apr 13, 2018Deed of Trust, Mortgage · Conventional Mortgage
FREEDOM MTG
Apr 13, 2018Loan Modification, Mortgage
FREEDOM MTG

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleAug 7, 2014 · Amount on File
Deed SaleAug 7, 2014 · Amount on File
Prior SaleJan 19, 2005 · Amount on File
Deed Document Number2014262512
Prior Transfer DateDec 23, 2005
Prior Transfer Doc0000032560
Record UpdatedOct 29, 2026

April 2018: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionKINGS (BROOKLYN) NY
Property Address447 E 21ST ST, BROOKLYN, NY 11226-8228
Document Number0000151003
Instrument DateApr 13, 2018
Transaction TypeMortgage
Record UpdatedJan 12, 2019
Title CompanyCHICAGO TITLE COMPANY, CHICAGO TITLE INSURANCE COMPAN

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipTenants in Common
Address46 PROSPECT PARK SW BROOKLYN NY 112155915, BROOKLYN, NY 11215-5915

Mortgage

Document Number0000151003
DateMay 7, 2018
Instrument151003
Lender
NameFREEDOM MTG
TypeMortgage Company
AddressMOUNT LAUREL, NJ 08054
Agreement
TypeConventional Mortgage
AmountAmount on Record
Term360 Months
DueMay 6, 2048

April 2018: Loan Modification, Mortgage

Document TypeLoan Modification
JurisdictionKINGS (BROOKLYN) NY
Property Address447 E 21ST ST, BROOKLYN, NY 11226-8228
Document Number0000151004
Instrument DateApr 13, 2018
Transaction TypeMortgage
Record UpdatedNov 16, 2018
Title CompanyCHICAGO TITLE COMPANY, CHICAGO TITLE INS CO

Transferred To (Grantee/Buyer)

NameVerified Name
Address447 E 21ST ST BROOKLYN NY 112266003, BROOKLYN, NY 11226-6003

Mortgage

Document Number0000151004
DateMay 7, 2018
Instrument151004
Lender
NameFREEDOM MTG
TypeMortgage Company
AddressMOUNT LAUREL, NJ 08054
Agreement
AmountAmount on Record
Term360 Months
DueMay 6, 2048

Tax Assessment & Valuation

The 2025 property tax bill for 447 E 21st St was $7,911.

Source: New York City assessment roll, as of May 4, 2026

Property Jurisdictions

TypeName
StateNew York
CountyKings County
MunicipalityNew York City
Unified School DistrictNew York City Department Of Education (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$83,520 Land $24,180 Building $59,340$1,392,000 Land $403,000 Building $989,000
2025$7,911.00
2023$7,062.00$89,640 Land $24,180 Building $65,460$1,494,000 Land $403,000 Building $1,091,000

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

FEMA has no flood map on file for 447 E 21st St; there have been 1 flood claim nearby since 2021.

Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneNot on file
Nearby Flood Policies1 in force
Nearby Flood Claims1 (2021)
Claims Outside the SFHA1 of 1
Most Recent ClaimSep 2021 · Remnants Of Hurricane Ida

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

The area around 447 E 21st 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 RiskNot 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 SystemNEW YORK CITY SYSTEM
serves 8,271,000 people · EPA ID NY7003493
Water SourceSurface water
Last State InspectionDec 2025
Lead10 ppb (2024)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureUncovered finished water reservoir
currently in violation since Feb 2017
Monitoring and ReportingNone
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 1,287 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Verizon
Fiber · Fixed Wireless in parts of the area		2,300 / 2,300
Optimum
Cable · Fiber in parts of the area		940 / 35
T-Mobile
Fixed Wireless		100 / 20

May also be available: Starry.

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