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50 4th Ave, Brooklyn, NY 11217 Property Records

New York City property record for 50 4th Ave, Brooklyn, NY 11217

Property Summary

Property TypeMixed Use Commercial Office / Residential
Details2,571 sqft · built 1899
Lot Size0.02 acres (857 sqft)
OwnerCompany Name on File
Last Sale$1,950,000 (Mar 2020)
Tax Bill$4,877 (2025)
Deeds & MortgagesMar 2020 Sale & Mortgage
Jan 2017 Transfer
APN00192-0042

Property Details

APN / Parcel Number

Primary APN00192-0042
Alternative APNs
  • 0105001920042
  • 3-00192-0042

Interior

Units6 Units
Stories3 Stories
Building Area2,571 sqft Gross Area
1st Floor Area857 sqft

Exterior

Year BuiltBuilt 1899
Effective Year BuiltEffective 1899
Lot Area857 sqft (0.02 acres)
Lot Dimensions42.8 ft deep x 20 ft wide
View / LotCorner

Location & Zoning

Account Number3-00192-0042
Street Address50 4TH AVE
CityBROOKLYN
StateNY
Zip11217-1927
Property CategoryCommercial
Property TypeCommercial > Office > Mixed Use Commercial Office / Residential
Local Zoning CodeC44D
Legal Block192
Legal Lot Number42
JurisdictionKINGS (BROOKLYN) NY
Township / Civil DivisionBROOKLYN
Census Block Group3
Census Block3001
Census Tract3900

Owner

50 4th Ave, a commercial property, is owned by a company that bought it in March 2020.

Source: New York City records, as of May 4, 2026

Owner of RecordCompany Name on File
Mailing Address709 152ND ST, WHITESTONE, NY 11357-1223
Owner TypeCompany
VestingCompany

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
Mar 20, 2020Deed, Transfer
CATHAY BANK
Jan 24, 2017Quit Claim Deed, Transfer
KONG ABSTRACT

Assessor's Deed Record

Deed NamesName on Deed
Last SaleMar 20, 2020 · Amount on File
Deed SaleMar 20, 2020 · Amount on File
Deed Document Number2020101827
Record UpdatedOct 29, 2026

March 2020: Deed, Transfer

Document TypeDeed
JurisdictionKINGS (BROOKLYN) NY
Recording DateMar 20, 2020
Property Address50 4TH AVE, BROOKLYN, NY 11217-1927
Document Number0000101827
Instrument DateMar 5, 2020
Instrument2020000101827
Transaction TypeTransfer
Record UpdatedJul 9, 2021

Transaction

AmountAmount on Record
DownpaymentDownpayment on Record
Loan-to-Value (LTV)LTV on Record
Tax$0.00
Amount AccuracyFull Amount Stated
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name
Address50 4TH AVE, 50, BROOKLYN, NY 11217-1927

Transferred To (Grantee/Buyer)

NameVerified Name
Address709 152ND ST, WHITESTONE, NY 11357-1223

Mortgage

Document Number0000101828
DateMar 20, 2020
Instrument2020000101828
Lender
NameCATHAY BANK
TypeBank
Agreement
AmountAmount on Record

January 2017: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionKINGS (BROOKLYN) NY
Recording DateJan 24, 2017
Property Address50 4TH AVE, BROOKLYN, NY 11217-1927
Document Number0000030525
Instrument DateJan 12, 2017
Instrument30525
Transaction TypeTransfer
Record UpdatedFeb 1, 2017
Title CompanyKONG ABSTRACT

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address14909 61ST RD FLUSHING NY 113671260, FLUSHING, NY 11367-1260

Tax Assessment & Valuation

The 2025 property tax bill for 50 4th Ave was $4,877, up 5.2% from the year before.

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$202,560 (+17.39%) Land $9,120 Building $193,440$3,376,000 (+17.39%) Land $152,000 Building $3,224,000
2025$4,877.00 (+5.18%)$172,560 Land $9,120 Building $163,440$2,876,000 Land $152,000 Building $2,724,000
2024$4,637.00
2023$4,637.00$120,480 Land $9,120 Building $111,360$2,008,000 Land $152,000 Building $1,856,000

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 50 4th Ave; 1 flood insurance policy is in force nearby.

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

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 50 4th 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 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 1,378 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
Spectrum
Cable · Fiber in parts of the area		1,000 / 1,000
T-Mobile
Fixed Wireless		100 / 20

May also be available: Optimum, Skywire Networks, Starry.

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