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663 Classon Ave, #6, Brooklyn, NY 11238 Property Records

New York City property record for 663 Classon Ave, #6, Brooklyn, NY 11238

Property Summary

Property TypeMixed Use Commercial Office / Residential
Details6,500 sqft · built 1931
Lot Size0.051 acres (2,200 sqft)
Owner2 Company Names on File
Last Sale$22,072,796 (Jul 2021)
Tax Bill$772 (2025)
Deeds & MortgagesNov 2021 Mortgage
Jul 2021 Sale & Mortgage
+ 2 more
APN01142-0002

Property Details

APN / Parcel Number

Primary APN01142-0002
Alternative APNs
  • 0407011420002
  • 3-01142-0002

Interior

Units14 Units
Stories4 Stories
Building Area6,500 sqft Gross Area
1st Floor Area1,625 sqft

Exterior

Year BuiltBuilt 1931
Effective Year BuiltEffective 1931
Lot Area2,200 sqft (0.051 acres)
Lot Dimensions88 ft deep x 25 ft wide

Location & Zoning

Account Number3-01142-0002
Street Address663 CLASSON AVE, 6
CityBROOKLYN
StateNY
Zip11238-3231
Property CategoryCommercial
Property TypeCommercial > Office > Mixed Use Commercial Office / Residential
Local Zoning CodeR6A
Legal Block1142
Legal Lot Number2
JurisdictionKINGS (BROOKLYN) NY
Township / Civil DivisionBROOKLYN
Census Block Group1
Census Block1005
Census Tract30500

Owner

663 Classon Ave, #6 is owned by a company that bought it in July 2021.

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

Owner of Record2 Company Names on File
Mailing Address253 W 35TH ST, 3, NEW YORK, NY 10001-1913
Owner TypeCompany
VestingGovernment

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
Nov 12, 2021Deed of Trust, Mortgage
STERLING NATIONAL BANK
Jul 27, 2021Deed, Transfer
ROCKROSE LLC
Feb 26, 2021Deed, Transfer
Jun 21, 2021Deed, Transfer

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleJul 27, 2021 · Amount on File
Deed SaleJul 27, 2021 · Amount on File
Deed Document Number2021290055
Record UpdatedOct 29, 2026

November 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionKINGS (BROOKLYN) NY
Property Address663 CLASSON AVE # 6, 6, BROOKLYN, NY 11238-3231
Transaction TypeMortgage
Record UpdatedAug 19, 2022

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000447995
DateNov 12, 2021
Instrument2021000447995
Lender
NameSTERLING NATIONAL BANK
Address1 JERICHO PLZ # 33, JERICHO, NY 11753
Agreement
AmountAmount on Record

July 2021: Deed, Transfer

Document TypeDeed
JurisdictionKINGS (BROOKLYN) NY
Recording DateJul 27, 2021
Property Address663 CLASSON AVE # 6, 6, BROOKLYN, NY 11238-3231
Document Number0000290055
Instrument DateJun 24, 2021
Instrument2021000290055
Transaction TypeTransfer
Record UpdatedAug 19, 2022

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
  • Multiple Parcels

Transferred From (Grantor/Seller)

NameVerified Name
Address199 LEE AVE # 693, 199, BROOKLYN, NY 11211-8919

Transferred To (Grantee/Buyer)

NameVerified Name
AddressAS NOMINEE 253 WEST 35TH STREET 3RD FLOOR FL 3RD, 3, NEW YORK, NY 10001-1913
InvestorPossibly a Property Investor

Mortgage

Document Number0000290058
DateJul 27, 2021
Instrument2021000290058
Lender
NameROCKROSE LLC
Agreement
AmountAmount on Record

February 2021: Deed, Transfer

Document TypeDeed
JurisdictionKINGS (BROOKLYN) NY
Recording DateFeb 26, 2021
Property Address663 CLASSON AVE # 6, 6, BROOKLYN, NY 11238-3231
Document Number0000071224
Instrument DateFeb 16, 2021
Instrument2021000071224
Transaction TypeTransfer
Record UpdatedAug 19, 2022

Transaction

Tax$0.00
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name
Address905 MCDONALD AVE, 905, BROOKLYN, NY 11218-5611

Transferred To (Grantee/Buyer)

NameVerified Name
Address905 MCDONALD AVE, BROOKLYN, NY 11218-5611
InvestorPossibly a Property Investor

June 2021: Deed, Transfer

Document TypeDeed
JurisdictionKINGS (BROOKLYN) NY
Recording DateJun 21, 2021
Property Address663 CLASSON AVE # 6, 6, BROOKLYN, NY 11238-3231
Document Number0000234645
Instrument DateFeb 16, 2021
Instrument2021000234645
Transaction TypeTransfer
Record UpdatedAug 19, 2022

Transaction

Tax$0.00
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name
Address905 MCDONALD AVE, 905, BROOKLYN, NY 11218-5611

Transferred To (Grantee/Buyer)

NameVerified Name
Address905 MCDONALD AVE, BROOKLYN, NY 11218-5611

Tax Assessment & Valuation

The 2025 property tax bill for 663 Classon Ave, #6 was $772.

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$873,900 Land $4,500 Building $869,400$1,942,000 Land $10,000 Building $1,932,000
2025$772.00
2023$772.00 Additional exemption filed$1,103,850 Land $4,500 Building $1,099,350$2,453,000 Land $10,000 Building $2,443,000

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

Flood

FEMA has no flood map on file for 663 Classon Ave, #6; 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 663 Classon Ave, #6 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 1,216 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Optimum
Fiber · Cable		8,000 / 8,000
Verizon
Fiber · Fixed Wireless in parts of the area		2,300 / 2,300
Starry
Fixed Wireless · Fiber in parts of the area		800 / 100
T-Mobile
Fixed Wireless		100 / 20

May also be available: Astound Broadband, Skywire Networks, Spectrum.

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