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823 Classon Ave, Apt 5D, Brooklyn, NY 11238 Property Records

New York City property record for 823 Classon Ave, Apt 5D, Brooklyn, NY 11238

Property Summary

Property TypeCondominium
Details1,100 sqft · built 1925
Lot Size0.149 acres (6,500 sqft)
Owner2 Individual Names on File
Last Sale$1,330,000 (Dec 2021)
Tax Bill$5,608 (2025)
Deeds & MortgagesDec 2021 Sale & Mortgage
APN01178-1131

Property Details

APN / Parcel Number

Primary APN01178-1131
Alternative APN
  • 3-01178-1131

Interior

Units26 Units
Stories8 Stories
Building Area1,100 sqft Living Area

Exterior

Year BuiltBuilt 1925
Effective Year BuiltEffective 1925
Architectural StyleCondo/Apartment
Lot Area6,500 sqft (0.149 acres)
Lot Dimensions100 ft deep x 65 ft wide

Location & Zoning

Account Number3-01178-1131
Street Address823 CLASSON AVE, 5D
CityBROOKLYN
StateNY
Zip11238-6165
Property CategoryResidential
Property TypeResidential > Condominium / Townhouse > Condominium
Local Zoning CodeR7A
Legal SubdivisionPROSPECT CONDO
Legal Block1178
Legal Lot Number1131
JurisdictionKINGS (BROOKLYN) NY
Township / Civil DivisionBROOKLYN
Census Block Group2
Census Block2001
Census Tract21700

Owner

823 Classon Ave, Apt 5D is owned by two individuals who bought it in December 2021.

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

Owner of Record2 Individual Names on File
Mailing Address823 CLASSON AVE, 5D, BROOKLYN, NY 11238-6165
Owner TypeIndividual
VestingIndividual(s)

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 Names2 Names on Deed
Last SaleDec 22, 2021 · Amount on File
Deed SaleDec 22, 2021 · Amount on File
Prior SaleJun 7, 2011 · Amount on File
Deed Document Number2021503578
Record UpdatedJun 8, 2026

December 2021: Deed, Transfer

Document TypeDeed
JurisdictionKINGS (BROOKLYN) NY
Recording DateDec 22, 2021
Property Address823 CLASSON AVE APT 5D, 5D, BROOKLYN, NY 11238-6165
Document Number0000503578
Instrument DateDec 3, 2021
Instrument2021000503578
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
Address367 GRAND AVE # 2, 367, BROOKLYN, NY 11238-2405

Transferred To (Grantee/Buyer)

NameVerified Name
Address823 CLASSON AVE APT 5D, 5D, BROOKLYN, NY 11238-6165

Mortgage

Document Number0000503584
DateDec 22, 2021
Instrument2021000503584
Lender
NameMERS
Agreement
AmountAmount on Record

Tax Assessment & Valuation

The 2025 property tax bill for 823 Classon Ave, Apt 5D was $5,608.

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$90,767 Land $9,547 Building $81,220$201,705 Land $21,216 Building $180,489
2025$5,608.00
2023$2,095.00 Additional exemption filed$80,540 Land $9,547 Building $70,993$178,978 Land $21,216 Building $157,762

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 823 Classon Ave, Apt 5D.

Source: FEMA National Flood Hazard Layer

FEMA Flood ZoneNot on file

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

The area around 823 Classon Ave, Apt 5D 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 294 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
Starry
Fixed Wireless		500 / 100
T-Mobile
Fixed Wireless		100 / 20

May also be available: Spectrum.

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