# 824 Classon Avenue, Brooklyn, NY 11238

BBL 3011770034 · Block 1177 · Lot 34 · BIN 3029557  
Canonical page: https://nycpropertyfacts.com/ny/brooklyn/824-classon-avenue-3011770034  
Last updated: 2026-11-07 · Open-item counts as of 2026-11-06

## Summary

824 Classon Avenue (Brooklyn, NY 11238; tax lot BBL 3011770034) is a 10-unit walk-up apartment building (building class C1: walk-up apartments, more than six families, no stores), built around 1920, on a 2,500 sq ft lot zoned R7A. City tax records list the owner as 824 CLASSON HOLDINGS, LLC; per ACRIS, a deed to this owner dated June 16, 2009 lists a price of $630,000. The Department of Finance's final market value for tax year 2027 is $1,582,000. As of November 6, 2026 (limited by DOB Job Application Filings (BIS); other open-item sources were confirmed later), NYC Open Data shows two DOB jobs with a permit issued but no sign-off, one active DOB violation and five OATH tickets with an unpaid balance. There was one 311 request in the past 12 months and four HPD complaints since 2019. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

How to cite: NYC Property Facts, “824 Classon Avenue, Brooklyn, NY 11238 (BBL 3011770034)”, data as of 2026-11-06, https://nycpropertyfacts.com/ny/brooklyn/824-classon-avenue-3011770034. Source: NYC Open Data.

## Neighborhood

Prospect Heights: https://nycpropertyfacts.com/ny/brooklyn/11238

- Open HPD violations: https://nycpropertyfacts.com/ny/brooklyn/11238/open-hpd-violations
- Active DOB violations: https://nycpropertyfacts.com/ny/brooklyn/11238/active-dob-violations
- Active ECB violations: https://nycpropertyfacts.com/ny/brooklyn/11238/active-ecb-violations
- Open DOB jobs: https://nycpropertyfacts.com/ny/brooklyn/11238/open-dob-jobs
- Unpaid OATH tickets: https://nycpropertyfacts.com/ny/brooklyn/11238/unpaid-oath-tickets

## ZIP

Brooklyn 11238: https://nycpropertyfacts.com/ny/brooklyn/11238

## Nearby properties

Ordered by map distance among lots on this street within 40 house numbers and on this tax block within 15 lot numbers.

- 820 Classon Avenue (24 ft): https://nycpropertyfacts.com/ny/brooklyn/820-classon-avenue-3011770033
- 820 Classon Avenue (24 ft): https://nycpropertyfacts.com/ny/brooklyn/820-classon-avenue-3011777502
- 828 Classon Avenue (25 ft): https://nycpropertyfacts.com/ny/brooklyn/828-classon-avenue-3011770035
- 832 Classon Avenue (51 ft): https://nycpropertyfacts.com/ny/brooklyn/832-classon-avenue-3011777501
- 810 Classon Avenue (62 ft): https://nycpropertyfacts.com/ny/brooklyn/810-classon-avenue-3011770031
- 836 Classon Avenue (90 ft): https://nycpropertyfacts.com/ny/brooklyn/836-classon-avenue-3011770038
- 449 Lincoln Place (77 ft): https://nycpropertyfacts.com/ny/brooklyn/449-lincoln-place-3011770037
- 447 Lincoln Place (81 ft): https://nycpropertyfacts.com/ny/brooklyn/447-lincoln-place-3011770039

## Open items

| Item | Count |
|---|---|
| Open DOB jobs (permit issued, not signed off) | 2 |
| Active DOB violations | 1 |
| Active ECB violations | 0 |
| Open HPD violations | 0 |
| OATH tickets with unpaid balance | 5 |

## Lot & building

- Owner of record: 824 CLASSON HOLDINGS, LLC
- Building class: C1 – Walk-up apartments, more than six families, no stores
- Year built: 1920
- Floors: 6
- Units: 10 residential / 10 total
- Lot area: 2,500 sq ft · Building area: 8,500 sq ft
- Zoning: R7A
- Source: PLUTO (Dept. of City Planning) (https://data.cityofnewyork.us/d/64uk-42ks), city dataset updated 2026-08-24; last loaded 2026-11-07

## Tax assessment

- Tax year 2027 (final roll): market value $1,582,000, assessed value $711,900, tax class 2B
- Source: DOF Property Valuation and Assessment Data (https://data.cityofnewyork.us/d/8y4t-faws)

## Sales & deeds (ACRIS)

Deeds recorded with the City Register. amount 0 usually means a non-market transfer. lots_in_deed > 1 means the price covers several lots.

| Date | Status | Description | Source |
|---|---|---|---|
| 2023-01-10 | recorded (DEED) | DEED dated 2023-01-10 from 824 CLASSON, LLC to 824 CLASSON HOLDINGS, LLC, no price stated ($0). | bnx9-e6tj |
| 2015-10-19 | recorded (CORRD) | CORRD dated 2015-10-19 from 824 CLASSON TRUST; SINAY, AS TRUSTEE, SOL to 824 CLASSON LLC, no price stated ($0). | bnx9-e6tj |
| 2015-05-20 | recorded (DEED) | DEED dated 2015-05-20 from 824 CLASSON LLC to SOL SINAY-TRUSTEE; 824 CLASSON TRUST, no price stated ($0). | bnx9-e6tj |
| 2009-06-16 | recorded (DEED) | DEED dated 2009-06-16 from NEIGHBORHOOD PARTNERSHIP HOUSING DEVELOPMENT FUND to 824 CLASSON LLC, stated price $630,000. | bnx9-e6tj |
| 1997-06-26 | recorded (DEED) | DEED dated 1997-06-26 from NYC HPD to NEIGHBORHOOD PARTNERSHIP HOUSING DEVELOPMENT FUND, no price stated ($0) for a deed covering 4 lots. | bnx9-e6tj |
| 1979-04-18 | recorded (DEED) | DEED dated 1979-04-18 from COMMISSIONER OF FINACNE OF THE CITY OF NEW YORK; COMMISSIONER OF FINANACE OF THE CITY OF NEW YORK; COMMISSIONER OF FIANNCE OF THE CITY OF NEW YORK; COMMISSIONER OF FINANCE OF CITY OF NEW YORK; ADMINISTRATOR OF FINANCE OF THE CITY OF NEW YORK; FINANCE ADMIN; COMMISSIONER OF FINANCE OF THE CITY OF NEW YORK `; COMMISSIONER OF FINANCE OF THE CITY OF NY; COMMISSIONER OF FINANCE OF TH CITY OF NEW YORK; COMMISSIOENR OF FINANCE OF THE CITY OF NEW YORK; COMMISSIONER OF FINANCE OF THE CITY O FNE WYORK; COMMISSIONER OF FINANCE OF THE CITY OF NEW YORK; COMMISSIONER OF FINACE OF THE CITY OF NEW YORK; FINANCE ADMINISTRATOR OF THE CITY OF NEW YORK; COMMISSIONER OF FIANCE OF THE CITY OF NEW YORK to THE CITY OFNEW YORK; THE CITY OF NEWY ORK; THE CITY OF NEW  YORK; THE CITY OF NEW YORK; CITY OF NY, no price stated ($0) for a deed covering 2895 lots. | bnx9-e6tj |

## Open DOB jobs and recent work permits

A DOB "job" is an application to do construction work. status "open" = a permit was issued but DOB has no record of final sign-off. Work permits are listed with type "work_permit" and their DOB permit status (they are not counted as open items).

| Date | Status | Description | Source |
|---|---|---|---|
| 2000-03-13 | open (PERMIT ISSUED - PARTIAL JOB) | BIS job 301006685 (A1 – Major alteration (changes use, egress or occupancy)): PERMIT ISSUED - PARTIAL JOB — permit issued, no sign-off on record. New kitchens, baths, Partition changes and miscellaneous repairs. No increase in bulk, no change in use. Obtain new C of O. | ic3t-wcy2 |
| 1996-08-21 | open (PERMIT ISSUED - ENTIRE JOB/WORK) | BIS job 300543927 (A1 – Major alteration (changes use, egress or occupancy)): PERMIT ISSUED - ENTIRE JOB/WORK — permit issued, no sign-off on record. MODERATE RENOVATION TO BUILDING WORK INC LUDES CONSTRUCTION OF NEW FLOOR WALLS CEILINGS,PARTITIONS,BATHROOMS,KITC HENS,AND ELECTRICAL WORK. | ic3t-wcy2 |
| 2022-05-06 | n/a (Signed-off) | DOB NOW work permit for job B00299074-I1: Sprinklers — SPRINKLER SPECIFICATIONS FILED IN CONJUNCTION WITH ALT1 # 320889990.. Issued 2022-05-06, expires 2022-09-05. | rbx6-tga4 |
| 2021-11-03 | n/a (ISSUED (renewal)) | BIS work permit for job 320889990: Alteration. Issued 2021-11-03, expires 2022-08-21. | ipu4-2q9a |
| 2021-10-20 | n/a (ISSUED (renewal)) | BIS work permit for job 320889990: Construction equipment (scaffold, fence, shed) / Construction equipment. Issued 2021-10-20, expires 2022-10-20. | ipu4-2q9a |
| 2020-10-29 | n/a (ISSUED (renewal)) | BIS work permit for job 320889990: Construction equipment (scaffold, fence, shed) / Construction equipment. Issued 2020-10-29, expires 2021-10-29. | ipu4-2q9a |
| 2020-07-29 | n/a (Signed-off) | DOB NOW work permit for job B00299074-I1: Sprinklers — SPRINKLER SPECIFICATIONS FILED IN CONJUNCTION WITH ALT1 # 320889990.. Issued 2020-07-29, expires 2021-07-20. | rbx6-tga4 |
| 2020-07-27 | n/a (Signed-off) | DOB NOW work permit for job B00299088-I1: Plumbing — PLUMBING SPECIFICATIONS FILED IN CONJUNCTION WITH ALT 320889990.. Issued 2020-07-27, expires 2021-07-20. | rbx6-tga4 |
| 2020-07-16 | n/a (Signed-off) | DOB NOW work permit for job B00299105-I1: Mechanical Systems — MECHANICAL SPECIFICATION FILED IN CONJUNCTION WITH ALT1 #320889990.. Issued 2020-07-16, expires 2021-02-21. | rbx6-tga4 |
| 2020-02-21 | n/a (ISSUED (renewal)) | BIS work permit for job 320889990: Alteration. Issued 2020-02-21, expires 2021-02-20. | ipu4-2q9a |
| 2020-01-10 | n/a (Signed-off) | DOB NOW work permit for job B00292959-I1: Supported Scaffold — INSTALLATION OF PIPE SCAFFOLD AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.. Issued 2020-01-10, expires 2021-01-10. | rbx6-tga4 |
| 2020-01-10 | n/a (Signed-off) | DOB NOW work permit for job B00292945-I1: Sidewalk Shed — INSTALLATION OF SIDEWALK SHED AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.. Issued 2020-01-10, expires 2021-01-10. | rbx6-tga4 |
| 2019-12-12 | n/a (ISSUED (renewal)) | BIS work permit for job 320889990: Foundation. Issued 2019-12-12, expires 2020-02-21. | ipu4-2q9a |
| 2019-12-12 | n/a (ISSUED (renewal)) | BIS work permit for job 320889990: Alteration. Issued 2019-12-12, expires 2020-02-21. | ipu4-2q9a |
| 2019-12-12 | n/a (ISSUED (renewal)) | BIS work permit for job 320889990: Foundation. Issued 2019-12-12, expires 2020-02-21. | ipu4-2q9a |
| 2019-11-22 | n/a (ISSUED (renewal)) | BIS work permit for job 320889990: Construction equipment (scaffold, fence, shed) / Construction equipment. Issued 2019-11-22, expires 2020-11-21. | ipu4-2q9a |
| 2017-06-14 | n/a (ISSUED (initial)) | BIS work permit for job 320889990: Construction equipment (scaffold, fence, shed) / Construction equipment. Issued 2017-06-14, expires 2018-06-14. | ipu4-2q9a |
| 2017-06-14 | n/a (ISSUED (initial)) | BIS work permit for job 320889990: Alteration. Issued 2017-06-14, expires 2017-10-07. | ipu4-2q9a |
| 2017-06-14 | n/a (ISSUED (initial)) | BIS work permit for job 320889990: Foundation. Issued 2017-06-14, expires 2017-10-07. | ipu4-2q9a |
| 2017-06-14 | n/a (ISSUED (initial)) | BIS work permit for job 320889990: Foundation. Issued 2017-06-14, expires 2017-10-07. | ipu4-2q9a |

Showing 20 of 40. Full list: https://nycpropertyfacts.com/api/v1/property/3011770034/permits

## Open violations (DOB, ECB, HPD)

status "open" = DOB violation category is ACTIVE, ECB violation status is ACTIVE, or HPD violation status is Open.

| Date | Status | Description | Source |
|---|---|---|---|
| 1993-08-16 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED). Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |

## OATH tickets with unpaid balance or pending

status "open" = balance due > $0 after a decision (cases awaiting a hearing are "pending"). default=true means the respondent did not appear.

| Date | Status | Description | Source |
|---|---|---|---|
| 2025-06-12 | open (DOCKETED · IN VIOLATION) | OATH ticket from Fire Department Of Nyc: FIRE PROTECTION SYSTEMS:FAIL TO PREVENT UNNECESSARY UNWARRANTED ALARMS. Unpaid balance $935. | jz4z-kudi |
| 2022-12-02 | open (DEFAULTED · DEFAULTED) | OATH ticket from Pcs - Dohmh: FAIL TO ELIMINATE RODENT INFESTATION SHOWN BY ACTIVE RODENT SIGNS 1ST. Unpaid balance $600. Respondent defaulted (did not appear). | jz4z-kudi |
| 2022-03-17 | open (DEFAULTED · DEFAULTED) | OATH ticket from Pcs - Dohmh: FAIL TO ELIMINATE CONDITIONS CONDUCIVE TO RODENT-DEBRIS,VEGETATION 1ST. Unpaid balance $600. Respondent defaulted (did not appear). | jz4z-kudi |
| 2017-05-08 | open (HEARING COMPLETED · IN VIOLATION) | OATH ticket from Pcs - Dohmh: FAIL TO ELIMINATE RODENT INFESTATION SHOWN BY ACTIVE RODENT SIGNS 1ST. Unpaid balance $300. | jz4z-kudi |
| 2011-11-02 | open (DEFAULTED · DEFAULTED) | OATH ticket from Pcs - Dohmh: FAIL TO ELIMINATE RODENT INFESTATION SHOWN BY ACTIVE RODENT SIGNS 1ST. Unpaid balance $600. Respondent defaulted (did not appear). | jz4z-kudi |

## Complaints (HPD since 2019, 311 last 12 months)

Complaints are reports, not violations. status mirrors the published complaint / request status.

| Date | Status | Description | Source |
|---|---|---|---|
| 2025-06-03 | closed (CLOSE) | HPD complaint (apt 1L): Door/Window – Door. An HPD Inspector was not able to gain access to inspect this complaint. The Inspector left a card at the time of the inspection and a letter was sent from HPD after the inspection attempt to encourag… | ygpa-z7cr |
| 2025-06-03 | closed (CLOSE) | HPD complaint (apt 1L): Door/Window – Door. HPD attempted to conduct an inspection in response to this complaint, but was unable to complete the inspection. Please submit a new service request with 311 if the condition still exists. For more i… | ygpa-z7cr |
| 2024-07-11 | closed (CLOSE) | HPD complaint (apt 4R): Door/Window – Door. The Department of Housing Preservation and Development contacted an occupant of the apartment and verified that the following conditions were corrected. The complaint has been closed. If the conditio… | ygpa-z7cr |
| 2024-07-11 | closed (CLOSE) | HPD complaint (apt 4R): Door/Window – Door. The Department of Housing Preservation and Development was not able to gain access to inspect the following conditions. The complaint has been closed. If the condition still exists, please file a new… | ygpa-z7cr |
| 2026-05-26 | closed (Closed) | 311 request to NYPD: Noise - Street/Sidewalk – Loud Music/Party. | erm2-nwe9 |

## Owners & contacts

Owner of record comes from city tax records (PLUTO) and can lag behind recent sales.

| Date | Status | Description | Source |
|---|---|---|---|
| 2026-08-24 | current | City tax records (PLUTO) list the owner as 824 CLASSON HOLDINGS, LLC. | 64uk-42ks |
| 2023-01-10 | recorded | Grantee (buyer) on the most recent deed (DEED, 2023-01-10). | 636b-3b5g |
| 2026-08-28 | current_registration | HPD registration contact: HeadOfficer Lazer Waldman, business city Brooklyn. | feu5-w2e2 |
| 2026-08-28 | current_registration | HPD registration contact: SiteManager Mark Halpern. | feu5-w2e2 |
| 2026-08-28 | current_registration | HPD registration contact: CorporateOwner (824 CLASSON LLC), business city Brooklyn. | feu5-w2e2 |
| 2026-08-28 | current_registration | HPD registration contact: Agent Mark Halpern, business city Brooklyn. | feu5-w2e2 |

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Independent site. Data from NYC Open Data; not affiliated with the City of New York. Not a title search or official record; verify with the issuing agency. JSON: https://nycpropertyfacts.com/api/v1/property/3011770034