# 764 Classon Avenue, Brooklyn, NY 11238

BBL 3011740037 · Block 1174 · Lot 37 · BIN 3259313  
Canonical page: https://nycpropertyfacts.com/ny/brooklyn/764-classon-avenue-3011740037  
Last updated: 2026-11-05 · Open-item counts as of 2026-11-06

## Summary

764 Classon Avenue (Brooklyn, NY 11238; tax lot BBL 3011740037) is an 8-unit walk-up apartment building (building class C1: walk-up apartments, more than six families, no stores), built around 1910, on a 2,667 sq ft lot zoned R6A. City tax records list the owner as 764 CLASSON AVE HOUSING CORP. The Department of Finance's final market value for tax year 2027 is $2,003,000. As of November 6, 2026, NYC Open Data shows two OATH tickets with an unpaid balance. There was one 311 request in the past 12 months and no 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, “764 Classon Avenue, Brooklyn, NY 11238 (BBL 3011740037)”, data as of 2026-11-06, https://nycpropertyfacts.com/ny/brooklyn/764-classon-avenue-3011740037. Source: NYC Open Data.

## Neighborhood

Prospect Heights: https://nycpropertyfacts.com/ny/brooklyn/neighborhoods/prospect-heights

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

## Open items

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

## Lot & building

- Owner of record: 764 CLASSON AVE HOUSING CORP
- Building class: C1 – Walk-up apartments, more than six families, no stores
- Year built: 1910
- Floors: 5
- Units: 8 residential / 8 total
- Lot area: 2,667 sq ft · Building area: 6,063 sq ft
- Zoning: R6A
- Source: PLUTO (Dept. of City Planning) (https://data.cityofnewyork.us/d/64uk-42ks), data as of 2026-11-07

## Tax assessment

- Tax year 2027 (final roll): market value $2,003,000, assessed value $901,350, 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 |
|---|---|---|---|
| 1990-09-07 | recorded (DEED) | DEED dated 1990-09-07 from GESZONOWICZ, LUDMILA; GERSZONOWICZ, ELIAS to 764 CLASSON AV HOUSNG CP, no price stated ($0). | bnx9-e6tj |
| 1986-12-09 | recorded (DEED) | DEED dated 1986-12-09 from CITY OF NEW YORK to GERSZONOWICZ, ELIAS; GERSZONOWICZ, LUDMILA, no price stated ($0). | bnx9-e6tj |
| 1983-04-21 | recorded (DEED) | DEED dated 1983-04-21 from COMMISSIONER OF FINANCE to NEW YORK CITY, no price stated ($0) for a deed covering 516 lots. | bnx9-e6tj |
| 1980-08-18 | recorded (DEED) | DEED dated 1980-08-18 from CARR DONOVAN to CARR SYBIL; CARR DONOVAN, no price stated ($0). | bnx9-e6tj |
| 1976-03-29 | recorded (DEED) | DEED dated 1976-03-29 from CARR JONATHAN N; BENNETT MAYTHENE to CARR DONAVAN; BENNETT KENNETH, no price stated ($0). | bnx9-e6tj |
| 1967-09-15 | recorded (DEED) | DEED dated 1967-09-15 from ALKO HOME IMPROVEMENTS CO INC to BENNETT MAYPHENE; CARR JONATHAN N, no price stated ($0). | bnx9-e6tj |
| 1966-02-24 | recorded (DEED) | DEED dated 1966-02-24 from GOLDSTEIN LOUIS EXRS OF; GOLDSTEIN, LOUIS O to ALKO HOME IMPROVEMENT CO INC, no price stated ($0) for a deed covering 18 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 |
|---|---|---|---|
| 2007-02-07 | n/a (ISSUED (initial)) | BIS work permit for job 301781828: Plumbing / Plumbing. Issued 2007-02-07, expires 2008-02-07. | ipu4-2q9a |
| 2006-09-12 | n/a (ISSUED (renewal)) | BIS work permit for job 301781828: Alteration. Issued 2006-09-12, expires 2007-06-27. | ipu4-2q9a |
| 2006-02-14 | n/a (ISSUED (initial)) | BIS work permit for job 301781828: Alteration. Issued 2006-02-14, expires 2006-09-14. | ipu4-2q9a |

## Open violations (DOB, ECB, HPD)

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

No records found.

## 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 |
|---|---|---|---|
| 2018-09-21 | open (DEFAULTED · DEFAULTED) | OATH ticket from Police Department: OPEN CONTAINER CONSUMPTION OF ALCOHOL ON STREETS. Unpaid balance $25. Respondent defaulted (did not appear). | jz4z-kudi |
| 2018-08-16 | open (DEFAULTED · DEFAULTED) | OATH ticket from Police Department: OPEN CONTAINER CONSUMPTION OF ALCOHOL ON STREETS. Unpaid balance $25. Respondent defaulted (did not appear). | jz4z-kudi |
| 2026-09-22 | pending (ASSIGNED) | OATH ticket from Pcs - Dohmh: FAIL TO ELIMINATE RODENT INFESTATION SHOWN BY ACTIVE RODENT SIGNS 2ND. Hearing pending. | 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 |
|---|---|---|---|
| 2026-09-20 | closed (Closed) | 311 request to DPR: Maintenance or Facility – Rodent Sighting. | 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 764 CLASSON AVE HOUSING CORP. | 64uk-42ks |
| 1990-09-07 | recorded | Grantee (buyer) on the most recent deed (DEED, 1990-09-07). | 636b-3b5g |
| 2026-09-13 | current_registration | HPD registration contact: Agent Elias Gerszonowicz, business city Brooklyn. | feu5-w2e2 |
| 2026-09-13 | current_registration | HPD registration contact: Shareholder Elias Gerszonowicz, business city Brooklyn. | feu5-w2e2 |
| 2026-09-13 | current_registration | HPD registration contact: HeadOfficer Elias Gerszonowicz, business city Brooklyn. | feu5-w2e2 |
| 2026-09-13 | current_registration | HPD registration contact: Shareholder Ludmila Gerszonowicz, business city Brooklyn. | feu5-w2e2 |
| 2026-09-13 | current_registration | HPD registration contact: Officer Elias Gerszonowicz, business city Brooklyn. | feu5-w2e2 |
| 2026-09-13 | current_registration | HPD registration contact: CorporateOwner (764 CLASSON AVE HOUSING CO), business city Brooklyn. | feu5-w2e2 |
| 2026-09-13 | current_registration | HPD registration contact: SiteManager Elias Gerszonowicz. | 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/3011740037