# 391 Classon Avenue, Brooklyn, NY 11238

BBL 3019530003 · Block 1953 · Lot 3 · BIN 3055768  
Canonical page: https://nycpropertyfacts.com/ny/brooklyn/391-classon-avenue-3019530003  
Last updated: 2026-10-31 · Open-item counts as of 2026-10-31

## Summary

391 Classon Avenue (Brooklyn, NY 11238; tax lot BBL 3019530003) is a 3-unit walk-up apartment building (building class C0: three-family walk-up), built around 1905, on a 913 sq ft lot zoned R6B. City tax records list the owner as 391 CLASSON AVE LLC; per ACRIS, a deed to this owner dated January 15, 2014 lists a price of $1,650,000. The Department of Finance's final market value for tax year 2027 is $2,298,000. As of October 31, 2026, NYC Open Data shows one OATH ticket with an unpaid balance. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

How to cite: NYC Property Facts, “391 Classon Avenue, Brooklyn, NY 11238 (BBL 3019530003)”, data as of 2026-10-31, https://nycpropertyfacts.com/ny/brooklyn/391-classon-avenue-3019530003. Source: NYC Open Data.

## 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 | 1 |

## Lot & building

- Owner of record: 391 CLASSON AVE LLC
- Building class: C0 – Three-family walk-up
- Year built: 1905
- Floors: 2
- Units: 3 residential / 3 total
- Lot area: 913 sq ft · Building area: 2,565 sq ft
- Zoning: R6B
- Source: PLUTO (Dept. of City Planning) (https://data.cityofnewyork.us/d/64uk-42ks), data as of 2026-11-04

## Tax assessment

- Tax year 2027 (final roll): market value $2,298,000, assessed value $137,880, tax class 1
- 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 |
|---|---|---|---|
| 2014-01-15 | recorded (DEED) | DEED dated 2014-01-15 from OAKES, BRIAN; MACDONALD, HANNAH to 391 CLASSON AVE LLC, stated price $1,650,000. | bnx9-e6tj |
| 2008-05-01 | recorded (DEED) | DEED dated 2008-05-01 from PERKINS, KATHLEEN to MACDONALD, HANNAH; OAKES, BRIAN, stated price $1,207,000. | bnx9-e6tj |
| 2007-11-02 | recorded (DEED) | DEED dated 2007-11-02 from JEANNE H. FLATEAU; FLATEAU, ALICE F to PERKINS, KATHLEEN, stated price $865,000. | bnx9-e6tj |
| 1997-09-16 | recorded (DEED) | DEED dated 1997-09-16 from FLATEAU, JEANNE H; FLATEAU, SIDNEY J to FLATEAU, JEANNE H, no price stated ($0). | bnx9-e6tj |
| 1979-06-14 | recorded (DEED) | DEED dated 1979-06-14 from FLATEAU SIDNEY J to FLATEAU SIDNEY J; FLATEAU JEANNE H, no price stated ($0). | 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 |
|---|---|---|---|
| 2024-02-05 | n/a (Signed-off) | DOB NOW work permit for job B00457689-I1: Sprinklers — Install New Sprinkler System throughout building. Filed in conjunction with Renovation and Addition to existing 2-Family Residence.. Issued 2024-02-05, expires 2024-04-14. | rbx6-tga4 |
| 2024-01-12 | n/a (Signed-off) | DOB NOW work permit for job B00457274-I1: Plumbing — Plumbing Work in conjunction with Vertical and Horizontal Addition to Existing 2-Family. Demolish all existing plumbing pipes to incoming services. Install new…. Issued 2024-01-12, expires 2024-11-12. | rbx6-tga4 |
| 2023-11-14 | n/a (ISSUED (renewal)) | BIS work permit for job 322093275: Alteration. Issued 2023-11-14, expires 2024-11-13. | ipu4-2q9a |
| 2023-10-25 | n/a (Signed-off) | DOB NOW work permit for job B00950718-I1: Sidewalk Shed — INSTALLATION OF NEW SIDEWALK SHED WITH PIPE SCAFFOLD AT 391 CLASSON AVENUE, BROOKLYN AS INDICATED ON PLANS. THERE WILL BE NO CHANGE IN THE USE, EGRESS, OR OCCU…. Issued 2023-10-25, expires 2024-09-17. | rbx6-tga4 |
| 2023-10-25 | n/a (Signed-off) | DOB NOW work permit for job B00950718-I1: Supported Scaffold — INSTALLATION OF NEW SIDEWALK SHED WITH PIPE SCAFFOLD AT 391 CLASSON AVENUE, BROOKLYN AS INDICATED ON PLANS. THERE WILL BE NO CHANGE IN THE USE, EGRESS, OR OCCU…. Issued 2023-10-25, expires 2024-09-17. | rbx6-tga4 |
| 2023-10-25 | n/a (Signed-off) | DOB NOW work permit for job B00950718-I1: Sidewalk Shed — INSTALLATION OF NEW SIDEWALK SHED WITH PIPE SCAFFOLD AT 391 CLASSON AVENUE, BROOKLYN AS INDICATED ON PLANS. THERE WILL BE NO CHANGE IN THE USE, EGRESS, OR OCCU…. Issued 2023-10-25, expires 2024-09-17. | rbx6-tga4 |
| 2023-10-25 | n/a (Signed-off) | DOB NOW work permit for job B00950718-I1: Supported Scaffold — INSTALLATION OF NEW SIDEWALK SHED WITH PIPE SCAFFOLD AT 391 CLASSON AVENUE, BROOKLYN AS INDICATED ON PLANS. THERE WILL BE NO CHANGE IN THE USE, EGRESS, OR OCCU…. Issued 2023-10-25, expires 2024-09-17. | rbx6-tga4 |
| 2023-10-23 | n/a (Signed-off) | DOB NOW work permit for job B00460070-I1: General Construction — GENERAL CONSTRUCTION FOR VERTICAL & HORIZONTAL ENLARGEMENT TO EXISTING 2-FAMILY BUILDING. FILED IN CONJUNCTION W/ BIS NO WORK ALT-1 APPLICATION 000000000 FOR C…. Issued 2023-10-23, expires 2024-10-18. | rbx6-tga4 |
| 2023-08-07 | n/a (Signed-off) | DOB NOW work permit for job B00459598-I1: Foundation — FOUNDATION WORK FILED IN CONJUNCTION WITH PROPOSED VERTICAL AND HORIZONTAL ENLARGEMENT TO 2-FAMILY RESIDENCE, INCLUDING LOWERING OF CELLAR SLAB TO INCREASE CEL…. Issued 2023-08-07, expires 2024-05-23. | rbx6-tga4 |
| 2023-08-07 | n/a (Signed-off) | DOB NOW work permit for job B00459598-I1: Earth Work — FOUNDATION WORK FILED IN CONJUNCTION WITH PROPOSED VERTICAL AND HORIZONTAL ENLARGEMENT TO 2-FAMILY RESIDENCE, INCLUDING LOWERING OF CELLAR SLAB TO INCREASE CEL…. Issued 2023-08-07, expires 2024-05-23. | rbx6-tga4 |
| 2023-08-04 | n/a (Signed-off) | DOB NOW work permit for job B00459598-I1: Foundation — FOUNDATION WORK FILED IN CONJUNCTION WITH PROPOSED VERTICAL AND HORIZONTAL ENLARGEMENT TO 2-FAMILY RESIDENCE, INCLUDING LOWERING OF CELLAR SLAB TO INCREASE CEL…. Issued 2023-08-04, expires 2024-05-23. | rbx6-tga4 |
| 2023-08-04 | n/a (Signed-off) | DOB NOW work permit for job B00457723-I1: Construction Fence — Install Temporary Construction Fence in conjunction with Vertical and Horizontal Addition to existing 2-Family.. Issued 2023-08-04, expires 2024-05-23. | rbx6-tga4 |
| 2023-08-04 | n/a (Signed-off) | DOB NOW work permit for job B00456616-I1: Mechanical Systems — MECHANICAL WORK FILED IN CONJUNCTION WITH HORIZONTAL AND VERTICAL ADDITION TO EXISTING 2-FAMILY RESIDENCE. DEMOLISH AND REMOVE ALL EXISTING HVAC SYSTEMS. INSTA…. Issued 2023-08-04, expires 2024-08-04. | rbx6-tga4 |
| 2023-08-04 | n/a (Signed-off) | DOB NOW work permit for job B00459598-I1: Earth Work — FOUNDATION WORK FILED IN CONJUNCTION WITH PROPOSED VERTICAL AND HORIZONTAL ENLARGEMENT TO 2-FAMILY RESIDENCE, INCLUDING LOWERING OF CELLAR SLAB TO INCREASE CEL…. Issued 2023-08-04, expires 2024-05-23. | rbx6-tga4 |
| 2023-08-04 | n/a (Signed-off) | DOB NOW work permit for job B00455177-I1: Structural — STRUCTURAL FRAMING WORK FILED IN CONJUNCTION WITH HORIZONTAL AND VERTICAL ADDITION. REINFORCE EXISTING STRUCTURAL FRAME AND NEW FRAME FOR 2-STORY HORIZONTAL AD…. Issued 2023-08-04, expires 2024-05-23. | rbx6-tga4 |
| 2022-11-28 | n/a (Signed-off) | DOB NOW work permit for job B00457689-I1: Sprinklers — Install New Sprinkler System throughout building. Filed in conjunction with Renovation and Addition to existing 2-Family Residence.. Issued 2022-11-28, expires 2023-11-28. | rbx6-tga4 |
| 2022-11-28 | n/a (Signed-off) | DOB NOW work permit for job B00457274-I1: Plumbing — Plumbing Work in conjunction with Vertical and Horizontal Addition to Existing 2-Family. Demolish all existing plumbing pipes to incoming services. Install new…. Issued 2022-11-28, expires 2023-11-28. | rbx6-tga4 |
| 2022-10-14 | n/a (Signed-off) | DOB NOW work permit for job B00460070-I1: General Construction — GENERAL CONSTRUCTION FOR VERTICAL & HORIZONTAL ENLARGEMENT TO EXISTING 2-FAMILY BUILDING. FILED IN CONJUNCTION W/ BIS NO WORK ALT-1 APPLICATION 000000000 FOR C…. Issued 2022-10-14, expires 2023-10-14. | rbx6-tga4 |
| 2022-10-14 | n/a (ISSUED (renewal)) | BIS work permit for job 322093275: Alteration. Issued 2022-10-14, expires 2023-10-14. | ipu4-2q9a |
| 2022-07-25 | n/a (Signed-off) | DOB NOW work permit for job B00459598-I1: Earth Work — FOUNDATION WORK FILED IN CONJUNCTION WITH PROPOSED VERTICAL AND HORIZONTAL ENLARGEMENT TO 2-FAMILY RESIDENCE, INCLUDING LOWERING OF CELLAR SLAB TO INCREASE CEL…. Issued 2022-07-25, expires 2023-07-25. | rbx6-tga4 |

Showing 20 of 42. Full list: https://nycpropertyfacts.com/api/v1/property/3019530003/permits

## 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 |
|---|---|---|---|
| 2008-04-21 | open (DEFAULTED · DEFAULTED) | OATH ticket from Sanitation Others: DIRTY SIDEWALK DIRTY AREA. Unpaid balance $130. 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.

No records found.

## 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 391 CLASSON AVE LLC. | 64uk-42ks |
| 2014-01-15 | recorded | Grantee (buyer) on the most recent deed (DEED, 2014-01-15). | 636b-3b5g |

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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/3019530003