# 266 Blake Avenue, Brownsville, Brooklyn, NY 11212

BBL 3035440135 · Block 3544 · Lot 135 · BIN 3081460  
Canonical page: https://nycpropertyfacts.com/ny/brooklyn/266-blake-avenue-3035440135  
Last updated: 2026-11-08 · Open-item counts as of 2026-11-10

Also recorded as: 213 Osborn St; 213 Osborne St; 220 Watkins St; 213 Osborne; 21369 Osborn St; 2138 Osborn St

## Summary

266 Blake Avenue (Brooklyn, NY 11212; tax lot BBL 3035440135) is a school or educational building (building class W1: educational building (subtype W1)), built around 1930, on a 30,000 sq ft lot zoned R6. City tax records list the owner as NYC DEPARTMENT OF EDUCATION. The Department of Finance's final market value for tax year 2027 is $10,109,000. As of November 10, 2026, NYC Open Data shows 19 DOB jobs with a permit issued but no sign-off, 21 active DOB violations (10 BIS violations and 11 DOB NOW safety violations), three active ECB violations and one OATH ticket with an unpaid balance. There were seven 311 requests in the past 12 months and one HPD complaint 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, “266 Blake Avenue, Brooklyn, NY 11212 (BBL 3035440135)”, data as of 2026-11-10, https://nycpropertyfacts.com/ny/brooklyn/266-blake-avenue-3035440135. Source: NYC Open Data.

## Neighborhood

Brownsville: https://nycpropertyfacts.com/ny/brooklyn/11212

- Open HPD violations: https://nycpropertyfacts.com/ny/brooklyn/11212/open-hpd-violations
- Active DOB violations: https://nycpropertyfacts.com/ny/brooklyn/11212/active-dob-violations
- Active ECB violations: https://nycpropertyfacts.com/ny/brooklyn/11212/active-ecb-violations
- Open DOB jobs: https://nycpropertyfacts.com/ny/brooklyn/11212/open-dob-jobs
- Unpaid OATH tickets: https://nycpropertyfacts.com/ny/brooklyn/11212/unpaid-oath-tickets

## ZIP

Brooklyn 11212: https://nycpropertyfacts.com/ny/brooklyn/11212

## Nearby properties

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

- 251 Blake Avenue (0.16 mi): https://nycpropertyfacts.com/ny/brooklyn/251-blake-avenue-3035430046
- 249 Blake Avenue (0.17 mi): https://nycpropertyfacts.com/ny/brooklyn/249-blake-avenue-3035430047
- 245 Blake Avenue (0.17 mi): https://nycpropertyfacts.com/ny/brooklyn/245-blake-avenue-3035430048
- 243 Blake Avenue (0.17 mi): https://nycpropertyfacts.com/ny/brooklyn/243-blake-avenue-3035430049
- 241 Blake Avenue (0.18 mi): https://nycpropertyfacts.com/ny/brooklyn/241-blake-avenue-3035430001
- 553 Rockaway Avenue (109 ft): https://nycpropertyfacts.com/ny/brooklyn/553-rockaway-avenue-3035440125
- 334 Sutter Avenue (185 ft): https://nycpropertyfacts.com/ny/brooklyn/334-sutter-avenue-3035440150

## Open items

| Item | Count |
|---|---|
| Open DOB jobs (permit issued, not signed off) | 19 |
| Active DOB violations (BIS) | 10 |
| Active DOB safety violations (DOB NOW) | 11 |
| Active ECB violations | 3 |
| Open HPD violations | 0 |
| OATH tickets with unpaid balance | 1 |

## Lot & building

- Owner of record: NYC DEPARTMENT OF EDUCATION
- Building class: W1 – Educational building (subtype W1)
- Year built: 1930
- Floors: 5
- Units: 0 residential / 1 total
- Lot area: 30,000 sq ft · Building area: 150,000 sq ft
- Zoning: R6
- Source: PLUTO (Dept. of City Planning) (https://data.cityofnewyork.us/d/64uk-42ks), city dataset updated 2026-08-24; last loaded 2026-11-10

## Tax assessment

- Tax year 2027 (final roll): market value $10,109,000, assessed value $4,549,050, tax class 4
- 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.

No records found.

## 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 |
|---|---|---|---|
| 2025-02-03 | open (Permit Entire) | DOB NOW job filing B01169171-I1 (Alteration): Permit Entire — permit issued, no sign-off on record. | w9ak-ipjd |
| 2025-01-20 | open (Permit Entire) | DOB NOW job filing B01168683-I1 (Alteration): Permit Entire — permit issued, no sign-off on record. | w9ak-ipjd |
| 2025-01-06 | open (Permit Entire) | DOB NOW job filing B01161229-I1 (Alteration): Permit Entire — permit issued, no sign-off on record. | w9ak-ipjd |
| 2024-11-18 | open (Permit Entire) | DOB NOW job filing B01143315-I1 (Alteration): Permit Entire — permit issued, no sign-off on record. | w9ak-ipjd |
| 2024-11-18 | open (Permit Entire) | DOB NOW job filing B01143319-I1 (Alteration): Permit Entire — permit issued, no sign-off on record. | w9ak-ipjd |
| 2024-01-04 | open (Permit Entire) | DOB NOW job filing B00886970-S4 (Alteration): Permit Entire — permit issued, no sign-off on record. | w9ak-ipjd |
| 2024-01-04 | open (Permit Entire) | DOB NOW job filing B00886970-S5 (Alteration): Permit Entire — permit issued, no sign-off on record. | w9ak-ipjd |
| 2024-01-04 | open (Permit Entire) | DOB NOW job filing B00981748-I1 (Alteration): Permit Entire — permit issued, no sign-off on record. | w9ak-ipjd |
| 2023-06-28 | open (Permit Entire) | DOB NOW job filing B00886970-S2 (Alteration): Permit Entire — permit issued, no sign-off on record. | w9ak-ipjd |
| 2023-06-28 | open (Permit Entire) | DOB NOW job filing B00886970-S3 (Alteration): Permit Entire — permit issued, no sign-off on record. | w9ak-ipjd |
| 2023-06-15 | open (Permit Entire) | DOB NOW job filing B00886970-S1 (Alteration): Permit Entire — permit issued, no sign-off on record. | w9ak-ipjd |
| 2023-06-12 | open (Permit Entire) | DOB NOW job filing B00886970-I1 (Alteration): Permit Entire — permit issued, no sign-off on record. | w9ak-ipjd |
| 2023-03-02 | open (Permit Entire) | DOB NOW job filing B00789934-S4 (Alteration): Permit Entire — permit issued, no sign-off on record. | w9ak-ipjd |
| 2023-03-02 | open (Permit Entire) | DOB NOW job filing B00789934-S2 (Alteration): Permit Entire — permit issued, no sign-off on record. | w9ak-ipjd |
| 2023-02-28 | open (Permit Entire) | DOB NOW job filing B00789934-S1 (Alteration): Permit Entire — permit issued, no sign-off on record. | w9ak-ipjd |
| 2022-09-27 | open (Permit Entire) | DOB NOW job filing B00789934-I1 (Alteration): Permit Entire — permit issued, no sign-off on record. | w9ak-ipjd |
| 2022-10-27 | open (PERMIT ISSUED - ENTIRE JOB/WORK) | BIS job 322054263 (A2 – Alteration with multiple work types (no change to use/occupancy)): PERMIT ISSUED - ENTIRE JOB/WORK — permit issued, no sign-off on record. INTERIOR RENOVATION OF EXISTING BOYS AND GIRLS TOLIET ROOMS 204 & 217 | ic3t-wcy2 |
| 2018-04-26 | open (PERMIT ISSUED - ENTIRE JOB/WORK) | BIS job 302582667 (A2 – Alteration with multiple work types (no change to use/occupancy)): PERMIT ISSUED - ENTIRE JOB/WORK — permit issued, no sign-off on record. CONVERSION OF EXISTING SCIENCE CLASSROOM #324B INTO SCIENCE DEMO LAB INCLUDING FURNITURE REPLACEMENT AND INSTALLATION OF STUDENT'S AND TEACHER'S SINKS WITH ASSOCIATED PIPES AND LOCAL ACID NEUTRALIZAT… | ic3t-wcy2 |
| 2014-03-27 | open (PERMIT ISSUED - ENTIRE JOB/WORK) | BIS job 340130548 (A3 – Minor alteration (one type of work)): PERMIT ISSUED - ENTIRE JOB/WORK — permit issued, no sign-off on record. INSTALLATION OF TEMPORARY FENCE AS INDICATED ON PLANS. THERE WILL BE NO CHANGE IN THE USE, EGRESS, OR OCCUPANCY UNDER THIS APPLICATION. | ic3t-wcy2 |
| 2026-09-22 | n/a (Permit Issued) | DOB NOW work permit for job B00981748-I1: Sprinklers — New Sprinkler System in Basement. Issued 2026-09-22, expires 2027-02-15. | rbx6-tga4 |

Showing 20 of 141. Full list: https://nycpropertyfacts.com/api/v1/property/3035440135/permits

## Open violations (DOB, DOB NOW safety, ECB, HPD)

status "open" = DOB violation category is ACTIVE, DOB NOW safety violation status is Active, ECB violation status is ACTIVE, or HPD violation status is Open. Dismissed, cured, waived and disputed-successfully safety violations are not open.

| Date | Status | Description | Source |
|---|---|---|---|
| 2025-11-14 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED): VIOLATION ISSUED-FAILURE TO FILE 2024 EXTERNAL LOW PRESSURE INSPECTION. Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 2025-11-14 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED): VIOLATION ISSUED-FAILURE TO FILE 2024 EXTERNAL LOW PRESSURE INSPECTION. Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 2024-09-23 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED): VIOLATION ISSUED-FAILURE TO FILE 2023 EXTERNAL LOW PRESSURE INSPECTION. Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 2024-09-23 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED): VIOLATION ISSUED-FAILURE TO FILE 2023 EXTERNAL LOW PRESSURE INSPECTION. Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 2023-04-25 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED): VIOLATION ISSUED-FAILURE TO FILE 2022 EXTERNAL LOW PRESSURE INSPECTION. Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 2023-04-25 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED): VIOLATION ISSUED-FAILURE TO FILE 2022 EXTERNAL LOW PRESSURE INSPECTION. Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 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 |
| 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 |
| 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 |
| 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 |
| 2025-11-14 | open (Active) | DOB NOW safety violation (Boiler), type LBLVIO, 111425LBLVIO11714: VIOLATION ISSUED-FAILURE TO FILE 2024 EXTERNAL LOW PRESSURE INSPECTION. Active. | 855j-jady |
| 2025-11-14 | open (Active) | DOB NOW safety violation (Boiler), type LBLVIO, 111425LBLVIO11713: VIOLATION ISSUED-FAILURE TO FILE 2024 EXTERNAL LOW PRESSURE INSPECTION. Active. | 855j-jady |
| 2025-10-31 | open (Active) | DOB NOW safety violation (Gas Piping - LL152), type FTF-PL-PER, NOD-FTF-PL-PER-202212-0138486: Cycle 1, Sub-cycle C (premises is in Community District 16). Active. | 855j-jady |
| 2024-09-23 | open (Active) | DOB NOW safety violation (Boiler), type LBLVIO, 092324LBLVIO10633: Violation Issued-Failure To File 2023 External Low Pressure Inspection Report. Active. | 855j-jady |
| 2024-09-23 | open (Active) | DOB NOW safety violation (Boiler), type LBLVIO, 092324LBLVIO10632: Violation Issued-Failure To File 2023 External Low Pressure Inspection Report. Active. | 855j-jady |
| 2023-11-14 | open (Active) | DOB NOW safety violation (Boiler), type FTC-BE-EXT-LP, VIO-FTC-BE-EXT-202012-0000388: Violation Issued-Failure To File 2020 External Inspection Affirmation of Correction for LP Device. Active. | 855j-jady |
| 2023-11-14 | open (Active) | DOB NOW safety violation (Boiler), type FTC-BE-EXT-LP, VIO-FTC-BE-EXT-201912-0000390: Violation Issued-Failure To File 2019 External Inspection Affirmation of Correction for LP Device. Active. | 855j-jady |
| 2023-11-14 | open (Active) | DOB NOW safety violation (Boiler), type FTC-BE-EXT-LP, VIO-FTC-BE-EXT-201912-0000389: Violation Issued-Failure To File 2019 External Inspection Affirmation of Correction for LP Device. Active. | 855j-jady |
| 2023-11-14 | open (Active) | DOB NOW safety violation (Boiler), type FTC-BE-EXT-LP, VIO-FTC-BE-EXT-202012-0000387: Violation Issued-Failure To File 2020 External Inspection Affirmation of Correction for LP Device. Active. | 855j-jady |
| 2023-04-25 | open (Active) | DOB NOW safety violation (Boiler), type LBLVIO, 042523LBLVIO10366: VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2022 INSPECTION REPORT. Active. | 855j-jady |
| 2023-04-25 | open (Active) | DOB NOW safety violation (Boiler), type LBLVIO, 042523LBLVIO10367: VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2022 INSPECTION REPORT. Active. | 855j-jady |
| 2026-05-28 | open (violation status ACTIVE; hearing status POP/IN-VIO) | ECB (DOB) violation, class - 2: FAILURE TO MAINTAIN BUILDING IN CODE-COMPLIANT MANNER.ILLUMINATION FOREXITS,EXIT DISCHARGES AND PUBLIC CORRIDORS PER BC 1006.1;27-381.NOTED:AT 1ST FL CAFETERIA 4TH FL GYM BASEMENT AUDITORIUM EMERGENCY LIGHTS NO. Violation status (DOB): active (open; not resolved in DOB records). Hearing/penalty status: pop/in-vio. | 6bgk-3dad |
| 2025-08-06 | open (violation status ACTIVE; hearing status POP/IN-VIO) | ECB (DOB) violation, class - 2: LARRS HLW-PNC-500 HWH HAS DRAFT INDUCER INSTALLED WITHOUT DRAFT PROVING SWITCH INTERLOCKED+HAS DEFECTIVE THERMOSTATIC MIXING VALVE, MAINTAIN BOILER; THERE IS AN UNUSED FLUE TO CHIMNEY THAT IS NOT CAPPED OFF;COR. Violation status (DOB): active (open; not resolved in DOB records). Hearing/penalty status: pop/in-vio. | 6bgk-3dad |
| 2026-05-28 | open (violation status ACTIVE; hearing status POP/IN-VIO) | ECB (DOB) violation, class - 2: FAILURE TO MAINTAIN BUILDING IN CODE-COMPLIANT MANNER.NOTED:AT 1ST FL STAIR B 2ND FL STAIR B BASEMENT SMOKE DOORS NEAR RM B17A DOORS ARE IN DISREPAIR/RACKED AS TESTED.REM:REPAIR AND/OR REPLACE.. Violation status (DOB): active (open; not resolved in DOB records). Hearing/penalty status: pop/in-vio. | 6bgk-3dad |

## DOB safety violations (DOB NOW)

Active means the published violation status is Active. Dismissed, cured, waived, disputed successfully and pending dismissal are not open items.

| Issued | Status | Type | Device | Number | Remarks |
|---|---|---|---|---|---|
| 2025-11-14 | open (Active) | LBLVIO | Boiler | 111425LBLVIO11714 | VIOLATION ISSUED-FAILURE TO FILE 2024 EXTERNAL LOW PRESSURE INSPECTION |
| 2025-11-14 | open (Active) | LBLVIO | Boiler | 111425LBLVIO11713 | VIOLATION ISSUED-FAILURE TO FILE 2024 EXTERNAL LOW PRESSURE INSPECTION |
| 2025-10-31 | open (Active) | FTF-PL-PER | Gas Piping - LL152 | NOD-FTF-PL-PER-202212-0138486 | Cycle 1, Sub-cycle C (premises is in Community District 16) |
| 2024-09-23 | open (Active) | LBLVIO | Boiler | 092324LBLVIO10633 | Violation Issued-Failure To File 2023 External Low Pressure Inspection Report |
| 2024-09-23 | open (Active) | LBLVIO | Boiler | 092324LBLVIO10632 | Violation Issued-Failure To File 2023 External Low Pressure Inspection Report |
| 2023-11-14 | open (Active) | FTC-BE-EXT-LP | Boiler | VIO-FTC-BE-EXT-202012-0000388 | Violation Issued-Failure To File 2020 External Inspection Affirmation of Correction for LP Device |
| 2023-11-14 | open (Active) | FTC-BE-EXT-LP | Boiler | VIO-FTC-BE-EXT-201912-0000390 | Violation Issued-Failure To File 2019 External Inspection Affirmation of Correction for LP Device |
| 2023-11-14 | open (Active) | FTC-BE-EXT-LP | Boiler | VIO-FTC-BE-EXT-201912-0000389 | Violation Issued-Failure To File 2019 External Inspection Affirmation of Correction for LP Device |
| 2023-11-14 | open (Active) | FTC-BE-EXT-LP | Boiler | VIO-FTC-BE-EXT-202012-0000387 | Violation Issued-Failure To File 2020 External Inspection Affirmation of Correction for LP Device |
| 2023-04-25 | open (Active) | LBLVIO | Boiler | 042523LBLVIO10366 | VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2022 INSPECTION REPORT |
| 2023-04-25 | open (Active) | LBLVIO | Boiler | 042523LBLVIO10367 | VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2022 INSPECTION REPORT |

0 resolved or not active. Full list: https://nycpropertyfacts.com/api/v1/property/3035440135/violations?type=dob_safety_violation

Source: DOB Safety Violations (DOB NOW) (https://data.cityofnewyork.us/Building/DOB-Safety-Violations/855j-jady), city dataset updated 2026-11-09; last loaded 2026-11-10

## 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 |
|---|---|---|---|
| 2023-01-17 | open (DOCKETED · DEFAULTED) | OATH ticket from Fire Department Of Nyc: UNLAWFUL QUANTITY OR LOCATION OF REGULATED MATERIAL. Unpaid balance $1,000. 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 |
|---|---|---|---|
| 2025-04-06 | closed (CLOSE) | HPD complaint (apt 5B): Heat/Hot Water – Apartment Only. The Department of Housing Preservation and Development was not able to gain access to your apartment or others in the building to inspect for a lack of heat or hot water. The complaint has been close… | ygpa-z7cr |
| 2026-10-26 | closed (Closed) | 311 request to NYPD: Illegal Parking – Blocked Hydrant. | erm2-nwe9 |
| 2026-10-26 | closed (Closed) | 311 request to NYPD: Illegal Parking – Posted Parking Sign Violation. | erm2-nwe9 |
| 2026-07-24 | closed (Closed) | 311 request to DEP: Noise – Noise: Construction Before/After Hours (NM1). | erm2-nwe9 |
| 2026-05-04 | closed (Closed) | 311 request to DOT: Street Condition – Blocked - Construction. | erm2-nwe9 |
| 2026-03-17 | closed (Closed) | 311 request to DEP: Noise – Noise: Construction Before/After Hours (NM1). | erm2-nwe9 |
| 2026-02-18 | closed (Closed) | 311 request to NYPD: Illegal Parking – Posted Parking Sign Violation. | erm2-nwe9 |
| 2025-12-19 | closed (Closed) | 311 request to DEP: Sewer – Street Flooding (SJ). | 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 NYC DEPARTMENT OF EDUCATION. | 64uk-42ks |

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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/3035440135