# 722 Knickerbocker Avenue, Brooklyn, NY 11221

BBL 3033910033 · Block 3391 · Lot 33 · BIN 3077997  
Canonical page: https://nycpropertyfacts.com/ny/brooklyn/722-knickerbocker-avenue-3033910033  
Last updated: 2026-10-31 · Open-item counts as of 2026-11-05

Also recorded as: 722205 Knickerbocker Ave

## Summary

722 Knickerbocker Avenue (Brooklyn, NY 11221; tax lot BBL 3033910033) is a 6-unit walk-up apartment building (building class C2: walk-up apartments, five or six families), built around 1910, on a 2,600 sq ft lot zoned R6. City tax records list the owner as THE DECOM SANTIAGO PROTECTIVE TRUST. The Department of Finance's final market value for tax year 2027 is $1,338,000. As of November 5, 2026, NYC Open Data shows one DOB job with a permit issued but no sign-off, nine active DOB violations and 47 open HPD violations. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

How to cite: NYC Property Facts, “722 Knickerbocker Avenue, Brooklyn, NY 11221 (BBL 3033910033)”, data as of 2026-11-05, https://nycpropertyfacts.com/ny/brooklyn/722-knickerbocker-avenue-3033910033. Source: NYC Open Data.

## Open items

| Item | Count |
|---|---|
| Open DOB jobs (permit issued, not signed off) | 1 |
| Active DOB violations | 9 |
| Active ECB violations | 0 |
| Open HPD violations | 47 |
| OATH tickets with unpaid balance | 0 |

## Lot & building

- Owner of record: THE DECOM SANTIAGO PROTECTIVE TRUST
- Building class: C2 – Walk-up apartments, five or six families
- Year built: 1910
- Floors: 3
- Units: 6 residential / 6 total
- Lot area: 2,600 sq ft · Building area: 5,850 sq ft
- Zoning: R6
- Source: PLUTO (Dept. of City Planning) (https://data.cityofnewyork.us/d/64uk-42ks), data as of 2026-11-05

## Tax assessment

- Tax year 2027 (final roll): market value $1,338,000, assessed value $602,100, tax class 2A
- 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 |
|---|---|---|---|
| 2017-06-06 | recorded (DEED) | DEED dated 2017-06-06 from SANTIAGO, CECILIA; SANTIAGO, DECEASED, MANUEL to THE DECOM SANTIAGO PROTECTIVE TRUST; CECILIA SANTIAGO, AS TRUSTEE, no price stated ($0). | bnx9-e6tj |
| 1982-02-03 | recorded (DEED) | DEED dated 1982-02-03 from MUSSO, JOSEPH; BELLA, PETER to SANTIAGO, MANUEL; SANTIAGO, CECILIA, 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 |
|---|---|---|---|
| 1994-08-19 | open (PERMIT ISSUED - ENTIRE JOB/WORK) | BIS job 300386375 (A2 – Alteration with multiple work types (no change to use/occupancy)): PERMIT ISSUED - ENTIRE JOB/WORK — permit issued, no sign-off on record. INSTALL GAS BOILER | ic3t-wcy2 |
| 1994-10-03 | n/a (ISSUED (initial)) | BIS work permit for job 300386375: Equipment work / Boiler. Issued 1994-10-03, expires 1996-10-03. | ipu4-2q9a |
| 1994-10-03 | n/a (ISSUED (initial)) | BIS work permit for job 300386375: Equipment work / Boiler. Issued 1994-10-03, expires 1996-10-03. | ipu4-2q9a |
| 1994-10-03 | n/a (ISSUED (initial)) | BIS work permit for job 300386375: Plumbing / Plumbing. Issued 1994-10-03, expires 1996-10-03. | 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.

| Date | Status | Description | Source |
|---|---|---|---|
| 2017-02-24 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED): VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2015 INSPECTION REPORT. Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 2000-02-07 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED). Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 1999-03-16 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED). Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 1998-05-04 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED). Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 1997-09-16 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED). Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 1997-02-10 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED). Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 1994-06-01 | 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 |
| 1993-06-01 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED). Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 2026-05-05 | open (Nov Sent Out) | HPD class A violation (Class A): (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2025-06-10 | open (Nov Sent Out) | HPD class A violation (Class A): (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2024-04-10 | open (Nov Sent Out) | HPD class A violation (Class A): (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2023-03-23 | open (Nov Sent Out) | HPD class A violation (Class A): (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2022-02-25 | open (Nov Sent Out) | HPD class A violation (Class A): (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2021-04-09 | open (Nov Sent Out) | HPD class A violation (Class A): (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class B violation (Class B): SECTION 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF UNUSED MATTRESSES STORED CELLAR REAR.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class B violation (Class B): SECTION 27-2040 ADM CODE INSTALL AND MAINTAIN SUFFICIENT LIGHT OR LIGHTS OF AT LEAST 100 WATTS INCANDESCENT OR EQUIVALENT EACH, TO LIGHT ADEQUATELY FROM SUNSET TO SUNRISE THE EAR YARD.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class B violation (Class B): SECTION 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE PLASTER CEILING CELLAR FRONT.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class B violation (Class B) in apt 2L: SECTION 27-2005, 2007 ADM CODE FIRE EGRESS DEFECTIVE. REMOVE OBSTRUCTING BARS OR UNLAWFUL GATES FROM WINDOW TO FIRE ESCAPE OR PROVIDE APPROVED TYPE GATE 2 STY SOUTH APT 2L. LOCATED AT APT 2L. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class A violation (Class A) in apt 1L: SECTION 27-2041 ADM CODE PROVIDE A PEEP HOLE IN ENTRANCE DOOR OF THE DWELLING UNIT SO LOCATED SO AS TO PERMIT A PERSON INSIDE THE DWELLING TO VIEW ANY PERSON OUTSIDE ENTRANCE DOOR 1 STY SOUTH APT 1L. LOCATED AT APT 1L. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class B violation (Class B) in apt 1L: SECTION 27-2005 ADM CODE REPLACE WITH NEW THE MISSING CERAMIC WALL TILES 1 STY SOUTH APT 1L BATHROOM. LOCATED AT APT 1L. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class B violation (Class B) in apt 2R: SECTION 27-2005 ADM CODE REPLACE WITH NEW THE MISSING CERAMIC WALL TILES 2 STY SOUTH APT 2R BATHROOM. LOCATED AT APT 2R. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class A violation (Class A) in apt 2L: SECTION 27-2041 ADM CODE PROVIDE A PEEP HOLE IN ENTRANCE DOOR OF THE DWELLING UNIT SO LOCATED SO AS TO PERMIT A PERSON INSIDE THE DWELLING TO VIEW ANY PERSON OUTSIDE ENTRANCE DOOR 2 STY SOUTH APT 2L. LOCATED AT APT 2L. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class C violation (Class C) in apt 1R: SECTION 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF DOUBLE CYLINDER KEY OPERATED LOCK INSTALLED ENTRANCE DOOR TO 1 STY NORTH APT 1R. LOCATED AT APT 1R. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class B violation (Class B): SECTION 27-2010, 2011, 2012 ADM CODE REMOVE THE ACCUMULATION OF REFUSE AND/OR RUBBISH AND MAINTAIN IN A CLEAN CONDITION THE BOILER ROOM CELLAR REAR.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class B violation (Class B) in apt 2L: SECTION 27-2005 ADM CODE REPLACE WITH NEW THE MISSING CERAMIC WALL TILES 2 STY SOUTH APT 2L BATHROOM. LOCATED AT APT 2L. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class A violation (Class A) in apt 1R: SECTION 27-2005 ADM CODE REFIT DOOR ENTRANCE TO 1 STY NORTH APT 1R. LOCATED AT APT 1R. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class B violation (Class B) in apt 3L: SECTION 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR DEFECTIVE 3 STY SOUTH APT 3L RIVERA. LOCATED AT APT 3L. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class C violation (Class C): SECTION 27-2033 ADM CODE POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO HAVE KEY TO BUILDINGS HEATING SYSTEM 1 STY PUBLIC HALL & ON BOILER ROOM DOOR.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class B violation (Class B) in apt 6: SECTION 27-2005, 2007 ADM CODE FIRE EGRESS DEFECTIVE. REMOVE OBSTRUCTING BARS OR UNLAWFUL GATES FROM WINDOW TO FIRE ESCAPE OR PROVIDE APPROVED TYPE GATE 3 STY SOUTH APT 6. , SECTION '' ''. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class A violation (Class A): SECTION 27-2104 ADM CODE POST AND MAINTAIN A PROPER SIGN ON WALL OF ENTRANCE STORY SHOWING THE REGISTRATION NUMBER ASSIGNED BY THE DEPARTMENT AND THE ADDRESS OF THE BUILDING.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class B violation (Class B): SECTION 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE WOODEN TREADS 4 UP FROM BOTTOM CELLAR TO 1 STY PUBLIC HALL.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class C violation (Class C): SECTION 27-2033 ADM CODE POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO HAVE KEY TO BUILDINGS HEATING SYSTEM 1 STY PUBLIC HALL & ON BOILER ROOM DOOR.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class B violation (Class B) in apt 2R: SECTION 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR DEFECTIVE 2 STY NORTH APT 2R DIAZ. LOCATED AT APT 2R. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class B violation (Class B) in apt 1L: SECTION 27-2005, 2007 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS ENTRANCE TO 1 STY SOUTH APT 1L. LOCATED AT APT 1L. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class B violation (Class B) in apt 1R: SECTION 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR DEFECTIVE 1 STY NORTH APT 1R RODRIGUEZ. LOCATED AT APT 1R. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class B violation (Class B) in apt 3L: SECTION 27-2005, 2007 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS ENTRANCE 3 STY SOUTH APT 3L. LOCATED AT APT 3L. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class A violation (Class A) in apt 2L: SECTION 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT WALLS & CEILINGS 2 STY SOUTH APT 2L REAR ROOM. LOCATED AT APT 2L. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class A violation (Class A) in apt 1L: SECTION 300 M/D LAW FILE PLANS AND APPLICATION AND LEGALIZE THE FOLLOWING ALTERATION OR RESTORE TO THE LEGAL CONDITION EXISTING PRIOR TO THE MAKING OF SAID ALTERATION DROP CEILING INSTALLED 1 STY SOUTH APT 1L BATHROOM. LOCATED AT APT 1L. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-29 | open (Nov Sent Out) | HPD class A violation (Class A): D26-20.08 ADM CODE POST A PROPER NOTICE OF SMOKE DETECTOR REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, AT OR NEAR THE MAIL BOX MISSING.. Open — not recorded as corrected. | wvxf-dwi5 |

Showing 40 of 56. Full list: https://nycpropertyfacts.com/api/v1/property/3033910033/violations

## 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.

No records found.

## 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 THE DECOM SANTIAGO PROTECTIVE TRUST. | 64uk-42ks |
| 2017-06-06 | recorded | Grantee (buyer) on the most recent deed (DEED, 2017-06-06). | 636b-3b5g |
| 2017-06-06 | recorded | Grantee (buyer) on the most recent deed (DEED, 2017-06-06). | 636b-3b5g |
| 2026-09-09 | current_registration | HPD registration contact: Officer Cecilia Santiago, business city Bklyn. | feu5-w2e2 |
| 2026-09-09 | current_registration | HPD registration contact: JointOwner Manuel Santiago, business city Brooklynbrookly. | feu5-w2e2 |
| 2026-09-09 | current_registration | HPD registration contact: JointOwner Cecilia Santiago, business city Brooklyn. | feu5-w2e2 |
| 2026-09-09 | current_registration | HPD registration contact: Agent Omar Santiago, business city Brooklyn. | feu5-w2e2 |
| 2026-09-09 | current_registration | HPD registration contact: SiteManager Omar Santiago. | feu5-w2e2 |
| 2026-09-09 | current_registration | HPD registration contact: HeadOfficer Manuel Santiago, business city Bklyn. | 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/3033910033