152 Knickerbocker Avenue, Brooklyn, NY 11237
BBL 3031580030 (Borough 3, Block 3158, Lot 30) · BIN 3071975 · Last updated:
Summary · as of October 31, 2026
152 Knickerbocker Avenue (Brooklyn, NY 11237; tax lot BBL 3031580030) is a 4-unit mixed-use building with apartments and ground-floor commercial space (building class S4: mixed-use: four-family home with one store or office), built around 1931, on a 2,500 sq ft lot zoned R6. City tax records list the owner as RMAZA76 LLC. The Department of Finance's final market value for tax year 2027 is $1,202,000. As of October 31, 2026, NYC Open Data shows five active DOB violations and 27 open HPD violations. There were two 311 requests 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.)
- Owner of record
- RMAZA76 LLC
- Building class
- S4 · Mixed-use: four-family home with one store or office
- Year built · units
- 1931 · 4 res.
- Lot area · zoning
- 2,500 sq ft · R6
- Market value (DOF)
- $1,202,000 FY2027
- Last priced deed
- —
- BBL
- 3031580030
- BIN
- 3071975
- 0Open DOB jobs (permit issued, no sign-off)
- 5Active DOB violations
- 0Active ECB violations
- 27Open HPD violations
- 0OATH tickets with unpaid balance
How to cite: NYC Property Facts, “152 Knickerbocker Avenue, Brooklyn, NY 11237 (BBL 3031580030)”, data as of 2026-10-31, https://nycpropertyfacts.com/ny/brooklyn/152-knickerbocker-avenue-3031580030. Source: NYC Open Data.
Lot & building
Basic facts about the tax lot and building from the city’s PLUTO database.
- Owner (as listed by the city)
- RMAZA76 LLCThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
- Building class
- S4 – Mixed-use: four-family home with one store or officeThe Department of Finance’s category for what kind of building this is.
- Land use
- Mixed residential & commercialCity Planning’s broad category of how the lot is used.
- Year built
- 1931Often an estimate for older buildings.
- Floors
- 3
- Units
- 4 residential / 5 totalResidential units are apartments; total includes stores and offices.
- Buildings on lot
- 1
- Lot size
- 2,500 sq ft (25 ft × 100 ft)
- Building floor area
- 4,875 sq ft (incl. 1,625 sq ft commercial)
- Zoning
- R6The zoning district sets what can be built and used here. Residential district.
- Built vs. allowed density (FAR)
- 1.95 built / 2.43 max residentialFloor Area Ratio = building floor area ÷ lot area. If built FAR is below the maximum, zoning may allow more floor area (other rules apply).
- Identifiers
- BBL 3031580030 (Borough 3, Block 3158, Lot 30) · BIN 3071975BBL identifies the tax lot; BIN identifies each building (from DOB/HPD/footprint records).
Agency lookups: DOB BIS · ZoLa (zoning map) · ACRIS
Source: PLUTO (Dept. of City Planning) — city dataset updated 2026-08-24; data as of 2026-10-31; Building Footprints — city dataset updated 2026-10-25; data as of 2026-10-31
Tax assessment
How the Department of Finance values this lot for property tax.
- Market value (tax year 2027, final roll)
- $1,202,000The Department of Finance’s estimate of value for tax purposes. It is not an appraisal and is often far from the sale price.
- Assessed value
- $540,900The portion of market value that taxes are calculated on (capped by law for small homes).
- Taxable value (final)
- $85,648Assessed value minus any exemptions.
- Tax class
- Tax class 2A – residential rental, 4–6 units
| Tax year | Roll | Market value | Assessed value | Tax class |
|---|---|---|---|---|
| 2027 | Final | $1,202,000 | $540,900 | 2A |
| 2026 | Final | $1,027,000 | $462,150 | 2A |
| 2025 | Final | $1,237,600 | $556,920 | 2A |
Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-10-31
Sales & deed history 4
Deeds recorded with the City Register (ACRIS). A deed transfers ownership. A $0 or very low price usually means a transfer between related parties, an estate, or a refinance-related transfer, not a market sale. This is not a title search; mortgages, liens and other documents are not shown.
| Date | Type | Price | Seller (grantor) | Buyer (grantee) | Doc ID |
|---|---|---|---|---|---|
| 2022-05-27 | DEED | $0 / not stated | The Gloria Mazariego Irrevocable Living Trust; Omar Mazariego Trustee | Rmaza76 Llc | 2022061600810001 |
| 2016-12-09 | DEED | $0 / not stated | Mazariego, Gloria; Mazariego, Deceased, Orlando | Mazariego, Trustee, Omar; The Gloria Mazariego Irrevocable Living Trust | 2019030800192001 |
| 1986-10-30 | DEED | $0 / not stated | Justiniano, Marta Iris; Justiniano, Miguel | Mazariego, Orlando; Mazariego, Gloria | FT_3910001212791 |
| 1974-12-10 | DEED | $0 / not stated | Vicente Julia J | Justiniano Miguel; Justiniano Marta I | BK_7430075200401 |
Source: ACRIS Real Property Master — city dataset updated 2026-10-08; data as of 2026-10-31; ACRIS Real Property Legals — city dataset updated 2026-10-08; data as of 2026-10-31; ACRIS Real Property Parties — city dataset updated 2026-10-08; data as of 2026-10-31
DOB job filings 0 open of 0
A “job” is an application to the Department of Buildings to do construction work. A job marked Permitted, not signed off had a work permit issued but the city has no record of final sign-off (inspection/completion). Old jobs left in this state are common and appear in buyer and lender due diligence; the work may or may not have been done.
No records found in this dataset for this lot.
Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-10-30; data as of 2026-10-31; DOB Job Application Filings (BIS) — city dataset updated 2026-10-30; data as of 2026-10-31
Work permits 0
Individual permits issued under DOB jobs (one job can have several permits, e.g. plumbing and construction). Permit expiration alone does not mean the job was completed or signed off.
No records found in this dataset for this lot.
Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-10-30; data as of 2026-10-31; DOB Permit Issuance (BIS) — city dataset updated 2026-10-31; data as of 2026-10-31
DOB violations 5 active of 5
Violations issued by the Department of Buildings for building-code or zoning conditions. Active means DOB has not recorded the violation as resolved or dismissed. Many active DOB violations are old (e.g. elevator or boiler inspection paperwork).
| Status | Issued | Type | Description | Number |
|---|---|---|---|---|
| Active V-DOB VIOLATION - ACTIVE | 2019-11-08 | LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED | VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2017 INSPECTION REPORT | V110819LBLVIO07651 |
| Active V-DOB VIOLATION - ACTIVE | 2018-04-06 | LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED | VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2016 INSPECTION REPORT | V040618LBLVIO09659 |
| Active V-DOB VIOLATION - ACTIVE | 1994-06-01 | LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED | V060194LL629109395 | |
| Active V-DOB VIOLATION - ACTIVE | 1993-08-16 | LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED | V081693LL629125477 | |
| Active V-DOB VIOLATION - ACTIVE | 1993-06-01 | LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED | V060193LL629109394 |
Source: DOB Violations — city dataset updated 2026-10-31; data as of 2026-10-31
ECB violations (DOB) 0 active of 0
DOB violations that go to a hearing at OATH (formerly the Environmental Control Board) and can carry fines. Active means the condition has not been certified as corrected and/or the case is not resolved. A balance due is a fine the city says is unpaid.
No records found in this dataset for this lot.
Source: DOB ECB Violations — city dataset updated 2026-10-31; data as of 2026-10-31
OATH tickets (all agencies) 0 unpaid of 11
Summonses heard at the Office of Administrative Trials and Hearings, from agencies like Sanitation, Buildings, Fire and Health, linked to this lot’s block and lot. Default means the respondent did not appear at the hearing, which typically results in the maximum penalty. Tickets may be issued to tenants or businesses at the address, not just the owner. DOB ECB tickets appear here too.
| Status | Date | Agency | Charge | Respondent | Imposed / paid / balance | Ticket # |
|---|---|---|---|---|---|---|
| No balance due PAID IN FULL | 2025-06-24 | Sanitation Recycling | IMPROPER RECEPTACLES 1ST OCCURRENCE | RMAZA76 LLC | $50 / $50 / $0 | 049241258K |
| No balance due PAID IN FULL | 2019-03-03 | Sanitation Others | DIRTY SIDEWALK DIRTY AREA | MAZAPIEGO | $100 / $100 / $0 | 0206803273 |
| No balance due PAID IN FULL | 2017-12-08 | Dos - Enforcement Agents | POSTING OF SIGN PERMIT, WASTE REMOVAL | BUENA VISTA DELI GROCERY | $100 / $100 / $0 | 045170374R |
| No balance due PAID IN FULL | 2016-07-29 | FAIL TO ELIMINATE RODENT INFESTATION SHOWN BY ACTIVE RODENT SIGNS 2ND | MAZARIEGO | $600 / $600 / — | 0800880695 | |
| No balance due PAID IN FULL | 2016-04-06 | FAIL TO ELIMINATE RODENT INFESTATION SHOWN BY ACTIVE RODENT SIGNS 1ST | MAZARIEGO | $300 / $300 / — | 0800813238 | |
| No balance due HEARING COMPLETED · DISMISSED | 2015-12-30 | Dos - Enforcement Agents | ILLEGAL POSTING OF HANDBILL NOTICE | STUDIO 299 LLC | $0 / $0 / $0 | 041434710H |
| No balance due HEARING COMPLETED · DISMISSED | 2015-12-30 | Dos - Enforcement Agents | ILLEGAL POSTING OF HANDBILL NOTICE | STUDIO 299 LLC | $0 / $0 / $0 | 041434709K |
| No balance due PAID IN FULL | 2012-08-11 | Sanitation Police | FAILURE TO CLEAN 18 INCHES INTO STREET | MAZARIEGO | $100 / $100 / — | 042771896Z |
| No balance due HEARING COMPLETED · DISMISSED | 2011-07-27 | Dos - Enforcement Agents | ILLEGAL POSTING OF HANDBILL/NOTICE | DILONE MANUEL | — / — / — | 042154080M |
| No balance due HEARING COMPLETED · DISMISSED | 2011-07-27 | Dos - Enforcement Agents | ILLEGAL POSTING OF HANDBILL/NOTICE | DILONE MANUEL | — / — / — | 042154081Y |
| No balance due PAID IN FULL | 2008-05-19 | Dos - Enforcement Agents | FAILURE TO CLEAN 18 INCHES INTO STREET | BUENA VISTA DELI GROCERY | $100 / $100 / — | 041910359Y |
Source: OATH Hearings Division Case Status — city dataset updated 2026-10-31; data as of 2026-10-31
HPD registration & contacts
Owners of most rental buildings must register with the Department of Housing Preservation and Development each year and list an owner and managing agent.
- HPD building ID
- 321154
- Last registered
- 2026-09-08
- Registration valid until
- 2027-09-01 CurrentRegistrations must be renewed every year.
| Role | Name | Company | Business city |
|---|---|---|---|
| Agent | Rocio Mazariego | Ridgewood, Ny | |
| Headofficer | Rocio Mazariego | Ridgewood, Ny | |
| Sitemanager | Rocio Mazariego | ||
| Corporateowner | RMAZA76, LLC | Ridgewood, Ny |
Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-10-28; data as of 2026-10-31; HPD Registration Contacts — city dataset updated 2026-10-28; data as of 2026-10-31
HPD housing-code violations 27 open of 41
Violations HPD inspectors issued for conditions in residential buildings (heat, leaks, mold, pests, lead paint, etc.). Class letters show how serious: Class A – non-hazardous (HPD gives 90 days to correct); Class B – hazardous (30 days to correct); Class C – immediately hazardous (24 hours to correct for most conditions); Class I – information / order (e.g. orders to register, lead or other administrative orders). Open means HPD has not recorded the condition as corrected.
| Status | Class | Issued | Apt | Condition |
|---|---|---|---|---|
| Open Nov Sent Out · 2013-07-02 | B | 2013-07-02 | 1 | SECTION 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE CEILING AND WALLS IN THE KITCHEN LOCATED AT APT 1, 1st STORY, APARTMENT AT WEST |
| Open Nov Sent Out · 2013-07-01 | B | 2013-07-01 | 2L | SECTION 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR THAT IS MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 2L, 2nd STORY, APARTMENT AT EAST |
| Open Nov Sent Out · 2013-06-25 | A | 2013-06-25 | SECTION 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT THE EAST WALL AT PUBLIC HALL, 2nd STORY | |
| Open Nov Sent Out · 2013-06-25 | C | 2013-06-25 | SECTION 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE LOCKING DEVICE AT BUILDING ENTRANCE , 1st STORY | |
| Open Nov Sent Out · 2013-06-25 | B | 2013-06-25 | SECTION 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE FIRE RETARDANT PLASTER ON THE EAST WALL AT PUBLIC HALL, 2nd STORY | |
| Open Not Complied With · 2013-06-29 | B | 2008-05-27 | 1 | SECTION 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR WALLS & CEILINGS 1 STY APT 1 THRU OUT. LOCATED AT APT 1 |
| Open Not Complied With · 2013-07-08 | A | 2008-05-27 | 2L | SECTION 27-2065 ADM CODE PROVIDE VENTILATION FOR WATER CLOSET COMPARTMENT AND/OR BATHROOM AND FILE APPLICATION FOR APPROVAL BEFORE DOING WORK 2 STY EAST APT 2L BATHROOM. , SECTION '' '' |
| Open First No Access To Re- Inspect Violation · 2013-06-29 | C | 1995-12-26 | 2R | SECTION 27-2013 ADM CODE REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT CEILING SOUTH AND EAST WALLS KITCHEN 2 STY NORTH APT 2R ESPINO 386 9637 ER1 95032178 LOCATED AT APT 2R |
| Open First No Access To Re- Inspect Violation · 2013-06-29 | C | 1995-12-26 | 2R | SECTION 27-2013 ADM CODE REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT WINDOW CASING AND ENTRANCE DOOR FRONT ROOM 2 STY NORTH APT 2R ER1 95032178 LOCATED AT APT 2R |
| Open First No Access To Re- Inspect Violation · 2013-06-29 | C | 1995-08-22 | 2R | SECTION 27-2013 ADM CODE REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT PEELING PAINT CEILING KITCHEN 2 STY NORTH APT 2R ESPINO 386 9637 ER1 95020714 , SECTION '' '' |
| Open First No Access To Re- Inspect Violation · 2013-06-29 | C | 1995-06-13 | 2R | SECTION 27-2013 ADM CODE REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT TWO WINDOW SASHES FRAMES STOOLS AND APRONS KITCHEN 2 STY NORTH APT 2R ESPINOL 628 8017 ER1 95014200 , SECTION '' '' |
| Open First No Access To Re- Inspect Violation · 2013-06-29 | C | 1995-06-13 | 2R | SECTION 27-2013 ADM CODE REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT TWO WINDOW FRAMES SASHES STOOLS AND APRONS FRONT ROOM 2 STY NORTH APT 2R ER1 95014200 , SECTION '' '' |
| Open First No Access To Re- Inspect Violation · 2013-06-29 | C | 1995-06-13 | 2R | SECTION 27-2013 ADM CODE REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT DOOR FRAME AND MOLDING BATHROOM 2 STY NORTH APT 2R ER1 95014200 , SECTION '' '' |
| Open First No Access To Re- Inspect Violation · 2013-06-29 | C | 1995-06-06 | 2R | SECTION 27-2013 ADM CODE REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT SOUTH WALL CENTER ROOM 2 STY WEST APT 2R ER1 95013360. , SECTION '' '' |
| Open First No Access To Re- Inspect Violation · 2013-06-29 | C | 1995-06-06 | 2R | SECTION 27-2013 ADM CODE REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT CEILING AND SOUTH WALL KITCHEN 2 STY WEST APT 2R ESPINO 628 5369 ER1 95013368. , SECTION '' '' |
| Open First No Access To Re- Inspect Violation · 2013-06-29 | C | 1995-05-16 | 2R | SECTION 27-2013 ADM CODE REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT CEILING 1ST ROOM FROM KITCHEN 2 STY NORTH APT 2R ER1 95011677 , SECTION '' '' |
| Open First No Access To Re- Inspect Violation · 2013-06-29 | C | 1995-05-16 | 2R | SECTION 27-2013 ADM CODE REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT EAST WALL 1ST ROOM FROM KITCHEN 2 STY NORTH APT 2R ER1 95011677 , SECTION '' '' |
| Open First No Access To Re- Inspect Violation · 2013-06-29 | C | 1995-05-16 | 2R | SECTION 27-2013 ADM CODE REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT CEILING KITCHEN 2 STY NORTH APT 2R ESPINO 628 8017 ER1 95011677 , SECTION '' '' |
| Open First No Access To Re- Inspect Violation · 2013-06-29 | C | 1995-05-16 | 2R | SECTION 27-2013 ADM CODE REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT SOUTH WALL 1ST ROOM FROM KITCHEN 2 STY NORTH APT 2R ER1 95011677 , SECTION '' '' |
| Open First No Access To Re- Inspect Violation · 2013-06-29 | C | 1995-05-16 | 2R | SECTION 27-2013 ADM CODE REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT SOUTH WALL KITCHEN 2 STY NORTH APT 2R ER1 95011677 , SECTION '' '' |
Showing 20 of 41 records — open violations are listed first; the API lists every one. The API and the source dataset have the full list.
Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-10-31; data as of 2026-10-31
HPD complaints 0
Complaints tenants or others made to HPD (usually via 311) about housing conditions, from 2019 onward. A complaint is not a violation; HPD may inspect and issue one.
No records found in this dataset for this lot.
Source: HPD Housing Maintenance Code Complaints and Problems — city dataset updated 2026-10-31; data as of 2026-10-31
311 requests (last 12 months) 2
Recent 311 service requests the city geocoded to this lot: noise, illegal parking, heat, sanitation and more. Anyone can file them, so they describe activity at or near the address, not necessarily the building itself.
| Opened | Agency | Complaint | Status | Closed |
|---|---|---|---|---|
| 2026-10-25 | DEP | Water Maintenance – Leak | In Progress | 2026-10-25 |
| 2025-12-16 | DSNY | Graffiti – Graffiti | Closed | 2026-01-25 |
Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-10-31; data as of 2026-10-31
Nearby properties
On Knickerbocker Ave
- 150 Knickerbocker Avenue (29 open items)
- 154 Knickerbocker Avenue (eight open items)
- 148 Knickerbocker Avenue (five open items)
- 156 Knickerbocker Avenue (six open items)
- 146 Knickerbocker Avenue (one open item)
- 158 Knickerbocker Avenue (46 open items)
- 166 Knickerbocker Avenue
- 167 Knickerbocker Avenue (23 open items)
- 169 Knickerbocker Avenue (three open items)
- 171 Knickerbocker Avenue (39 open items)
Same tax block (3158)
- 43 Wilson Avenue (29 open items)
- 41 Wilson Avenue (55 open items)
- 39 Wilson Avenue (two open items)
- 37 Wilson Avenue (seven open items)
- 112 George Street (13 open items)
- 146 Knickerbocker Avenue (one open item)
- 148 Knickerbocker Avenue (five open items)
- 150 Knickerbocker Avenue (29 open items)
- 154 Knickerbocker Avenue (eight open items)
- 156 Knickerbocker Avenue (six open items)
All properties on Knickerbocker Ave, Brooklyn · All of Brooklyn 11237 (Bushwick (West))
Open-item counts as of October 31, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · API & MCP docs