# 197 Knickerbocker Avenue, Bushwick (West), Brooklyn, NY 11237

BBL 3031750007 · Block 3175 · Lot 7 · BIN 3072344  
Canonical page: https://nycpropertyfacts.com/ny/brooklyn/197-knickerbocker-avenue-3031750007  
Last updated: 2026-11-14 · Open-item counts as of 2026-11-10

## Summary

197 Knickerbocker Avenue (Brooklyn, NY 11237; tax lot BBL 3031750007) 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 SHAO, JIE AI; per ACRIS, a deed to this owner dated February 2, 2006 lists a price of $575,000. The Department of Finance's final market value for tax year 2027 is $1,110,000. As of November 10, 2026 (limited by DOB Job Application Filings (BIS); other open-item sources were confirmed later), NYC Open Data shows two DOB jobs with a permit issued but no sign-off, six active DOB violations (three BIS violations and three DOB NOW safety violations) and two OATH tickets with an unpaid balance. There were four 311 requests in the past 12 months and four 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, “197 Knickerbocker Avenue, Brooklyn, NY 11237 (BBL 3031750007)”, data as of 2026-11-10, https://nycpropertyfacts.com/ny/brooklyn/197-knickerbocker-avenue-3031750007. Source: NYC Open Data.

## Neighborhood

Bushwick (West): https://nycpropertyfacts.com/ny/brooklyn/11237

- Open HPD violations: https://nycpropertyfacts.com/ny/brooklyn/11237/open-hpd-violations
- Active DOB violations: https://nycpropertyfacts.com/ny/brooklyn/11237/active-dob-violations
- Active ECB violations: https://nycpropertyfacts.com/ny/brooklyn/11237/active-ecb-violations
- Open DOB jobs: https://nycpropertyfacts.com/ny/brooklyn/11237/open-dob-jobs
- Unpaid OATH tickets: https://nycpropertyfacts.com/ny/brooklyn/11237/unpaid-oath-tickets
- Active vacate orders: https://nycpropertyfacts.com/ny/brooklyn/11237/active-vacate-orders

## ZIP

Brooklyn 11237: https://nycpropertyfacts.com/ny/brooklyn/11237

## Nearby properties

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

- 193 Knickerbocker Avenue (26 ft): https://nycpropertyfacts.com/ny/brooklyn/193-knickerbocker-avenue-3031750008
- 199 Knickerbocker Avenue (26 ft): https://nycpropertyfacts.com/ny/brooklyn/199-knickerbocker-avenue-3031750006
- 203 Knickerbocker Avenue (51 ft): https://nycpropertyfacts.com/ny/brooklyn/203-knickerbocker-avenue-3031750005
- 205 Knickerbocker Avenue (76 ft): https://nycpropertyfacts.com/ny/brooklyn/205-knickerbocker-avenue-3031750004
- 207 Knickerbocker Avenue (101 ft): https://nycpropertyfacts.com/ny/brooklyn/207-knickerbocker-avenue-3031750003
- 191 Knickerbocker Avenue (107 ft): https://nycpropertyfacts.com/ny/brooklyn/191-knickerbocker-avenue-3031660001
- 266 Jefferson Street (65 ft): https://nycpropertyfacts.com/ny/brooklyn/266-jefferson-street-3031750010
- 268 Jefferson Street (90 ft): https://nycpropertyfacts.com/ny/brooklyn/268-jefferson-street-3031750011

## Open items

| Item | Count |
|---|---|
| Open DOB jobs (permit issued, not signed off) | 2 |
| Active DOB violations (BIS) | 3 |
| Active DOB safety violations (DOB NOW) | 3 |
| Active ECB violations | 0 |
| Open HPD violations | 0 |
| OATH tickets with unpaid balance | 2 |
| Active vacate orders | 0 |

## Lot & building

- Owner of record: SHAO, JIE AI
- Building class: S4 – Mixed-use: four-family home with one store or office
- Year built: 1931
- Floors: 3
- Units: 4 residential / 5 total
- Lot area: 2,500 sq ft · Building area: 4,500 sq ft
- Zoning: R6, C1-3
- Source: PLUTO (Dept. of City Planning) (https://data.cityofnewyork.us/d/64uk-42ks), city dataset updated 2026-08-24; last loaded 2026-11-12

## Tax assessment

- Tax year 2027 (final roll): market value $1,110,000, assessed value $499,500, 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 |
|---|---|---|---|
| 2006-02-02 | recorded (DEEDO) | DEEDO dated 2006-02-02 from GUZZARDO, CHRISTOPHER to SHAO, JIE AI, stated price $575,000. | bnx9-e6tj |
| 1987-02-23 | recorded (DEED) | DEED dated 1987-02-23 from SAMMY STAR CORP to GUZZZARDO, CHRISTOPHER, no price stated ($0). | bnx9-e6tj |
| 1987-02-17 | recorded (DEED) | DEED dated 1987-02-17 from CITY OF NEW YORK to SAMMY STAR CORP, no price stated ($0). | bnx9-e6tj |
| 1983-05-17 | recorded (DEED) | DEED dated 1983-05-17 from ; COMMISSIONER OF FINANCE to NEW YORK CITY, no price stated ($0) for a deed covering 2311 lots. | bnx9-e6tj |
| 1975-06-19 | recorded (DEED) | DEED dated 1975-06-19 from THE FINANCE ADMINISTRATION OF THE CITY OF NY; COMMISSIONER OF FINANCE OF THE CITY OF NEW YORK; FINANCE ADMINISTRATOR CITY OF NY; FINANCE ADMIN OF THE CITY OF NY; FINANCE ADMIN CITY OF NEW YORK; THE FINANCE ADMIN OF THE CITY OF NY; FINANCE ADMIN OF THE CITYO FNY; FINANCE ADMIN OF THE CITY OF NEW YORK; FINANCE ADMIN OF CITY NY; FINANCE ADMINIST OF THE CITY OF NEW YORK; FINANCE ADMINISTRATOR OF CITY OF NY; FINANCE ADMINISTRATION CITY OF NEW YORK; THE CITY OF NEW YORK (FINANCE OF ADMINISTRATION); FINANCE ADMN OF THE CITY OF NY; FIN ADMIN; FINANCE ADMINISTRATION OF THE CITY OF NEW YORK; FINANCE ADMINISTRATION OF THE CITY OF NY; FINANCE ADMINO F THE CITY OF NY; FINANCE ADMIN OF CITY OFN Y; FINANCE ADMIN OF C NY; FINANCEADMIN CITY OF NY; FINANCE ADMINIST CITY OF NEW YORK; FINANCE ADMIN OF CITY OF NEW YORK; FINANCE ADIM OF CITY OF NY; FINANCE ADMIN OF THE CITY O FNY; THE FINANCE ADMIN CITY OF NY; COMMISSIONER OF FINANCE; FIN ADMIN OF THE CITY OF NY; FINANCE ADMINISTRATOR OF THE CITY OF N Y; FIANANCE ADMIN CITY OF NY; FINANCE ADMIN OF THE CITY OF N Y; FIN ADMIN OF CITY OF NY; FIN ADMIN OF CITY NY; FINANCE ADMINISTRATOR OF THE CITY OF NY; FINANCE ADMIN THE CITY OF NEW YORK; FINANCE ADMIN CITY OF NY; FINANCE ADMINIS OF THE CITY OF NY; FINANCE ADMIN CITY OFNY; FINANCE ADMIN CITY; CITY OF NY; FINANCE ADMIN OF CITY OF NY; FINANCE ADMIN; FINANCE ADMINISTRATORS OF THE CITY OF NEW YORK; FINANCE ADMINSITRATOR OF THE CITY OF NEW YORK; FINANCE ADMIN CITY OF N Y; FINANCE ADMIN-CITY OF NY; FINANCE ADMININSTRATOR OF THE CITY OF NEW YORK; COMMISONER OF FINANCE OF N Y; FINANCE ADMIN OF CITY OF N Y; FINANCE ADMINSTRATOR OF THE CITY OF NEW YORK; FINANCE ADMINISTRATOR THE CITY OF NY; FINANCE ADMINISTRATOR OF THE CITY OF NEW YORK; FINANCE ADMINISTORATOR OF THE CITY OF NY; FINANCE ADMINISTRATOR THE CITY OF NEW YORK; FINANCE ADMIN OF THE CITY OF NEWY ORK; FINANCE ADMIN CITY NY; FINANCE ADMINI CITY OF NY to THE CITY OF NEW YORK; CITY OF N Y; `THE CITY OF N Y; THE CITY OF NE WYORK; THE CITY OF NEW ;YORK; THE CITY OF N Y; CITY OF NEW  YORK; THE CITY OF NY; CITY OF NY; THE CITY O FNEW YORK; CITY OF NEW YORK, no price stated ($0) for a deed covering 2118 lots. | bnx9-e6tj |
| 1968-04-29 | recorded (DEED) | DEED dated 1968-04-29 from SCIULARA NICK to SCIULARA NICK; SCIULARA MARY, 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 |
|---|---|---|---|
| 2007-04-03 | open (PERMIT ISSUED - ENTIRE JOB/WORK) | BIS job 302326533 (A2 – Alteration with multiple work types (no change to use/occupancy)): PERMIT ISSUED - ENTIRE JOB/WORK — permit issued, no sign-off on record. Install Fire Suppression System under existing kitchen hood in conjunction DOB Job No.302229979. No Change in use, egress and occupancy. | ic3t-wcy2 |
| 2006-09-27 | open (PERMIT ISSUED - ENTIRE JOB/WORK) | BIS job 302229979 (A2 – Alteration with multiple work types (no change to use/occupancy)): PERMIT ISSUED - ENTIRE JOB/WORK — permit issued, no sign-off on record. Renovation of take out restaurant,installation of commericial cooking equipments,exhaust system and plumbing work.No change in egress,use and occupany. | ic3t-wcy2 |
| 2007-07-02 | n/a (ISSUED (initial)) | BIS work permit for job 302229979: Plumbing / Plumbing. Issued 2007-07-02, expires 2008-07-01. | ipu4-2q9a |
| 2007-04-06 | n/a (ISSUED (initial)) | BIS work permit for job 302326533: Equipment work / Fire suppression. Issued 2007-04-06, expires 2008-04-01. | ipu4-2q9a |
| 2006-10-25 | n/a (ISSUED (initial)) | BIS work permit for job 302229979: Equipment work / Mechanical/HVAC. Issued 2006-10-25, expires 2007-04-11. | ipu4-2q9a |
| 2006-10-25 | n/a (ISSUED (initial)) | BIS work permit for job 302229979: Equipment work / Other / general construction. Issued 2006-10-25, expires 2007-04-11. | ipu4-2q9a |

## 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 |
|---|---|---|---|
| 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 |
| 2023-06-20 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED): VIOLATION ISSUED-FAILURE TO FILE 2018 EXTERNAL LOW PRESSURE INSPECTION. Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 2023-06-20 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED): VIOLATION ISSUED-FAILURE TO FILE 2019 EXTERNAL LOW PRESSURE INSPECTION. Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 2024-09-23 | open (Active) | DOB NOW safety violation (Boiler), type LBLVIO, 092324LBLVIO10169: Violation Issued-Failure To File 2023 External Low Pressure Inspection Report. Active. | 855j-jady |
| 2023-06-20 | open (Active) | DOB NOW safety violation (Boiler), type LBLVIO, 062023LBLVIO39026: VIOLATION ISSUED-FAILURE TO FILE 2019 EXTERNAL LOW PRESSURE INSPECTION. Active. | 855j-jady |
| 2023-06-20 | open (Active) | DOB NOW safety violation (Boiler), type LBLVIO, 062023LBLVIO18925: VIOLATION ISSUED-FAILURE TO FILE 2018 EXTERNAL LOW PRESSURE INSPECTION. Active. | 855j-jady |

## 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 |
|---|---|---|---|---|---|
| 2024-09-23 | open (Active) | LBLVIO | Boiler | 092324LBLVIO10169 | Violation Issued-Failure To File 2023 External Low Pressure Inspection Report |
| 2023-06-20 | open (Active) | LBLVIO | Boiler | 062023LBLVIO39026 | VIOLATION ISSUED-FAILURE TO FILE 2019 EXTERNAL LOW PRESSURE INSPECTION |
| 2023-06-20 | open (Active) | LBLVIO | Boiler | 062023LBLVIO18925 | VIOLATION ISSUED-FAILURE TO FILE 2018 EXTERNAL LOW PRESSURE INSPECTION |

1 resolved or not active. Full list: https://nycpropertyfacts.com/api/v1/property/3031750007/violations?type=dob_safety_violation

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

## 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 |
|---|---|---|---|
| 2025-10-15 | 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 |
| 2023-11-30 | 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 |

## Complaints (HPD since 2019, 311 last 12 months)

Complaints are reports, not violations. status mirrors the published complaint / request status.

| Date | Status | Description | Source |
|---|---|---|---|
| 2019-01-29 | closed (CLOSE) | HPD complaint (apt 1R): Heat/Hot Water – Apartment Only. The Department of Housing Preservation and Development inspected the following conditions. No violations were issued. The complaint has been closed. | ygpa-z7cr |
| 2019-01-23 | closed (CLOSE) | HPD complaint (apt 1R): Heat/Hot Water – Apartment Only. More than one complaint was received for this building-wide condition. This complaint status is for the initial complaint.The Department of Housing Preservation and Development contacted an occupant … | ygpa-z7cr |
| 2019-01-21 | closed (CLOSE) | HPD complaint (apt 1R): Heat/Hot Water – Apartment Only. The Department of Housing Preservation and Development inspected the following conditions. Violations were issued. Information about specific violations is available at www.nyc.gov/hpd | ygpa-z7cr |
| 2019-01-10 | closed (CLOSE) | HPD complaint (apt 1R): 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 |
| 2026-09-14 | open (In Progress) | 311 request to DPR: Root/Sewer/Sidewalk Condition – Trees and Sidewalks Program. | erm2-nwe9 |
| 2026-08-02 | open (In Progress) | 311 request to TLC: For Hire Vehicle Complaint – Driver Complaint - Non Passenger. | erm2-nwe9 |
| 2026-04-24 | closed (Closed) | 311 request to DHS: Homeless Person Assistance – Non-Chronic. | erm2-nwe9 |
| 2026-03-24 | closed (Closed) | 311 request to DOB: Building/Use – No Certificate Of Occupancy/Illegal/Contrary To CO. | 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 SHAO, JIE AI. | 64uk-42ks |
| 2006-02-02 | recorded | Grantee (buyer) on the most recent deed (DEEDO, 2006-02-02). | 636b-3b5g |
| 2026-08-30 | current_registration | HPD registration contact: IndividualOwner Jie Shao, business city Brooklyn. | feu5-w2e2 |
| 2026-08-30 | current_registration | HPD registration contact: SiteManager Kang Lin. | 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/3031750007