# 788 Knickerbocker Avenue, East New York-New Lots, Brooklyn, NY 11207

BBL 3034120033 · Block 3412 · Lot 33 · BIN 3078884  
Canonical page: https://nycpropertyfacts.com/ny/brooklyn/788-knickerbocker-avenue-3034120033  
Last updated: 2026-10-31 · Open-item counts as of 2026-11-09

## Summary

788 Knickerbocker Avenue (Brooklyn, NY 11207; tax lot BBL 3034120033) is a 3-unit walk-up apartment building (building class C0: three-family walk-up), built around 1920, on a 2,000 sq ft lot zoned R6. City tax records list the owner as VALENTIN CESAR. The Department of Finance's final market value for tax year 2027 is $2,180,000. As of November 9, 2026, NYC Open Data shows 20 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, “788 Knickerbocker Avenue, Brooklyn, NY 11207 (BBL 3034120033)”, data as of 2026-11-09, https://nycpropertyfacts.com/ny/brooklyn/788-knickerbocker-avenue-3034120033. Source: NYC Open Data.

## Neighborhood

East New York-New Lots: https://nycpropertyfacts.com/ny/brooklyn/11207

- Open HPD violations: https://nycpropertyfacts.com/ny/brooklyn/11207/open-hpd-violations
- Active DOB violations: https://nycpropertyfacts.com/ny/brooklyn/11207/active-dob-violations
- Active ECB violations: https://nycpropertyfacts.com/ny/brooklyn/11207/active-ecb-violations
- Open DOB jobs: https://nycpropertyfacts.com/ny/brooklyn/11207/open-dob-jobs
- Unpaid OATH tickets: https://nycpropertyfacts.com/ny/brooklyn/11207/unpaid-oath-tickets

## ZIP

Brooklyn 11207: https://nycpropertyfacts.com/ny/brooklyn/11207

## Nearby properties

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

- 786 Knickerbocker Avenue (19 ft): https://nycpropertyfacts.com/ny/brooklyn/786-knickerbocker-avenue-3034120031
- 792 Knickerbocker Avenue (20 ft): https://nycpropertyfacts.com/ny/brooklyn/792-knickerbocker-avenue-3034120034
- 784 Knickerbocker Avenue (39 ft): https://nycpropertyfacts.com/ny/brooklyn/784-knickerbocker-avenue-3034120030
- 794 Knickerbocker Avenue (40 ft): https://nycpropertyfacts.com/ny/brooklyn/794-knickerbocker-avenue-3034120035
- 796 Knickerbocker Avenue (60 ft): https://nycpropertyfacts.com/ny/brooklyn/796-knickerbocker-avenue-3034120036
- 798 Knickerbocker Avenue (81 ft): https://nycpropertyfacts.com/ny/brooklyn/798-knickerbocker-avenue-3034120037
- 1252 Halsey Street (65 ft): https://nycpropertyfacts.com/ny/brooklyn/1252-halsey-street-3034120029
- 1250 Halsey Street (85 ft): https://nycpropertyfacts.com/ny/brooklyn/1250-halsey-street-3034120028

## Open items

| Item | Count |
|---|---|
| Open DOB jobs (permit issued, not signed off) | 0 |
| Active DOB violations (BIS) | 0 |
| Active DOB safety violations (DOB NOW) | 0 |
| Active ECB violations | 0 |
| Open HPD violations | 20 |
| OATH tickets with unpaid balance | 0 |

## Lot & building

- Owner of record: VALENTIN CESAR
- Building class: C0 – Three-family walk-up
- Year built: 1920
- Floors: 3
- Units: 3 residential / 3 total
- Lot area: 2,000 sq ft · Building area: 3,600 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 2026-11-09

## Tax assessment

- Tax year 2027 (final roll): market value $2,180,000, assessed value $130,800, 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 |
|---|---|---|---|
| 2026-07-09 | recorded (DEED) | DEED dated 2026-07-09 from VALENTIN, CESAR to THE CESAR VALENTIN TRUST; VALENTIN, TRUSTEE, CESAR, no price stated ($0). | bnx9-e6tj |
| 1984-10-24 | recorded (DEED) | DEED dated 1984-10-24 from VALENTIN, RAFAELA; VALENTIN, JESUS to VALENTIN, CESAR, no price stated ($0). | bnx9-e6tj |
| 1981-07-30 | recorded (DEED) | DEED dated 1981-07-30 from RODRIQUEZ MARIA to VALENTIN RAFAELA; VALENTIN JESUS, no price stated ($0). | bnx9-e6tj |
| 1971-06-03 | recorded (DEED) | DEED dated 1971-06-03 from SANTIANA FRANCES; SANTIANA VENTURA; MEDINA EMELINA; SANTIANA FRANCISCA to RODRIGUEZ MARIA, 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).

No records found.

## 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 |
|---|---|---|---|
| 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 |
| 2015-07-27 | open (Nov Sent Out) | HPD class B violation (Class B): SECTION 27-2040 ADM CODE PROVIDE ADEQUATE LIGHTING AT OR NEAR THE OUTSIDE OF THE FRONT ENTRANCEWAY OF THE BUILDING AND KEEP SAME BURNING FROM SUNSET EVERY DAY TO SUNRISE ON THE DAY FOLLOWING A MINIMUM OF 100 WATTS OF INCANDESCENT LIGHT REQUIRED. (LIGHT FIXTUR…. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-06-10 | open (Nov Sent Out) | HPD class B violation (Class B) in apt 3: SECTION 27-2045, 2046 ADM CODE PROVIDE AN APPROVED AND OPERATIONAL SMOKE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH DEPARTMENT OF BUILDINGS RULES AND REGULATIONS MISSING 3 STY APT 3. LOCATED AT APT 3. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-06-10 | open (Nov Sent Out) | HPD class B violation (Class B): SECTION 27-2005, 2007 ADM CODE AND DEPT. RULES AND REGULATIONS. REMOVE THE ENCUMBRANCE OBSTRUCTING EGRESS FROM FIRE ESCAPES REAR BALCONIES ALL STYS.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-06-10 | open (Nov Sent Out) | HPD class B violation (Class B) in apt 2: SECTION 27-2005 ADM CODE REPLACE WITH NEW THE MISSING CERAMIC TILE WALLS 2 STY APT 2 BATHROOM. LOCATED AT APT 2. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-06-10 | open (Nov Sent Out) | HPD class B violation (Class B) in apt 2: SECTION 27-2005, 2007 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS ENTRANCE 2 STY APT 2. LOCATED AT APT 2. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-06-10 | open (Nov Sent Out) | HPD class B violation (Class B) in apt 2: SECTION 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF EXPOSED ELECTRICAL WIRES CEILING 2 STY APT 2 BATHROOM. LOCATED AT APT 2. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-06-10 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01, 10.05 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS BULKHEAD DOOR TO ROOF.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-06-10 | open (Nov Sent Out) | HPD class B violation (Class B) in apt 3: SECTION 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR CEILING 3 STY APT 3 BATHROOM. LOCATED AT APT 3. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-06-10 | open (Nov Sent Out) | HPD class B violation (Class B) in apt 3: 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 APT 3. LOCATED AT APT 3. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-06-10 | open (Nov Sent Out) | HPD class B violation (Class B) in apt 2: SECTION 27-2026 ADM CODE REPAIR THE LEAKY AND/OR DEFECTIVE FAUCETS COLD WATER 2 STY APT 2 BATHROOM. LOCATED AT APT 2. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-06-10 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01, 10.05 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF HOUSEHOLD ARTICLES 3 STY PUB HALL.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-06-10 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01, 10.05 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF TAR PAILS & ROOFING METERIAL BULKHEAD STAIRS.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-06-10 | open (Nov Sent Out) | HPD class B violation (Class B): SECTION 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE EXTERIOR BRICK WALL 3 STY TO REAR ROOF.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-06-10 | open (Nov Sent Out) | HPD class B violation (Class B) in apt 2: 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 APT 2. LOCATED AT APT 2. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-06-10 | open (Nov Sent Out) | HPD class B violation (Class B): D26-19.05 ADM CODE PROVIDE ADEQUATE LIGHT OF NOT LESS THAN 60 WATTS INCANDESCENT OR EQUIVALENT ILLUMINATION 3RD STY PUB HALL.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-06-10 | open (Nov Sent Out) | HPD class B violation (Class B) in apt 1: D26-10.01 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF EXPOSED WIRE CLG LIGHT FIXTURE 1 STY PUB HALL TO APT 1 REAR. LOCATED AT APT 1. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-06-10 | open (Nov Sent Out) | HPD class B violation (Class B) in apt 3: SECTION 27-2005, 2007 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS ENTRANCE 3 STY APT 3. LOCATED AT APT 3. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-06-10 | 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 |
| 2008-06-10 | open (Nov Sent Out) | HPD class C violation (Class C): SECTION 27-2005 ADM CODE FIRE ESCAPE DEFECTIVE. PROPERLY SECURE GOOSENECK LADDER REAR ROOF ER1.. Open — not recorded as corrected. | wvxf-dwi5 |

## 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.

No records found.

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

## 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 VALENTIN CESAR. | 64uk-42ks |
| 2026-07-09 | recorded | Grantee (buyer) on the most recent deed (DEED, 2026-07-09). | 636b-3b5g |
| 2026-07-09 | recorded | Grantee (buyer) on the most recent deed (DEED, 2026-07-09). | 636b-3b5g |
| 2025-08-18 | expired_registration | HPD registration contact: IndividualOwner Cesar Valentin, business city Brooklyn. | feu5-w2e2 |
| 2025-08-18 | expired_registration | HPD registration contact: SiteManager Cesar Valentin. | 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/3034120033