# 845 Knickerbocker Avenue, Brooklyn, NY 11207

BBL 3034250002 · Block 3425 · Lot 2 · BIN 3079356  
Canonical page: https://nycpropertyfacts.com/ny/brooklyn/845-knickerbocker-avenue-3034250002  
Last updated: 2026-10-31 · Open-item counts as of 2026-11-05

## Summary

845 Knickerbocker Avenue (Brooklyn, NY 11207; tax lot BBL 3034250002) is a 4-unit mixed-use building with apartments and ground-floor commercial space (building class S9: mixed-use: dwelling with stores or offices, miscellaneous), built around 1906, on a 2,500 sq ft lot zoned R6. City tax records list the owner as SANTIAGO BONILLA. The Department of Finance's final market value for tax year 2027 is $965,000. As of November 5, 2026, NYC Open Data shows six open HPD violations and two OATH tickets with an unpaid balance. There were 24 311 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.)

How to cite: NYC Property Facts, “845 Knickerbocker Avenue, Brooklyn, NY 11207 (BBL 3034250002)”, data as of 2026-11-05, https://nycpropertyfacts.com/ny/brooklyn/845-knickerbocker-avenue-3034250002. Source: NYC Open Data.

## Open items

| Item | Count |
|---|---|
| Open DOB jobs (permit issued, not signed off) | 0 |
| Active DOB violations | 0 |
| Active ECB violations | 0 |
| Open HPD violations | 6 |
| OATH tickets with unpaid balance | 2 |

## Lot & building

- Owner of record: SANTIAGO BONILLA
- Building class: S9 – Mixed-use: dwelling with stores or offices, miscellaneous
- Year built: 1906
- Floors: 3
- Units: 4 residential / 6 total
- Lot area: 2,500 sq ft · Building area: 4,775 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 $965,000, assessed value $434,250, 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 |
|---|---|---|---|
| 1992-09-17 | recorded (DEED) | DEED dated 1992-09-17 from CHICAS, CANDELARIA to BONILLA, SANTIAGO L, no price stated ($0). | bnx9-e6tj |
| 1991-05-21 | recorded (DEED) | DEED dated 1991-05-21 from BONILLA, SANTIAGO L to CHICAS, CANDELARIA, no price stated ($0). | bnx9-e6tj |
| 1990-09-20 | recorded (DEED) | DEED dated 1990-09-20 from MUNOZ, DAVID to BONILLA, SANTIAGO L, no price stated ($0). | bnx9-e6tj |
| 1985-06-07 | recorded (DEED) | DEED dated 1985-06-07 from GONZALEZ, ELBA; GONZALEZ, CARLOS to MUNOZ, DAVID, no price stated ($0). | bnx9-e6tj |
| 1975-02-18 | recorded (DEED) | DEED dated 1975-02-18 from SAGONA BIAGIO to GONZALEZ ELBA; GONZALEZ CARLOS, 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, ECB, HPD)

status "open" = DOB violation category is ACTIVE, ECB violation status is ACTIVE, or HPD violation status is 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 |
| 2025-11-18 | open (Info Nov Sent Out) | HPD class I violation (Class I): §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMIS…. 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 |
| 2024-11-26 | open (Info Nov Sent Out) | HPD class I violation (Class I): §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMIS…. 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 |
| 2023-11-17 | open (Info Nov Sent Out) | HPD class I violation (Class I): §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMIS…. Open — not recorded as corrected. | wvxf-dwi5 |

## 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 |
|---|---|---|---|
| 2025-09-09 | open (DOCKETED · DEFAULTED) | OATH ticket from Sanitation Others: IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST. Unpaid balance $300. Respondent defaulted (did not appear). | jz4z-kudi |
| 2018-06-16 | 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 |
|---|---|---|---|
| 2026-10-09 | closed (Closed) | 311 request to NYPD: Noise - Commercial – Loud Music/Party. | erm2-nwe9 |
| 2026-10-08 | closed (Closed) | 311 request to NYPD: Noise - Commercial – Loud Music/Party. | erm2-nwe9 |
| 2026-10-03 | closed (Closed) | 311 request to NYPD: Noise - Residential – Loud Music/Party. | erm2-nwe9 |
| 2026-09-26 | closed (Closed) | 311 request to NYPD: Noise - Residential – Loud Music/Party. | erm2-nwe9 |
| 2026-09-26 | closed (Closed) | 311 request to NYPD: Noise - Commercial – Loud Music/Party. | erm2-nwe9 |
| 2026-08-28 | closed (Closed) | 311 request to NYPD: Noise - Commercial – Banging/Pounding. | erm2-nwe9 |
| 2026-08-24 | closed (Closed) | 311 request to DSNY: Obstruction – Cone. | erm2-nwe9 |
| 2026-08-24 | closed (Closed) | 311 request to DOT: Street Condition – Blocked - Construction. | erm2-nwe9 |
| 2026-08-22 | closed (Closed) | 311 request to NYPD: Noise - Vehicle – Car/Truck Music. | erm2-nwe9 |
| 2026-07-01 | closed (Closed) | 311 request to NYPD: Noise - Residential – Loud Music/Party. | erm2-nwe9 |
| 2026-06-26 | closed (Closed) | 311 request to NYPD: Noise - Street/Sidewalk – Loud Music/Party. | erm2-nwe9 |
| 2026-06-24 | closed (Closed) | 311 request to NYPD: Noise - Residential – Loud Music/Party. | erm2-nwe9 |
| 2026-04-17 | closed (Closed) | 311 request to NYPD: Noise - Vehicle – Car/Truck Music. | erm2-nwe9 |
| 2026-03-31 | closed (Closed) | 311 request to NYPD: Noise - Vehicle – Car/Truck Music. | erm2-nwe9 |
| 2026-03-20 | closed (Closed) | 311 request to NYPD: Noise - Residential – Loud Music/Party. | erm2-nwe9 |

Showing 15 of 24. Full list: https://nycpropertyfacts.com/api/v1/property/3034250002/complaints

## 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 SANTIAGO BONILLA. | 64uk-42ks |
| 1992-09-17 | recorded | Grantee (buyer) on the most recent deed (DEED, 1992-09-17). | 636b-3b5g |
| 2022-09-02 | expired_registration | HPD registration contact: Agent Irving Bonilla, business city Brooklyn. | feu5-w2e2 |
| 2022-09-02 | expired_registration | HPD registration contact: IndividualOwner Santiago Bonilla, business city Brooklyn. | feu5-w2e2 |
| 2022-09-02 | expired_registration | HPD registration contact: SiteManager Irving Bonilla. | 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/3034250002