845 Knickerbocker Avenue
Brooklyn, NY 11207BBL 3-03425-0002Map
Owner of record: Santiago Bonilla
845 Knickerbocker Avenue is a mixed residential and retail building built in 1906 in Brooklyn, 11207. It has 4 residential units across 3 floors. The owner of record is Santiago Bonilla. HPD has recorded 13 housing violations here, most recently on May 5, 2026. 6 of the 13 most recent violations are still open.
- HPD violations
- 13
- DOB violations
- 1
- ECB violations
- 2
- HPD complaints
- 0
What to know
No open immediately-hazardous violations among recent records.
Date of the most recent HPD inspection that found a problem.
No balance due on recent ECB violations.
Rent stabilization
No rent-stabilized units in 2018–2024 tax bills
Violations
Most recent first. Showing up to 50 per agency.
HPD housing violations · 13
- ANon-hazardous
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.
May 5, 2026
Open — Nov sent out - IInformation / order
And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.
Nov 18, 2025
Open — Info nov sent out - ANon-hazardous
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.
Jun 10, 2025
Open — Nov sent out - IInformation / order
And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.
Nov 26, 2024
Open — Info nov sent out - ANon-hazardous
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.
Apr 10, 2024
Open — Nov sent out - IInformation / order
And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.
Nov 17, 2023
Open — Info nov sent out - ANon-hazardous
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.
Mar 23, 2023
Closed — Violation dismissed - ANon-hazardous
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.
Feb 25, 2022
Closed — Violation dismissed - ANon-hazardous
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.
Apr 9, 2021
Closed — Violation dismissed - IInformation / order
And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.
Apr 9, 2021
Closed — Violation dismissed
Show 3 more ↓
- IInformation / order
And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.
Oct 30, 2019
Closed — Violation dismissed - IInformation / order
And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.
Oct 18, 2018
Closed — Violation dismissed - IInformation / order
And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.
Nov 24, 2017
Closed — Violation dismissed
DOB building violations · 1
- Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jan 31, 2005
Dob violation - dismissed
ECB violations · 2
- Non-hazardous
Occupancy contrary to that allowed by bldg dept records/hpd. note: thebldg (illegally) approved to be a 6 family as hpd records #mdr #337445the bldg inspected at 12/7/01. now the first floor 2 apts have been
Apr 28, 2008
Resolve - Hazardous
Work without a permit. work noted: crected intions partition in cellar creating room and also drak ceiling. remedy; obtain permit.
Jan 30, 2002
Resolve
Complaints
No HPD complaints in our records
Sales history
No recorded sales in our data
Building details
- Building type
- Mixed residential and retail building (S9)
- Year built
- 1906
- Floors
- 3
- Residential units
- 4
- Building area
- 4,775 ft²
- Lot area
- 2,500 ft²
- Zoning
- R6
- Community board
- 304
- Council district
- 37
- Block / lot
- 3425 / 2
- Assessed value
- $434,250
- Landmark / historic district
- No
HPD registration #337445, last renewed Sep 2, 2022.
Questions about 845 Knickerbocker Avenue
Who owns 845 Knickerbocker Avenue?
The owner of record in NYC Department of City Planning PLUTO data is Santiago Bonilla.
Does 845 Knickerbocker Avenue have violations?
Yes. NYC HPD has recorded 13 housing violations at this property.
Is 845 Knickerbocker Avenue rent stabilized?
No rent-stabilized units appear in its 2018–2024 tax bills. Individual apartments can still be regulated, so request the rent history from NYS Homes and Community Renewal if unsure.
When was 845 Knickerbocker Avenue built?
City records list 1906 as the year it was built.
How many apartments are in 845 Knickerbocker Avenue?
It has 4 residential units and 6 units in total.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.