431 Knickerbocker Avenue
Brooklyn, NY 11237BBL 3-03279-0001Map
Owner of record: Knickerbocker 427, LLC
431 Knickerbocker Avenue is a mixed residential and retail building built in 1931 in Brooklyn, 11237. It has 4 residential units across 3 floors. The owner of record is Knickerbocker 427, LLC. HPD has recorded 9 housing violations here, most recently on June 10, 2025.
- HPD violations
- 9
- DOB violations
- 7
- ECB violations
- 9
- HPD complaints
- 1
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 · 9
- 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
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 14, 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.
Feb 25, 2022
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.
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 - 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 · 7
- Construction other optional
C-construction other optional
Aug 5, 2019
Dob violation - dismissed - Construction other optional
C-construction other optional
Aug 5, 2019
Dob violation - dismissed - Construction other optional
Work without permit, work noted: facade of the building has been altered all openings have been sealed contrary to section 27-292a of the building code. remedy: obtain permit
Jun 14, 2001
Vw*-violation - work w/o permit dismissed - Construction other optional
Work without a permit. work noted: having removed store front and replacing approx 20 floor beams at 2nd and 3rd floors without a permit remedy: obtain a permit if feasible or restore premises to prior legal condition
Jul 23, 1999
Vw*-violation - work w/o permit dismissed - Emergency none
Egncy-emergency none
Sep 30, 1998
Dob violation - dismissed - Immediate emergency anythingoptional
Imegncy-immediate emergency anythingoptional
Jun 15, 1998
Dob violation - dismissed - Construction other optional
Work without a permit. work noted: having removed store front & replacing approx 20 floor bearings at 2nd & 3rd floors without a permit remedy: stop all work. obtain a permit if feasible or restore to prior legal condition
Jun 4, 1998
Vw*-violation - work w/o permit dismissed
ECB violations · 9
- Class - 3
Noted: commercial space renovation under application #b01087388-i1-gc-exp:10/24/2025, however temporary plywood 8 foot tall fence extending approx. two feet onto sidewalk and wrapping around commercial space er
Jan 24, 2025 · Penalty $250
Resolve - Class - 1
Information board installed on a temp cons fence is composed of drop ceiling tees with sharp edges. information board is installed at height between 42-66inches above sidewalk shed and presents danger to pedest
Jan 24, 2025 · Penalty $1,000
Resolve - Class - 2
Responsibility for maintenance and use of sidewalk shed. at the time of inspection of a 3 story mixed use building i observed sws at exp#1,4parapet walls loose and damaged not maintained as per code 3307.6.5.3.
Sep 30, 2021 · Penalty $2,400
Resolve - Class - 1
Failure to comply w/ commissioner's order. contractor failed to complyw/ commissioner's order under dob violation 080519ce0402ak,control#3110432. contractor failed to install optical monitoring system or optica
Aug 7, 2019
Resolve - Non-hazardous
Work without permit.work noted:facade of the building has been altered.all openings have been sealed cvontrasty to section 27-292a of the building code.remedy:obtain permit.
Jun 14, 2001
Resolve - Non-hazardous
Work w/o a permit. work noted: having removed store front & replacingapprox 20 fl beams at 2nd & 3rd fl w/o a permit. remedy: obtain a permit if feasible to restore premises to prior legal condition.
Jul 23, 1999 · Penalty $500
Resolve - Hazardous
Wood sidewalk shed not adequatley maintained located at harman streetside wood shed is leaning with inadequate cross bracing remedy: maintain sidewalk shed and provide additional cross bracing or remove immedia
Sep 30, 1998 · Penalty $1,000
Resolve - Hazardous
Failure to maintain exterior building wall. defect is: there is loose and bulging stucco at the 3rd story level on the harman street side of premises. remedy: erect sidewalk shed make safe obtain necessary perm
Jun 10, 1998 · Penalty $800
Resolve - Non-hazardous
Work w/o a permit. work noted: having removed store front & replacingapprox 20 fl beams at 2nd & 3rd fls w/o a permit. remedy: stop all work. obtain a permit if feasible or restore to prior legal condition
Jun 4, 1998 · Penalty $2,500
Resolve
Complaints
- Plumbing
Bathtub/shower
Sep 30, 2026 · Apt 3B
Open
Sales history
No recorded sales in our data
Building details
- Building type
- Mixed residential and retail building (S4)
- Year built
- 1931
- Floors
- 3
- Residential units
- 4
- Building area
- 5,980 ft²
- Lot area
- 2,500 ft²
- Zoning
- C4-3
- Community board
- 304
- Council district
- 37
- Block / lot
- 3279 / 1
- Assessed value
- $780,300
- Landmark / historic district
- No
HPD registration #350607, last renewed Oct 6, 2025.
Questions about 431 Knickerbocker Avenue
Who owns 431 Knickerbocker Avenue?
The owner of record in NYC Department of City Planning PLUTO data is Knickerbocker 427, LLC.
Does 431 Knickerbocker Avenue have violations?
Yes. NYC HPD has recorded 9 housing violations at this property.
Is 431 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 431 Knickerbocker Avenue built?
City records list 1931 as the year it was built.
How many apartments are in 431 Knickerbocker Avenue?
It has 4 residential units and 5 units in total.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.