334 9 Street
Brooklyn, NY 11215BBL 3-01011-0017Map
Owner of record: Laertes Development LLC
334 9 Street is a mixed residential and retail building built in 1921 in Brooklyn, 11215. It has 3 residential units across 4 floors. The owner of record is Laertes Development LLC. HPD has recorded 17 housing violations here, most recently on April 30, 2026. 4 of the 17 most recent violations are still open.
- HPD violations
- 17
- DOB violations
- 5
- ECB violations
- 1
- 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 · 17
- 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 30, 2026
Open — 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 5, 2025
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 3, 2024
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 20, 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.
Mar 20, 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 18, 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 5, 2021
Closed — Violation dismissed - ANon-hazardous
Post and maintain a proper sign on wall of entrance story showing the registration number assigned by the department and the address of the building.
Jun 20, 1989
Closed — Violation closed - BHazardous
D26-19.07 adm code install and maintain sufficient light or lights of at least 40 watts incandescent or equivalent each, to light adequately from sunset to sunrise the rear yard.
Aug 1, 1984
Closed — Violation closed - ANon-hazardous
D26-10.01 adm code properly repair with similar material the broken or defective plasterboard clg cellar front.
Aug 1, 1984
Open — Not complied with
Show 7 more ↓
- BHazardous
D26-19.05 adm code provide adequate light of not less than 60 watts incandescent or equivalent illumination 2 & 3 sty pub hall.
Aug 1, 1984
Closed — Violation closed - ANon-hazardous
Section 300 m/d law file plans and application and legalize the following alteration or restore to the legal condition existing prior to the making of said alteration suspended clg 4 sty pub hall.
Aug 1, 1984
Closed — Violation closed - CImmediately hazardous
D26-17.10 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 building's heating system 1 sty pub hall and on boiler room door.
Aug 1, 1984
Closed — Violation closed - BHazardous
D26-19.01 adm code provide adequate lighting cellar thru out.
Aug 1, 1984
Open — Not complied with - BHazardous
D26-11.01, 11.03, 11.05 adm code remove the accumulation of refuse and/or rubbish and maintain in a clean condition the cellar thru out.
Aug 1, 1984
Open — Not complied with - ANon-hazardous
D26-19.07 adm code install and maintain sufficient light or lights of at least 40 watts incandescent or equivalent each, to light adequately from sunset to sunrise the rear yard.
Aug 1, 1984
Closed — Violation closed - BHazardous
D26-10.01 adm code properly secure the loose ladder extension roof to rear yard.
Aug 1, 1984
Closed — Violation closed
DOB building violations · 5
- Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2013 inspection report
Mar 3, 2015
Dob violation - dismissed - Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2012 inspection report
May 15, 2014
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jun 1, 1994
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Aug 16, 1993
Dob violation - active - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jun 1, 1993
Dob violation - dismissed
ECB violations · 1
- Hazardous
B4b,4b,16,34b,38,48a,50a,b,c,d,e,f.50a-pressure gauge has no intel syphon or pig tail.50b-no clean out at chimney.50c-no check valve betweenbackflow & boiler.50d-holes in boiler room ceiling & walls.50e-boiler
May 22, 2007 · Penalty $400
Resolve
Complaints
No HPD complaints in our records
Sales history
| Date | Price | Type | Units |
|---|---|---|---|
| Nov 13, 2025 | $5,650,000 | Rentals - 4-10 unit | 4 |
Building details
- Building type
- Mixed residential and retail building (S3)
- Year built
- 1921
- Floors
- 4
- Residential units
- 3
- Building area
- 3,552 ft²
- Lot area
- 1,450 ft²
- Zoning
- R6A
- Community board
- 306
- Council district
- 39
- Block / lot
- 1011 / 17
- Assessed value
- $1,669,500
- Landmark / historic district
- No
HPD registration #374280, last renewed Aug 31, 2025.
Questions about 334 9 Street
Who owns 334 9 Street?
The owner of record in NYC Department of City Planning PLUTO data is Laertes Development LLC.
Does 334 9 Street have violations?
Yes. NYC HPD has recorded 17 housing violations at this property.
Is 334 9 Street 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 334 9 Street built?
City records list 1921 as the year it was built.
How many apartments are in 334 9 Street?
It has 3 residential units and 4 units in total.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.