621 9 Avenue
Manhattan, NY 10036BBL 1-01053-0036Map
Owner of record: Ninth Avenue Realty, LLC
621 9 Avenue is a walk-up apartment building built in 1910 in Manhattan, 10036. It has 15 residential units across 6 floors. The owner of record is Ninth Avenue Realty, LLC. HPD has recorded 16 housing violations here, most recently on April 1, 2021. 3 of the 16 most recent violations are still open. City tax records listed 15 rent-stabilized apartments here in 2024.
- HPD violations
- 16
- DOB violations
- 8
- ECB violations
- 8
- HPD complaints
- 179
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
Counts come from owners' rent-stabilization filings shown on NYC Department of Finance tax bills, as extracted by JustFix. They tell you a building has stabilized apartments, not which ones.
Think your apartment is stabilized? Request its rent history from HCR (free), then check your renewal with the renewal calculator.
Violations
Most recent first. Showing up to 50 per agency.
HPD housing violations · 16
- 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 1, 2021
Closed — Violation dismissed - ANon-hazardous
Post sign on wall of entrance story bearing name, address including apartment number if any, and telephone number of superintendent, janitor or housekeeper. at public hall, 1st story
Aug 21, 2018
Closed — Violation dismissed - ANon-hazardous
Post a proper notice of smoke detector requirements, in a form approved by the commissioner, at or near the mail box sign missing at public hall, 1st story
Aug 21, 2018
Closed — Violation dismissed - ANon-hazardous
Post a proper notice of carbon monoxide detecting device requirements, in a form approved by the commissioner, in a common area of a class a multiple dwelling near inspection certificate or provide notice to tenants in a private dwelling. at public hall, 1st story
Aug 21, 2018
Closed — Violation dismissed - ANon-hazardous
Post, in a form approved by the commissioner, and maintain a notice in a common area of the building regarding the procedures that should be followed when a gas leak is suspected at public hall, 1st story
Aug 21, 2018
Closed — Violation dismissed - CImmediately hazardous
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 sign missing at public hall, 1st story
Aug 21, 2018
Closed — Violation dismissed - CImmediately hazardous
Provide ready access to buildings heating system , boiler room is locked.
Jan 20, 2012
Closed — Violation dismissed - BHazardous
Provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules. in the entire apartment located at apt 5a, 5th story, 1st apartment from south at west
Jan 20, 2012 · Apt 5A
Closed — Violation dismissed - BHazardous
Fire escape defective. adjust the dropladder so that it will slide easily in the guide rods at front west , 2nd story
Jun 9, 2010
Open — Nov sent out - BHazardous
And dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes flower pot front , 4th story
Jun 9, 2010
Open — Nov sent out
Show 6 more ↓
- BHazardous
Properly secure the loose marble tread 16th up at public hall stairs, 4th story
Jun 9, 2010
Open — Nov sent out - BHazardous
Repair the broken or defective connection turn- off valve, at radiator in the 2nd room from east located at apt 4b, 4th story, apartment at west
Dec 27, 2003 · Apt 4B
Closed — Violation dismissed - BHazardous
Repair the broken or defective connection turn-off vavle, at radiator in the 1st room from east located at apt 4b, 4th story, apartment at west
Dec 27, 2003 · Apt 4B
Closed — Violation dismissed - BHazardous
Repair or replace the smoke detector missing in the entire apartment located at apt 4b, 4th story, apartment at west
Dec 27, 2003 · Apt 4B
Closed — Violation dismissed - BHazardous
Properly repair the broken or defective and make operable the upper and lower sashs in the kitchen located at apt 3c, 3rd story, 1st apartment from north at east
May 4, 2001 · Apt 3C
Closed — Violation dismissed - BHazardous
Repair or replace the smoke detector missing [brown] in the entire apartment located at apt 3c, 3rd story, 1st apartment from north at east
May 4, 2001 · Apt 3C
Closed — Violation dismissed
DOB building violations · 8
- Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2013 inspection report
Mar 3, 2015
Dob violation - dismissed - Construction other optional
C-construction other optional
Feb 9, 2008
Dob violation - dismissed - Construction other optional
C-construction other optional
Feb 9, 2008
Vw*-violation - work w/o permit dismissed - Construction other optional
C-construction other optional
Feb 2, 2008
Vw*-violation - work w/o permit dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Mar 16, 1999
Dob violation - dismissed - Zoning none
Z-zoning none
Aug 13, 1991
Dob violation - dismissed - Construction other optional
C-construction other optional
Aug 13, 1991
Dob violation - dismissed - Electric signs none
Es-electric signs none
Mar 2, 1989
Dob violation - dismissed
ECB violations · 8
- Class - 1
Occupancy contrary to that allowed by cert of occupancy or building dept records. restaurant "mama mia 44sw" is utilizing cellar as food prep area and food storage area (walk in freezer present) as accessory to
Jul 13, 2023 · Penalty $2,500
Resolve - Class - 2
Work w/o a permit. not at front of above premises (44 st side) illuminated sign "gello nero restaurant" was installed w/o any permits. remedy: obtain permit if feasible or restore premises to prior legal condit
Feb 15, 2014 · Penalty $800
Resolve - Non-hazardous
Work without a permit: work noted in apt 4a, 4th sty, west - 1 apt. installed mental frame partitions at ceilings to lower ceiling's heights in room northeast-1 and northwest-1. note: 99% completed work.
Apr 21, 2006 · Penalty $500
Resolve - Non-hazardous
Gas vent height & locations. noted: the restaurant cooking gas stove terminated asnd venting cooking and at 44 st wall below the 1st fl. window contrary to bldg code sited.remedy: extend gas vent to 2' above t
Dec 15, 2000
Resolve - Non-hazardous
Work without a permit: work noted: gut rehab by removing wood lath and gypsum plaster walls ,ceiling,kitchen and bath.constructed newkitchen bath rm with fixtures cabinet .replace wall with sheetrock ,ceiling w
May 15, 2000
Resolve - Non-hazardous
Gas vent height and location.noted:the metal gas vent that vent cooking and grease odor terminated at the lower roof parpet causing cooking order to enter the 2nd fl. apt. window. contrary to bldg. code which
Apr 24, 2000 · Penalty $2,500
Resolve - Non-hazardous
Failure to obtain equipment use permit a/c units have been placed at roof. secure an equipment use permit from this department.
Dec 23, 1998 · Penalty $300
Resolve - Non-hazardous
Work without a permit work noted having installed a pizza oven at 1 fl no mechanical means of exhaust provided for bathroom no veating provide for range hood and filters missing over cooking grill ceiling hung
Mar 23, 1989 · Penalty $550
Resolve
Complaints
- Unsanitary condition
Pests
Oct 23, 2025 · Apt 3C
Close - Unsanitary condition
Sewage
Sep 3, 2024 · Apt 4C
Close - Heat/hot water
Entire building
Mar 19, 2019 · Apt BLDG
Close - Heat/hot water
Entire building
Mar 18, 2019 · Apt BLDG
Close - Heat/hot water
Entire building
Mar 18, 2019 · Apt BLDG
Close - Heat/hot water
Entire building
Aug 20, 2018 · Apt 4C
Close - Heat/hot water
Entire building
Aug 19, 2018 · Apt 6C
Close - Heat/hot water
Entire building
Aug 19, 2018 · Apt 2A
Close - Heat/hot water
Entire building
Aug 19, 2018 · Apt 2A
Close - Heat/hot water
Entire building
Oct 29, 2016 · Apt APT6B
Close
Show 40 more ↓
- Heat/hot water
Entire building
Oct 13, 2016 · Apt BLDG
Close - Heat/hot water
Entire building
Oct 12, 2016 · Apt BLDG
Close - Heat/hot water
Entire building
Oct 12, 2016 · Apt BLDG
Close - Heat/hot water
Entire building
Oct 12, 2016 · Apt BLDG
Close - Heat/hot water
Entire building
Oct 12, 2016 · Apt 6C
Close - Heat/hot water
Entire building
Oct 2, 2016 · Apt BLDG
Close - Heat/hot water
Entire building
Oct 2, 2016 · Apt BLDG
Close - Heat/hot water
Entire building
Oct 2, 2016 · Apt BLDG
Close - Heat/hot water
Apartment only
Mar 18, 2015 · Apt 6B
Close - Heat/hot water
Apartment only
Mar 16, 2015 · Apt 6B
Close - Heat/hot water
Apartment only
Mar 14, 2015 · Apt 6B
Close - Heat/hot water
Apartment only
Mar 7, 2015 · Apt 6B
Close - Heat/hot water
Apartment only
Feb 20, 2015 · Apt 6B
Close - Heat/hot water
Entire building
Feb 13, 2015 · Apt 3C
Close - Heat/hot water
Apartment only
Sep 17, 2014 · Apt 5B
Close - Heat/hot water
Entire building
Sep 17, 2014 · Apt BLDG
Close - Heat/hot water
Entire building
Sep 17, 2014 · Apt BLDG
Close - Heat/hot water
Entire building
Sep 16, 2014 · Apt 5B
Close - Plumbing
Water supply
Mar 7, 2014 · Apt 6C
Close - Heating
Heat related
Mar 4, 2014 · Apt NA
Close - Heating
Heat related
Jan 26, 2014 · Apt NA
Close - Heating
Heat related
Oct 14, 2013 · Apt 5B
Close - Heating
Heat related
Sep 10, 2012 · Apt 5B
Close - Heating
Heat related
Sep 9, 2012 · Apt 3B
Close - Heating
Heat related
Jul 9, 2012 · Apt 5B
Close - Heating
Heat related
Jul 8, 2012 · Apt NA
Close - Heating
Heat related
Jan 19, 2012 · Apt 5A
Close - Heating
Heat related
Jan 16, 2012 · Apt 5A
Close - Heating
Heat related
Jan 15, 2012 · Apt 5A
Close - Heating
Heat related
Jan 11, 2012 · Apt 5A
Close - Heating
Heat related
Jan 6, 2012 · Apt 5A
Close - Heating
Heat related
Jan 5, 2012 · Apt 5A
Close - Heating
Heat related
Jan 4, 2012 · Apt 5A
Close - Heating
Heat related
Jan 4, 2012 · Apt 5A
Close - Heating
Heat related
Jan 3, 2012 · Apt 5A
Close - Heating
Heat related
Jan 3, 2012 · Apt 5A
Close - Heating
Heat related
Mar 11, 2011 · Apt 6C
Close - Heating
Heat related
Mar 11, 2011 · Apt 6C
Close - Heating
Heat related
Mar 11, 2011 · Apt 4C
Close - Heating
Heat related
Jan 14, 2011 · Apt 5A
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Walk-up apartment building (C7)
- Year built
- 1910
- Floors
- 6
- Residential units
- 15
- Building area
- 13,805 ft²
- Lot area
- 2,508 ft²
- Zoning
- R8
- Community board
- 104
- Council district
- 3
- Block / lot
- 1053 / 36
- Assessed value
- $3,161,700
- Landmark / historic district
- No
HPD registration #107018, last renewed Sep 13, 2025.
Questions about 621 9 Avenue
Who owns 621 9 Avenue?
The owner of record in NYC Department of City Planning PLUTO data is Ninth Avenue Realty, LLC.
Does 621 9 Avenue have violations?
Yes. NYC HPD has recorded 16 housing violations at this property.
Is 621 9 Avenue rent stabilized?
NYC Department of Finance tax bills listed 15 rent-stabilized units here in 2024 (about 100% of its 15 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.
When was 621 9 Avenue built?
City records list 1910 as the year it was built.
How many apartments are in 621 9 Avenue?
It has 15 residential units and 19 units in total.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.