421 East 9 Street
Manhattan, NY 10009BBL 1-00437-0042Map
Owner of record: Marlin Realty Associates
421 East 9 Street is a walk-up apartment building built in 1900 in Manhattan, 10009. It has 20 residential units across 5 floors. The owner of record is Marlin Realty Associates. HPD has recorded 5 housing violations here, most recently on March 8, 2019. City tax records listed 7 rent-stabilized apartments here in 2024.
- HPD violations
- 5
- DOB violations
- 2
- ECB violations
- 0
- HPD complaints
- 32
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 · 5
- CImmediately hazardous
Provide ready access to buildings heating system boiler room door locked at basement
Mar 8, 2019
Closed — Violation dismissed - BHazardous
Arrange and make self-closing the doors .. in the entrance located at apt e3, 5th story, 1st apartment from west at north
Mar 8, 2019 · Apt E3
Closed — Violation dismissed - CImmediately hazardous
Provide an adequate supply of heat for the apartment in the entire apartment located at apt e3, 5th story, 1st apartment from west at north
Mar 8, 2019 · Apt E3
Closed — Violation closed - 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 1, 2015
Closed — Violation dismissed - 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 1st sty public hall near mailboxes and door to boiler room r46.
Sep 10, 1984
Closed — Violation dismissed
DOB building violations · 2
- Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2010 inspection report
Dec 13, 2011
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jan 31, 2005
Dob violation - dismissed
ECB violations · 0
No ECB violations on record
Complaints
- Heat/hot water
Entire building
Jan 23, 2023 · Apt BLDG
Close - Heat/hot water
Entire building
Dec 28, 2022 · Apt BLDG
Close - Heat/hot water
Apartment only
Oct 21, 2019 · Apt 2D
Close - Heat/hot water
Apartment only
Mar 7, 2019 · Apt E3
Close - Heat/hot water
Apartment only
Mar 2, 2019 · Apt E3
Close - Heat/hot water
Apartment only
Nov 29, 2018 · Apt E3
Close - Heat/hot water
Entire building
Jan 29, 2017 · Apt A3
Close - Heat/hot water
Entire building
Mar 3, 2016 · Apt 2B
Close - Heat/hot water
Entire building
Jan 23, 2016 · Apt C1
Close - Appliance
Electric/gas range
Aug 18, 2006 · Apt C2
Close
Show 22 more ↓
- Plumbing
Bathtub/shower
Aug 18, 2006 · Apt C2
Close - General
Doors
Aug 18, 2006 · Apt C2
Close - General
Ceramic-tile
Aug 18, 2006 · Apt C2
Close - Paint/plaster
Wall
Aug 18, 2006 · Apt C2
Close - General
Mold
Aug 18, 2006 · Apt C2
Close - General
Doors
Aug 18, 2006 · Apt C2
Close - Plumbing
Bathtub/shower
Aug 18, 2006 · Apt C2
Close - General
Doors
Aug 18, 2006 · Apt C2
Close - General
Floor
Aug 18, 2006 · Apt C2
Close - General
Floor
Aug 18, 2006 · Apt C2
Close - General
Floor
Aug 18, 2006 · Apt C2
Close - Plumbing
Basin/sink
Aug 18, 2006 · Apt C2
Close - Nonconst
Rubbish
Aug 18, 2006 · Apt C2
Close - Nonconst
Vermin
Aug 18, 2006 · Apt C2
Close - Nonconst
Vermin
Aug 18, 2006 · Apt C2
Close - General
Floor
Aug 18, 2006 · Apt C2
Close - General
Floor
Aug 18, 2006 · Apt C2
Close - Plumbing
Toilet
Aug 18, 2006 · Apt C2
Close - Paint/plaster
Wall
Aug 18, 2006 · Apt C2
Close - Paint/plaster
Ceiling
Aug 18, 2006 · Apt C2
Close - Plumbing
Water-leaks
Nov 4, 2004 · Apt A4
Close - Paint/plaster
Wall
Oct 16, 2004 · Apt A4
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Walk-up apartment building (C4)
- Year built
- 1900
- Floors
- 5
- Residential units
- 20
- Building area
- 9,195 ft²
- Lot area
- 2,212 ft²
- Zoning
- R8B
- Community board
- 103
- Council district
- 2
- Block / lot
- 437 / 42
- Assessed value
- $1,498,950
- Landmark / historic district
- No
HPD registration #106361, last renewed Sep 10, 2025.
Questions about 421 East 9 Street
Who owns 421 East 9 Street?
The owner of record in NYC Department of City Planning PLUTO data is Marlin Realty Associates.
Does 421 East 9 Street have violations?
Yes. NYC HPD has recorded 5 housing violations at this property.
Is 421 East 9 Street rent stabilized?
NYC Department of Finance tax bills listed 7 rent-stabilized units here in 2024 (about 35% of its 20 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.
When was 421 East 9 Street built?
City records list 1900 as the year it was built.
How many apartments are in 421 East 9 Street?
It has 20 residential units.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.