423 East 9 Street
Manhattan, NY 10009BBL 1-00437-0041Map
Owner of record: Ninth St Apt INC
423 East 9 Street is a walk-up apartment building built in 1900 in Manhattan, 10009. It has 4 residential units across 4 floors. The owner of record is Ninth St Apt INC. HPD has recorded 4 housing violations here, most recently on February 15, 2022.
- HPD violations
- 4
- DOB violations
- 0
- ECB violations
- 3
- 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 · 4
- 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 15, 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 1, 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 5, 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.
Oct 1, 2015
Closed — Violation dismissed
DOB building violations · 0
No DOB violations on record
ECB violations · 3
- Class - 2
Work without a permit: noted open cut between 423 and 425 east 9th st,structure masonry wall cut open approximately 10'x7' combining 2 buildings into 1 space at 1st floor. remedy: obtain permit.
Jul 2, 2025 · Penalty $6,250
Active - Class - 2
Work without a permit. noted open cut between 423 and 425 east 9 st. structural masonry wall cut open approximately 10'x7' containing 2 buildings into 1 space. remedy: obtain permit.
Jul 2, 2025 · Penalty $6,250
Active - Class - 2
Work without permit. noted open cut entryway created between 423 and 425 east 9th street. structural masonry wall cut open approximately 10' x 7' combining 2 buildings into 1 space at 1st floor., obtain all per
Jul 2, 2025 · Penalty $6,250
Active
Complaints
No HPD complaints in our records
Sales history
No recorded sales in our data
Building details
- Building type
- Walk-up apartment building (C6)
- Year built
- 1900
- Floors
- 4
- Residential units
- 4
- Building area
- 3,396 ft²
- Lot area
- 1,415 ft²
- Zoning
- R8B
- Community board
- 103
- Council district
- 2
- Block / lot
- 437 / 41
- Assessed value
- $1,558,800
- Landmark / historic district
- No
HPD registration #132092, last renewed Sep 10, 2025.
Questions about 423 East 9 Street
Who owns 423 East 9 Street?
The owner of record in NYC Department of City Planning PLUTO data is Ninth St Apt INC.
Does 423 East 9 Street have violations?
Yes. NYC HPD has recorded 4 housing violations at this property.
Is 423 East 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 423 East 9 Street built?
City records list 1900 as the year it was built.
How many apartments are in 423 East 9 Street?
It has 4 residential units.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.