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491 Amsterdam Avenue

Manhattan, NY 10024BBL 1-01214-0063Map

Owner of record: Mendmat, Ltd. C/O Ema

491 Amsterdam Avenue is a walk-up apartment building built in 1891 in Manhattan, 10024. It has 17 residential units across 5 floors. The owner of record is Mendmat, Ltd. C/O Ema. HPD has recorded 62 housing violations here, most recently on January 6, 2025. 20 of the 50 most recent violations are still open. City tax records listed 16 rent-stabilized apartments here in 2024.

HPD violations
62
DOB violations
4
ECB violations
1
HPD complaints
36

What to know

Concern
6 open Class C

Immediately hazardous issues among recent violations are still open.

Good
Last violation Jan 6, 2025

Date of the most recent HPD inspection that found a problem.

Good
No unpaid ECB fines

No balance due on recent ECB violations.

Rent stabilization

Rent-stabilized units in 2024
16
About 94% of the building's 17 apartments

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.

Stabilized units by tax-bill year

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 · 62

  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 5b, 5th story, 1st apartment from east at south

    Jan 6, 2025 · Apt 5B

    Closed — Violation closed
  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 5c, 5th story, 1st apartment from north at east

    Jan 6, 2025 · Apt 5C

    Closed — Violation closed
  • C

    Replace or repair the self-closing doors that is missing or defective door frame in the entrance located at apt 5c, 5th story, 1st apartment from north at east

    Jan 6, 2025 · Apt 5C

    Open — Nov sent out
  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 4c, 4th story, 1st apartment from north at east

    Jan 3, 2025 · Apt 4C

    Closed — Violation closed
  • C

    Replace or repair the self-closing doors that is missing or defective latch set at vestibule door at public hall, 1st story

    Jan 2, 2025

    Open — Nov sent out
  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 4c, 4th story, 1st apartment from north at east

    Jan 2, 2025 · Apt 4C

    Closed — Violation closed
  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 2a, 2nd story, 1st apartment from west at north

    Jan 2, 2025 · Apt 2A

    Closed — Violation closed
  • B

    Repair or replace the carbon monoxide detecting device(s). missing in the entire apartment located at apt 2a, 2nd story, 1st apartment from west at north

    Dec 24, 2024 · Apt 2A

    Open — Invalid certification
  • C

    Replace or repair the self-closing doors that is missing or defective latch set at vestibule door , 1st story

    Dec 24, 2024

    Open — Nov sent out
  • B

    Remove all obstructions and repair all defects in waistline at bathtub in the bathroom located at apt 4c, 4th story, 1st apartment from north at east

    Dec 6, 2024 · Apt 4C

    Open — Invalid certification
Show 40 more ↓
  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 4c, 4th story, 1st apartment from north at east

    Dec 6, 2024 · Apt 4C

    Closed — Violation closed
  • C

    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 at public hall, 1st story

    Dec 6, 2024

    Open — Invalid certification
  • A

    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

    Dec 6, 2024

    Open — Invalid certification
  • C

    Remove device preventing door from being self-closing hook and eye device at vestibule door at public hall, 1st story

    Dec 6, 2024

    Closed — Violation closed
  • C

    Remove device preventing door from being self-closing hook and eye device installedat building entrance door

    Dec 6, 2024

    Closed — Violation closed
  • C

    Replace or repair the self-closing doors that is missing or defective hinges at building front entrance at public hall, 1st story

    Nov 30, 2024

    Closed — Violation closed
  • C

    Provide hot water at all hot water fixtures in the 1st room from north located at apt 4c, 4th story, 1st apartment from north at east

    Nov 27, 2024 · Apt 4C

    Open — Nov sent out
  • C

    Provide ready access to buildings heating system door locked at basement at boiler room

    Nov 27, 2024

    Open — Nov certified late
  • C

    Provide hot water at all hot water fixtures in the 2nd room from north located at apt 2a, 2nd story, 1st apartment from south at west

    Nov 27, 2024 · Apt 2A

    Closed — Violation closed
  • C

    Remove device preventing door from being self-closing hook and eye at building entrance door at public hall, 1st story

    Oct 19, 2024

    Closed — Violation closed
  • C

    Remove device preventing door from being self-closing hook and eye at vestibule door at public hall, 1st story

    Oct 19, 2024

    Closed — Violation closed
  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 4c, 4th story, 1st apartment from north at east

    Oct 14, 2024 · Apt 4C

    Closed — Violation closed
  • C

    Replace or repair the self-closing doors that is missing or defective hinges at vestibule door

    Oct 14, 2024

    Closed — Violation closed
  • C

    Remove device preventing door from being self-closing hook and eye device at vestibule door

    Oct 14, 2024

    Closed — Violation closed
  • C

    Remove device preventing door from being self-closing hook and eye device at building entrance door

    Oct 14, 2024

    Closed — Violation closed
  • A

    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, 2024

    Closed — Violation dismissed
  • I

    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 15, 2023

    Closed — Violation dismissed
  • A

    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 15, 2023

    Closed — Violation dismissed
  • I

    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 2, 2022

    Closed — Violation dismissed
  • A

    Paint with light colored paint to the satisfaction of this department at ceiling at public hall, 1st story

    May 23, 2022

    Closed — Violation dismissed
  • B

    Properly repair with similar material the broken or defective fire retardant material at ceiling at public hall, 1st story

    May 23, 2022

    Closed — Violation dismissed
  • B

    Properly repair the source and abate the evidence of a water leak at ceiling at public hall, 1st story

    May 23, 2022

    Closed — Violation dismissed
  • C

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the bathroom located at apt 3b, 3rd story, 1st apartment from east at south

    May 23, 2022 · Apt 3B

    Closed — Violation dismissed
  • B

    Properly repair the source and abate the evidence of a water leak at ceiling in the bathroom located at apt 3b, 3rd story, 1st apartment from east at south

    May 23, 2022 · Apt 3B

    Closed — Violation dismissed
  • I

    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 1, 2021

    Closed — Violation dismissed
  • A

    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
  • A

    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. at public hall, 1st story

    Mar 21, 2021

    Open — Invalid certification
  • A

    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

    Mar 21, 2021

    Open — Invalid certification
  • A

    Post a proper notice of smoke detector requirements, in a form approved by the commissioner, at or near the mail box at public hall, 1st story

    Mar 21, 2021

    Open — Invalid certification
  • A

    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.

    Mar 21, 2021

    Open — Invalid certification
  • A

    Post and maintain a proper notice on wall of the entrance story in english and spanish on the availability of the agencys housing information guide. a sample notice can be found at www.nyc.gov/hpd. at public hall, 1st story

    Mar 21, 2021

    Open — Invalid certification
  • I

    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 6, 2017

    Closed — Violation dismissed
  • I

    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 24, 2016

    Closed — Violation dismissed
  • I

    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 2, 2015

    Closed — Violation dismissed
  • A

    Paint with light colored paint to the satisfaction of this department walls & ceilings 3 sty north apt 3a throughout. , section '' ''

    Dec 5, 1994 · Apt 3A

    Open — Nov sent out
  • A

    Properly repair with similar material the broken or defective ceramic floor tiles 3 sty north apt 3a bathroom. , section '' ''

    Dec 5, 1994 · Apt 3A

    Open — Nov sent out
  • A

    Properly repair the broken or defective lock closet door foyer 3 sty north apt 3a. , section '' ''

    Dec 5, 1994 · Apt 3A

    Open — Nov sent out
  • B

    Abate the nuisance consisting of vermin mice & roaches 3 sty north apt 3a kitchen. , section '' ''

    Dec 5, 1994 · Apt 3A

    Open — Nov certified late
  • B

    Repair or replace the smoke detector missing 3 sty north apt 3a rodriquez. , section '' ''

    Dec 5, 1994 · Apt 3A

    Open — Nov certified late
  • A

    Replace with new the missing vent cover 3 sty north apt 3a bathroom. , section '' ''

    Dec 5, 1994 · Apt 3A

    Open — Nov sent out

DOB building violations · 4

  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2014 inspection report

    Oct 1, 2015

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Lblvio-low pressure boiler boiler required

    Dec 31, 2009

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Mar 26, 2002

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Aug 29, 1995

    Dob violation - active

ECB violations · 1

  • Class - 2

    Observed sidewalk shed at exposure one was installed without permit, in contrary with code.

    Apr 7, 2025 · Penalty $6,250

    Active

Complaints

  • Unsanitary condition

    Garbage/recycling storage

    Jan 21, 2025 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Jan 12, 2025 · Apt BLDG

    Close
  • Unsanitary condition

    Garbage/recycling storage

    Jan 7, 2025 · Apt BLDG

    Close
  • Heat/hot water

    Apartment only

    Jan 6, 2025 · Apt 5C

    Close
  • Heat/hot water

    Entire building

    Jan 6, 2025 · Apt 5C

    Close
  • Heat/hot water

    Apartment only

    Jan 6, 2025 · Apt 5C

    Close
  • Heat/hot water

    Apartment only

    Jan 6, 2025 · Apt 5C

    Close
  • Heat/hot water

    Apartment only

    Jan 6, 2025 · Apt 5C

    Close
  • Heat/hot water

    Apartment only

    Jan 5, 2025 · Apt 5C

    Close
  • Heat/hot water

    Entire building

    Jan 2, 2025 · Apt BLDG

    Close
Show 26 more ↓
  • Heat/hot water

    Apartment only

    Dec 31, 2024 · Apt 3B

    Close
  • Heat/hot water

    Entire building

    Dec 30, 2024 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Dec 30, 2024 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Dec 27, 2024 · Apt BLDG

    Close
  • Heat/hot water

    Apartment only

    Dec 23, 2024 · Apt 3B

    Close
  • Water leak

    Damp spot

    Dec 23, 2024 · Apt 3B

    Close
  • Door/window

    Door

    Dec 23, 2024 · Apt 3B

    Close
  • Heat/hot water

    Entire building

    Dec 22, 2024 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Dec 17, 2024 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Dec 16, 2024 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Dec 1, 2024 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Nov 29, 2024 · Apt BLDG

    Close
  • Plumbing

    Bathtub/shower

    Nov 29, 2024 · Apt 4C

    Close
  • Heat/hot water

    Apartment only

    Nov 29, 2024 · Apt 3B

    Close
  • Heat/hot water

    Entire building

    Nov 28, 2024 · Apt BLDG

    Close
  • Heat/hot water

    Apartment only

    Nov 27, 2024 · Apt 3B

    Close
  • Heat/hot water

    Entire building

    Nov 27, 2024 · Apt 4C

    Close
  • Heat/hot water

    Entire building

    Nov 27, 2024 · Apt 2A

    Close
  • Heat/hot water

    Entire building

    Nov 27, 2024 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Oct 17, 2024 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Oct 14, 2024 · Apt BLDG

    Close
  • Water leak

    Heavy flow

    May 21, 2022 · Apt 3B

    Close
  • Paint/plaster

    Ceiling

    May 21, 2022 · Apt 3B

    Close
  • Electric

    Wiring

    Dec 14, 2020 · Apt 3D

    Close
  • Heating

    Heat related

    Jan 16, 2006 · Apt 2A

    Close
  • Plumbing

    Water supply

    Jan 16, 2006 · Apt 2A

    Close

Sales history

No recorded sales in our data

Sales come from the NYC Department of Finance rolling sales file.

Building details

Building type
Walk-up apartment building (C7)
Year built
1891
Floors
5
Residential units
17
Building area
9,020 ft²
Lot area
2,271 ft²
Zoning
C2-7A
Community board
107
Council district
6
Block / lot
1214 / 63
Assessed value
$943,200
Landmark / historic district
Upper West Side / Central Park West Historic District

HPD registration #109086, last renewed Sep 5, 2025.

Questions about 491 Amsterdam Avenue

Who owns 491 Amsterdam Avenue?

The owner of record in NYC Department of City Planning PLUTO data is Mendmat, Ltd. C/O Ema.

Does 491 Amsterdam Avenue have violations?

Yes. NYC HPD has recorded 62 housing violations at this property.

Is 491 Amsterdam Avenue rent stabilized?

NYC Department of Finance tax bills listed 16 rent-stabilized units here in 2024 (about 94% of its 17 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.

When was 491 Amsterdam Avenue built?

City records list 1891 as the year it was built.

How many apartments are in 491 Amsterdam Avenue?

It has 17 residential units and 18 units in total.

Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.