840A 9th Avenue, Manhattan, NY 10019
840A 9th Avenue, a 6-story, 102-unit building constructed in 1942 and currently owned by David Steinberg, has experienced significant maintenance and safety issues throughout 2024-2025. The building is currently facing multiple open complaints including wall and ceiling paint/plaster issues as of June 2025, ongoing problems with flooring as of March 2025, and three emergency plumbing-related complaints from June 2025.
A pattern of heat and hot water system problems was evident in early 2025, with multiple complaints between January 14-22 that year. The building has also faced inspection-related issues, including multiple open violations for failing to file annual external low-pressure inspections from 2018-2023 and a recent active violation for work completed in Apartment 2M while under a stop work order. Recent safety inspections revealed several violations requiring attention, particularly related to building systems and safety equipment.
In 2024, violations were documented for defective smoke detectors and carbon monoxide detectors in Apartments 4E and 1K, and issues with self-closing doors in various apartments. The building has maintained a regular bedbug reporting record from 2021-2025 showing no reported infestations, and recent rodent inspections in 2023 documented some rat activity with regular bait applications noted. The Department of Buildings has multiple active violations related to exterior maintenance and safety systems, though many violations from 2019-2022 related to egress and occupancy issues have been resolved.
840A 9th Avenue Report Contents
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Building Characteristics
| Total units | 102 |
|---|---|
| Year built | 1942 |
| Total area | 100000 sq ft |
| Floors | 6 |
| Tax Abatements | None |
| Building Class | HEREAFTER ERECTED CLASS A |

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Key Building Statistics
Included Addresses
- 830 9th Ave, New York, NY 10019
- 832 9th Ave, New York, NY 10019
- 834 9th Ave, New York, NY 10019
- 836 9th Ave, New York, NY 10019
- 838 9th Ave, New York, NY 10019
- 360 West 55th St, New York, NY 10019
- 362 West 55th St, New York, NY 10019
- 364 West 55th St, New York, NY 10019
- 366 West 55th St, New York, NY 10019
- 368 West 55th St, New York, NY 10019
- 370 West 55th St, New York, NY 10019
- 372 West 55th St, New York, NY 10019
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