20 Morningside Avenue, Manhattan, NY 10026
20 Morningside Avenue is a 6-story, 53-unit old law tenement building constructed in 1900 and currently owned by Christina Pimentel. The property has experienced several significant maintenance issues in recent months, with multiple reports of heavy water leaks and plumbing problems between April and May 2025, including violations related to bathtubs/showers. There are also ongoing concerns about unsanitary conditions, including mold, with open complaints as of April 2025.
The building has shown persistent infrastructure challenges, evidenced by multiple emergency service requests this year alone, and an open electrical lighting complaint from April 2025. Looking at historical data, the building has faced various maintenance challenges, including an infestation of mice in apartment 6J in 2024, multiple plumbing violations, and issues with building safety systems such as door closers and smoke detectors. There have been three documented instances of bedbug infestations (one in 2023 and two in 2020), though recent reports indicate no active infestations since 2024.
The property has undergone several facade inspections, with violations noted for exterior maintenance issues in 2018 and 2022, and there have been multiple rodent activity inspections in 2023-2025 showing inconsistent results. The building's systems have required attention to various safety devices, including carbon monoxide detectors and temperature reporting devices, with violations documented in 2024. Recent inspections have shown some improvement, with passed rodent inspections in 2023-2024, but ongoing water and mold issues remain a concern.
20 Morningside Avenue Report Contents
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Building Characteristics
Total units | 53 |
---|---|
Year built | 1900 |
Total area | 103528 sq ft |
Floors | 6 |
Tax Abatements | None |
Building Class | OLD LAW TENEMENT |

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Key Building Statistics
Included Addresses
- 369 West 116th St, New York, NY 10026
- 371 West 116th St, New York, NY 10026
- 21 Morningside Ave, New York, NY 10026
- 23 Morningside Ave, New York, NY 10026
- 20 Morningside Ave, New York, NY 10026
- 22 Morningside Ave, New York, NY 10026
- 375 West 116th St, New York, NY 10026
- 369 West 116th St, New York, NY 10026
- 371 West 116th St, New York, NY 10026
- 21 Morningside Ave, New York, NY 10026
- 23 Morningside Ave, New York, NY 10026
- 20 Morningside Ave, New York, NY 10026
- 22 Morningside Ave, New York, NY 10026
- 375 West 116th St, New York, NY 10026
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