323 Martense Street, Brooklyn, NY 11226
323 Martense Street is a four-story, 27-unit residential building located in East Flatbush, built in 1922 and currently owned by Barry Rudofsky. The property has experienced recurring heating and hot water issues in 2025, with multiple emergency complaints between January and April 2025, though most were resolved with restoration of services during inspections. The building is currently facing plumbing-related challenges, evidenced by plumbing complaints in 2025 (most recently in May 2025), including issues with toilets and drains, though some inspections could not be completed, requiring tenants to refile complaints. The building underwent a serious incident in late 2023 regarding illegal occupancy, with a $2,500 fine issued for converting a unit (D3) into an SRO with only fire escape access, though this violation has since been resolved.
The property has a history of bedbug infestations, with nine recorded incidents between 2019 and 2024, though the most recent two reports (2024-2025) show no active infestations. More recent building conditions were documented in late 2023 to early 2024, particularly affecting apartment C1, with violations recorded for inadequate heat and hot water supply, defective doors, and damaged plastered surfaces. The building experienced some accessibility concerns, with complaints filed in 2023-2024 regarding locked egress, though inspections reportedly could not gain access to confirm these issues. While some violations have been promptly addressed and closed, others have persisted, such as the needing to provide ready access to the building's heating system, though many previous violations were resolved through corrective actions or inspections confirming compliance.
The building's recent history shows a pattern of infrastructure challenges, particularly affecting basic services like heat and hot water, along with intermittent plumbing issues. However, the property has maintained compliance with bedbug reporting requirements in recent years, showing efforts to address previous infestations. The ongoing nature of some heating/hot water and plumbing complaints suggests continuing maintenance challenges, while the resolved illegal occupancy issue demonstrates the presence of enforcement actions when warranted. The building's documented history reflects typical issues for an older residential structure in NYC, with particular emphasis on systems maintenance rather than structural concerns.
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Building Characteristics
Total units | 27 |
---|---|
Year built | 1922 |
Total area | 22260 sq ft |
Floors | 4 |
Tax Abatements | None |
Building Class | NEW LAW TENEMENT |

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Key Building Statistics
Included Addresses
- 317 Martense St, New York, NY 11226
- 319 Martense St, New York, NY 11226
- 321 Martense St, New York, NY 11226
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