Does 823 Marcy Avenue, Brooklyn have open violations?

Yes. 823 Marcy Avenue, Brooklyn had 27 open violations on September 27, 2026: 27 from HPD. 11 are Class C, the class HPD treats as immediately hazardous. The oldest open HPD violation has been open 31 years, since May 16, 1995.

Is 823 Marcy Avenue, Brooklyn getting better or worse?

Open violations are sitting, with little movement either way. 11 open Class C, with nothing filed or new in the last 180 days. That window ends September 27, 2026. It compares certifications filed with new Class C violations, and it describes what happened, not what anyone intends.

Does 823 Marcy Avenue, Brooklyn have active DOB violations?

Yes. 15 active DOB violations, most of them for low-pressure boilers. The newest was issued November 14, 2025. The Department of Buildings writes these separately from HPD's housing violations, for things like boilers, elevators, facades, construction and energy filings. Each one stays active until DOB resolves or dismisses it.

When was 823 Marcy Avenue, Brooklyn built?

The city's record gives 1883 as the year 823 Marcy Avenue, Brooklyn was built, in the Department of City Planning's PLUTO tax-lot file. The same file classes it as a walk-up apartment building with 3 floors.

How many apartments does 823 Marcy Avenue, Brooklyn have?

The Department of City Planning's PLUTO tax-lot file lists 4 residential units at 823 Marcy Avenue, Brooklyn. The count is for the whole tax lot.

Where do these numbers come from?

From New York City's own data: HPD housing violations and OATH/ECB hearing results, read whole rather than sampled. It also draws on DOB violations and the city's PLUTO tax-lot file. This page is current through September 27, 2026. The city's data changes daily, so a violation certified after that can still show as open here; the city's own page for this building is linked above.

823 Marcy Ave, Brooklyn

BBL 3-01819-0005

Built 1883
3 floors
4 residential units
Walk-up apartment building

En español: 11 violaciones de Clase C abiertas (peligro inmediato) y 27 abiertas en total. La más antigua del HPD lleva 31 años abierta, desde el 16 de mayo de 1995.

Open violations are sitting, with little movement either way. 11 open Class C, with nothing filed or new in the last 180 days.

The oldest open HPD violation has been open 31 years, since May 16, 1995.

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11 open Class C. The oldest open HPD violation was filed May 16, 1995.

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HPD takes complaints from tenants through 311.

DOB violations: 15 active DOB violations, most of them for low-pressure boilers. The newest was issued November 14, 2025.

Open violations by class. A party is named only where the building's HPD registration covers the date a violation was filed.

Filed	Category	Status	Number
Class C	11 open most often Fire Safety
August 13, 2025	Fire Safety	Notice sent	18158480
August 13, 2025	Fire Safety	Notice sent	18158479
June 14, 2024	Lead Paint	Defect letter sent	17061889
June 14, 2024	Lead Paint	Defect letter sent	17061886
June 14, 2024	Fire Safety	Notice sent	17061658
June 14, 2024	Fire Safety	Notice sent	17061656
June 14, 2024	Fire Safety	Notice sent	17061653
June 14, 2024	Fire Safety	Notice sent	17049416
May 25, 2024	Vermin / Infestation	Notice sent to tenant	16998360
May 25, 2024	Vermin / Infestation	Notice sent to tenant	16998359
The report lists all 11, each with the city's own words and the date on its notice. What the report adds
Class B	16 open most often Mold
August 13, 2025		Notice sent	18158476
August 10, 2025	Mold	No access to reinspect (first try)	18500973
August 10, 2025		Notice sent	18152298
August 10, 2025		Notice sent	18152296
August 10, 2025		Notice sent	18152293
June 14, 2024	Mold	No access to reinspect (first try)	17354940
June 14, 2024	Mold	No access to reinspect (first try)	17354939
June 14, 2024		Notice sent	17055998
April 4, 2024	Mold	No access to reinspect (first try)	17172370
April 4, 2024	Mold	No access to reinspect (first try)	17172369
The report lists all 16, each with the city's own words and the date on its notice. What the report adds

The full report on 823 Marcy Ave, Brooklyn

All 27 open violations, each with the city's own words and the date on its notice.
What each status means, and how many of these carry it.
How it compares with other Brooklyn buildings its size.
Every other record on this page, on a cover you can forward.

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