397 Nostrand Ave, Brooklyn

BBL 3-01823-0002

Built 1931
4 floors
4 residential units
Walk-up apartment building

En español: 15 violaciones de Clase C abiertas (peligro inmediato) y 24 abiertas en total.

Open violations are sitting, with little movement either way. 15 open Class C, with nothing filed or new in the last 180 days.

Is this your building?

I own or manage itAsk for one introduction

I live hereWhere to report a condition

I'm buying itWhat the building report covers

I clear violationsRequest a sample file

15 open Class C.

We read every request ourselves. When a compliance firm we work with can take the building, we introduce you to that one firm. One firm, not a list.

Email or phoneWhat do you need? (optional)I ask to be introduced to one compliance firm about this building. I can withdraw at any time by emailing hello@violationscout.com.

Your details stay with us, and go only to the one firm you are introduced to. No lists, no resale.

¿Es su edificio? Déjenos un correo o un teléfono. Leemos cada solicitud.

Or file it yourself: what it can hold up, and how correction is filed

The case file on a building like this names who is responsible on HPD's registration and how to reach them. We prepare them for firms on our pilot, ranked by how much hazardous work is open.

Request a sample file

The building report reads this record for you: which violations matter, and how long this kind usually takes to clear. It is not on sale yet.

See what the report covers

HPD takes complaints from tenants through 311.

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	15 open
May 30, 2025		Notice sent	17926308
May 30, 2025	Fire Safety	Notice sent	17926307
May 30, 2025	Fire Safety	Notice sent	17926306
May 30, 2025	Fire Safety	Notice sent	17926305
May 30, 2025		Notice sent	17926301
May 30, 2025	Heat / Hot Water	Notice sent	17926298
May 30, 2025		Notice sent	17926295
May 30, 2025	Vermin / Infestation	Notice sent to tenant	17926293
May 30, 2025	Vermin / Infestation	Notice sent to tenant	17926292
May 30, 2025	Heat / Hot Water	Notice sent	17926289
March 5, 2025	Vermin / Infestation	Notice sent to tenant	17735239
March 5, 2025	Vermin / Infestation	Notice sent to tenant	17735238
March 5, 2025	Heat / Hot Water	Notice sent	17735237
March 5, 2025		Notice sent	17735236
March 5, 2025	Heat / Hot Water	Notice sent	17735235
Show all 15Show fewer
Class B	9 open most often Fire Safety
May 30, 2025	Mold	No access to reinspect (first try)	18268064
May 30, 2025		Notice sent	17926303
May 30, 2025		Notice sent	17926302
May 30, 2025		Notice sent	17926300
May 30, 2025		Notice sent	17926299
May 30, 2025		Notice sent	17926296
May 30, 2025		Notice sent	17926294
May 30, 2025	Fire Safety	Notice sent	17926291
May 30, 2025	Fire Safety	Notice sent	17926290

Questions about this building

Does 397 Nostrand Avenue, Brooklyn have open violations?

Yes. 397 Nostrand Avenue, Brooklyn had 24 open violations on September 26, 2026: 24 from HPD. 15 are Class C, the class HPD treats as immediately hazardous.

Is 397 Nostrand Avenue, Brooklyn getting better or worse?

Open violations are sitting, with little movement either way. 15 open Class C, with nothing filed or new in the last 180 days. That window ends September 26, 2026. It compares certifications filed with new Class C violations, and it describes what happened, not what anyone intends.

When was 397 Nostrand Avenue, Brooklyn built?

The city's record gives 1931 as the year 397 Nostrand 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 4 floors.

How many apartments does 397 Nostrand Avenue, Brooklyn have?

The Department of City Planning's PLUTO tax-lot file lists 4 residential units at 397 Nostrand 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 the city's PLUTO tax-lot file. This page is current through September 26, 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.