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ViolationScout3 open Class C, with nothing filed or new in the last 180 days.Your building
Buildings409 7 Avenue, BrooklynCurrent through

409 7th Ave, Brooklyn

BBL 3-01100-0008 Park Slope Historic District Extension

Built
1886
Floors
4
Residential units
6
Building type
Residence with stores or offices
Zoning district
R6A
Lot area
2,446 sq ft
Floor area
6,388 sq ft
Last sale
$3,950,000

En español: 3 violaciones de Clase C abiertas (peligro inmediato). La más antigua del HPD lleva 2 años abierta, desde el 1 de octubre de 2024.

Open now

  1. 3

    Class C, immediately hazardous. Most often Vermin / Infestation.

    Oldest open since

    Get these certified

Open violations are sitting, with little movement either way. 3 open Class C, with nothing filed or new in the last 180 days.

The original certify-by dates on the 3 open HPD violations have all passed. The latest was March 21, 2025. The report prints the date beside each one.

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3 open Class C. The oldest open HPD violation was filed October 1, 2024.

A firm we work with can take these on. We reply within one business day with the firm's name. You decide whether to talk to them. One firm, not a list.

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

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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.

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The building report reads this record for you: every open violation in the city's own words, what each status means, and how the building compares with others its size. Usually ready within 15 minutes of payment.

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HPD takes complaints from tenants through 311.

For a letter to your landlord or a housing court case, the report lists every open violation here, each in the city's own words with the date on its notice. Get the report, $19

DOB permits
DOB NOW lists 4 work permits here, the newest issued May 16, 2024, for General Construction work.
  • General Construction, issued May 16, 2024, signed off.
  • Boiler Equipment, issued August 28, 2023, signed off.
  • General Construction, issued March 9, 2023, signed off.

The newest 3 of 4 permits DOB NOW lists here. The report lists all 4, with job numbers and each job's estimated cost. What the report adds

Bedbug report
Filed December 5, 2025, for the year to October 31, 2025. Buildings with 3 or more apartments file one with HPD every year.
Rent stabilization
Has rent-stabilized apartments (2024 registration).

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

FiledCategoryStatusNumber
Class C3 open most often Vermin / Infestation
Vermin / InfestationDefect letter sent17706557
Vermin / InfestationDefect letter sent17313153
Vermin / InfestationDefect letter sent17313152

The full report on 409 7th Ave, Brooklyn

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Usually ready within 15 minutes of payment, on your order page and by email. If it tells you nothing you did not already know, reply and we refund it.

The most common category among the open records here is vermin and pests.

Vermin and pests in Brooklyn

Nearby buildings

Questions about this building

Does 409 7 Avenue, Brooklyn have open violations?

Yes. 409 7 Avenue, Brooklyn had 3 open violations on October 10, 2026: 3 from HPD. 3 are Class C, the class HPD treats as immediately hazardous. The oldest open HPD violation has been open 2 years, since October 1, 2024.

Is 409 7 Avenue, Brooklyn getting better or worse?

Open violations are sitting, with little movement either way. 3 open Class C, with nothing filed or new in the last 180 days. That window ends October 10, 2026. It compares certifications filed with new Class C violations, and it describes what happened, not what anyone intends.

When did 409 7 Avenue, Brooklyn last file its bedbug report?

On December 5, 2025, for the year to October 31, 2025. HPD asks the owner of every building with 3 or more apartments for this report once a year, covering November 1 to October 31, including buildings that had no bedbugs.

Is 409 7 Avenue, Brooklyn rent stabilized?

The building has rent-stabilized apartments on its 2024 registration. That comes from the Rent Guidelines Board's list of buildings with at least one stabilized apartment registered that year. Buildings that registered late are left off, and a 421-a or J-51 building can leave stabilization when its tax benefit ends. A particular apartment's status is for NYS HCR to say.

When was 409 7 Avenue, Brooklyn built?

The city's record gives 1886 as the year 409 7 Avenue, Brooklyn was built, in the Department of City Planning's PLUTO tax-lot file. The same file classes it as a residence with stores or offices with 4 floors.

How many apartments does 409 7 Avenue, Brooklyn have?

The Department of City Planning's PLUTO tax-lot file lists 6 residential units at 409 7 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 Rent Guidelines Board's stabilized-building lists, DOB NOW work permits, HPD's annual bedbug reports, the city's PLUTO tax-lot file and DOF's property sales records. This page is current through October 10, 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.

Sources. HPD housing violations and OATH/ECB hearing results, plus the Rent Guidelines Board's stabilized-building lists, DOB NOW work permits, HPD's annual bedbug reports, the city's PLUTO tax-lot file and DOF's property sales records. Counts cover HPD Class B and C violations from the last 3 years that HPD still shows open, and OATH/ECB summonses from the same 3 years that the city still shows active. The city's own pages can show more, never fewer.

Cite this page

ViolationScout, 409 7th Ave, Brooklyn: 6 units, 3 open Class C, from New York City's HPD violation and OATH/ECB hearing data. Figures through October 10, 2026. https://violationscout.com/building/409-7-avenue-brooklyn

How we count: /method.

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