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Free Building Background Check

121 Atlantic Avenue

BROOKLYN, NY 11201 BBL 3002750024 5 units · 4 floors · 1849

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HPD violations vs. neighborhood
Class B/C violations on record vs. a typical building in Brooklyn Heights
? vs. avg
Fewer violations More violations

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Rent & eviction protection

Is 121 Atlantic Avenue rent-stabilized?

Rent stabilization caps how much your rent can rise and protects your right to renew. Here's how this building scores on the four signals that usually point to it.

Built before 1974
Built 1849
6 or more units
5 units
Registered with RGB
Not found
421-A / J-51 abatement
None found
Likely not rent stabilized. This building doesn't show the typical signals — but confirm with the DHCR (Division of Housing and Community Renewal) if you suspect otherwise.

Based on public NYC records. Not legal advice — verify with the DHCR (Division of Housing and Community Renewal) at apps.hcr.ny.gov.

Augrented Insights
AI summary · updated June 2026

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How we score buildings

How 121 Atlantic Avenue's risk score is calculated

We trained a model on 7 years of city inspection data — HPD violation filings, tenant complaints, and owner track records across their entire portfolio. It estimates the probability that HPD inspectors will find serious or dangerous violations at this address in the next 12 months. Lower % = safer.

What the score means for you

Neighborhood percentile
29th percentile

Out of 610 buildings in this neighborhood, 177 have a higher predicted risk.

RiskiestSafest
Predicted violation outcome
65.0%
No serious
violations
30.7%
Some violations
(1–9)
4.3%
Many violations
(10+)
Risk factors

What's driving this score

These are the three data points that most influenced this building's score — ranked by how much weight the model placed on each one.

City fines, landlord's portfolio

Total ECB fines across all of this landlord's buildings over 7 years.

DOB complaints, property manager's portfolio

Building complaints logged against properties under this manager.

Emergency violations, property manager's portfolio

Emergency violations across buildings under this property manager.

Building characteristics
Total units5
Floors4
Year built1849
Gross area4,724 sq ft
Building class
Tax abatementNone
Issue trend & model projection

Violations & complaints per year — solid line is historical record, dashed line is AI projection.

Multiple entrances & addresses

Included addresses

All street addresses that share this building's BBL and are covered by this report.

121 Atlantic Ave, New York, NY 11201
311 Henry St, New York, NY 11201
Who's behind the building

121 Atlantic Avenue's landlord & ownership

The people and companies registered to this building, the other properties they run, and their court record. A landlord's wider portfolio is often the best predictor of how your building will be treated.

Corporate Owner

Registered contact for this building.

Name
Safi 121, LLC
Address
Po Box 23908
Brooklyn, NY 11201
Landlord portfolio

Other properties owned.

Portfolio data hidden

We found 5 other properties owned by this landlord. Unlock the report to see their addresses and risk grades.

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What residents say

Reviews from 121 Atlantic Avenue tenants

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On the map

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