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Free Building Background Check

2123 Avenue Z

BROOKLYN, NY 11235 BBL 3074410331 3 units · 2 floors · 1930

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

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Rent & eviction protection

Is 2123 Avenue Z 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 1930
6 or more units
3 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 2123 Avenue Z'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
67th percentile

Out of 1389 buildings in this neighborhood, 931 have a higher predicted risk.

RiskiestSafest
Predicted violation outcome
90.2%
No serious
violations
6.5%
Some violations
(1–9)
3.2%
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.

Corporate ownership

Whether this building is registered to a corporate entity rather than an individual. Corporate owners tend to have distinct portfolio patterns.

Building code violations (past 7 years)

Building code violations issued by the Dept. of Buildings (separate from HPD housing violations).

Building age

Older buildings tend to have more maintenance challenges, particularly pre-war construction without modern infrastructure.

Building characteristics
Total units3
Floors2
Year built1930
Gross area2,181 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.

2123 Avenue Z, New York, NY 11235
2574 East 22nd St, New York, NY 11235
2576 East 22nd St, New York, NY 11235
2578 East 22nd St, New York, NY 11235
2580 East 22nd St, New York, NY 11235
2582 East 22nd St, New York, NY 11235
Who's behind the building

2123 Avenue Z'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
2123 Ave Z LLC
Address
2121 Ave Z
Brooklyn, NY 11235
Landlord portfolio

Other properties owned.

Portfolio data hidden

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What residents say

Reviews from 2123 Avenue Z tenants

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On the map

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