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Free Building Background Check

8728 21 Avenue

BROOKLYN, NY 11214 BBL 3064110056 3 units · 2 floors · 1925

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

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Rent & eviction protection

Is 8728 21 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 1925
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 8728 21 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
94th percentile

Out of 805 buildings in this neighborhood, 757 have a higher predicted risk.

RiskiestSafest
Predicted violation outcome
93.3%
No serious
violations
4.8%
Some violations
(1–9)
1.9%
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.

Neighborhood location

The model uses precise location as a proxy for neighborhood-level risk patterns — some blocks have systematically higher violation rates.

Building age

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

Minor violation rate, landlord's portfolio

Per-building rate of minor violations across the landlord's portfolio.

Building characteristics
Total units3
Floors2
Year built1925
Gross area3,667 sq ft
Building class
Tax abatementNone
Issue trend & model projection

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

Who's behind the building

8728 21 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.

Head Officer

Registered contact for this building.

Name
Yu Hong Yu-Leung
Address
8728 21St Ave
Bklyn, NY 11214
Landlord portfolio

Other properties owned.

Portfolio data hidden

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What residents say

Reviews from 8728 21 Avenue tenants

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On the map

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