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Free Building Background Check

850 Clarkson Avenue

BROOKLYN, NY 11203 BBL 3046370010 4 units · 3 floors · 1931

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

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Rent & eviction protection

Is 850 Clarkson 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 1931
6 or more units
4 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 850 Clarkson 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
19th percentile

Out of 3414 buildings in this neighborhood, 649 have a higher predicted risk.

RiskiestSafest
Predicted violation outcome
18.0%
No serious
violations
58.8%
Some violations
(1–9)
23.2%
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.

Serious violations last 1–2 years

HPD found serious or dangerous conditions at this address recently — the strongest signal of problems ahead.

Tenant HPD complaints (past 7 years)

Formal complaints tenants filed with HPD about this address over the last 7 years.

Neighborhood location

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

Building characteristics
Total units4
Floors3
Year built1931
Gross area4,888 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.

850 Clarkson Ave, New York, NY 11203
222 East 51st St, New York, NY 11203
224 East 51st St, New York, NY 11203
226 East 51st St, New York, NY 11203
228 East 51st St, New York, NY 11203
230 East 51st St, New York, NY 11203
Who's behind the building

850 Clarkson 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
Gotham Homes 4 LLC
Address
8810 136 Street
Richmond Hill, NY 11418
Landlord portfolio

Other properties owned.

Portfolio data hidden

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What residents say

Reviews from 850 Clarkson Avenue tenants

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On the map

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