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Free Building Background Check

340 Webster Avenue

BROOKLYN, NY 11230 BBL 3054250001 80 units · 6 floors · 1956

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

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Rent & eviction protection

Is 340 Webster 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 1956
6 or more units
80 units
Registered with RGB
Not found
421-A / J-51 abatement
None found
Potential rent stabilization. Building age and size suggest eligibility — confirm with the DHCR (Division of Housing and Community Renewal) or request a rent history.

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 340 Webster 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 893 buildings in this neighborhood, 170 have a higher predicted risk.

RiskiestSafest
Predicted violation outcome
12.2%
No serious
violations
61.5%
Some violations
(1–9)
26.3%
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.

Tenant HPD complaints (past 7 years)

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

311 housing calls (past 7 years)

311 calls from or about this address logged as housing-related over 7 years.

Emergency violations (past 7 years)

HPD violations classified as immediately dangerous — fires, raw sewage, no heat in winter.

Building characteristics
Total units80
Floors6
Year built1956
Gross area87,411 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.

671 East 8th St, New York, NY 11230
673 East 8th St, New York, NY 11230
675 East 8th St, New York, NY 11230
677 East 8th St, New York, NY 11230
679 East 8th St, New York, NY 11230
326 Webster Ave, New York, NY 11230
328 Webster Ave, New York, NY 11230
330 Webster Ave, New York, NY 11230
332 Webster Ave, New York, NY 11230
334 Webster Ave, New York, NY 11230
336 Webster Ave, New York, NY 11230
338 Webster Ave, New York, NY 11230
340 Webster Ave, New York, NY 11230
342 Webster Ave, New York, NY 11230
344 Webster Ave, New York, NY 11230
Who's behind the building

340 Webster 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
Seypaul Realty Co Inc.
Address
1229 Broadway 110
Hewlett, NY 11557
Landlord portfolio

Other properties owned.

Portfolio data hidden

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What residents say

Reviews from 340 Webster Avenue tenants

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On the map

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