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Free Building Background Check

3724 Flatlands Avenue

BROOKLYN, NY 11234 BBL 3076990046 6 units · 3 floors · 1928

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

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Rent & eviction protection

Is 3724 Flatlands 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 1928
6 or more units
6 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 3724 Flatlands 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
9th percentile

Out of 76 buildings in this neighborhood, 7 have a higher predicted risk.

RiskiestSafest
Predicted violation outcome
27.2%
No serious
violations
47.5%
Some violations
(1–9)
25.3%
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.

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 units6
Floors3
Year built1928
Gross area4,950 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.

1502 East 38th St, New York, NY 11234
3724 Flatlands Ave, New York, NY 11234
Who's behind the building

3724 Flatlands 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.

Joint Owner

Registered contact for this building.

Name
Joanne Colella
Address
217-17 Rockaway Pk Blvd
Breezy Point, NY 11697
Landlord portfolio

Other properties owned.

Portfolio data hidden

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What residents say

Reviews from 3724 Flatlands Avenue tenants

Real experiences from people who have lived here. Share your honest feedback to help others make informed decisions.

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On the map

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