You've used all your free reports this month. Create a free account to keep checking buildings.
Create free account Log in
Free Building Background Check

3211 Flatbush Avenue

BROOKLYN, NY 11210 BBL 3075780001 141 units · 6 floors · 1957

Create a free account to view the full analysis for this building and 412 others nearby.

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

Sign in to see how this building compares to others in Flatlands.

Rent & eviction protection

Is 3211 Flatbush 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 1957
6 or more units
141 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

AI insights require an account

Sign in or create a free account to read the AI-generated summary for this building.

How we score buildings

How 3211 Flatbush 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
8th percentile

Out of 412 buildings in this neighborhood, 33 have a higher predicted risk.

RiskiestSafest
Predicted violation outcome
1.1%
No serious
violations
9.0%
Some violations
(1–9)
90.0%
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.

Hazardous violations (past 7 years)

HPD violations classified as hazardous — things like mold, peeling lead paint, or broken heat.

Emergency violations (past 7 years)

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

Building characteristics
Total units141
Floors6
Year built1957
Gross area141,880 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.

3211 Avenue I, New York, NY 11210
861 East 32nd St, New York, NY 11210
863 East 32nd St, New York, NY 11210
865 East 32nd St, New York, NY 11210
867 East 32nd St, New York, NY 11210
869 East 32nd St, New York, NY 11210
871 East 32nd St, New York, NY 11210
873 East 32nd St, New York, NY 11210
875 East 32nd St, New York, NY 11210
877 East 32nd St, New York, NY 11210
879 East 32nd St, New York, NY 11210
1660 Flatbush Ave, New York, NY 11210
1662 Flatbush Ave, New York, NY 11210
1664 Flatbush Ave, New York, NY 11210
1666 Flatbush Ave, New York, NY 11210
1668 Flatbush Ave, New York, NY 11210
1670 Flatbush Ave, New York, NY 11210
Who's behind the building

3211 Flatbush 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
Halldale Bldg Corp
Address
1261 39Th Street 3Rd Fl
Brooklyn, NY 11218
Landlord portfolio

Other properties owned.

Portfolio data hidden

Sign up to see all properties owned by this landlord, with risk grades for each.

Create free account
What residents say

Reviews from 3211 Flatbush Avenue tenants

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

Share your experience — Help other renters by leaving an honest review

Loading reviews…

On the map

Compare nearby alternatives

This building and nearby alternatives, color-coded by risk level. Click any marker to explore.

Buildings nearby
Loading…

You've reached your free report limit

Create a free account to view 5 buildings a month — no credit card needed.

Create free account Log in

Or see paid plans for unlimited access

Watch 3211 Flatbush Avenue
Get an email the moment a new violation or complaint is filed.