Free Building Background Check

39-21 47 Avenue

QUEENS, NY 11104 BBL 4001950001 38 units · 4 floors · 1927

This building has a severe track record, and our model predicts major ongoing maintenance failures.

HPD violations vs. neighborhood
Class B/C violations on record vs. a typical building in Sunnyside
Above average
avg 15.7
60
Fewer violations More violations

This building has 60 recorded HPD violations, above the Sunnyside average of 15.7.

Rent & eviction protection

Is 39-21 47 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 1927
6 or more units
38 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 39-21 47 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
12th percentile

Out of 856 buildings in this neighborhood, 103 have a higher predicted risk.

RiskiestSafest
Predicted violation outcome
6.5%
No serious
violations
53.7%
Some violations
(1–9)
39.9%
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.

Hazardous violations (past 7 years)

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

311 housing calls (past 7 years)

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

Tenant HPD complaints (past 7 years)

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

Don't stop here — this is just the surface.

The full report adds 30+ data sets, complete violation history, landlord portfolio and court record. Or keep reading free:

What's in the 39-21 47 Avenue report

Building characteristics
Total units38
Floors4
Year built1927
Gross area27,000 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.

4554 39th Pl, New York, NY 11104
4556 39th Pl, New York, NY 11104
4558 39th Pl, New York, NY 11104
3911 47th Ave, New York, NY 11104
3913 47th Ave, New York, NY 11104
3915 47th Ave, New York, NY 11104
3917 47th Ave, New York, NY 11104
3919 47th Ave, New York, NY 11104
Who's behind the building

39-21 47 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
S.F.A. Realty LLC
Address
83-26 Lefferts Blvd 6-a
Kew Gardens, NY 11415
Landlord portfolio

Other properties owned.

Portfolio data hidden

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What residents say

Reviews from 39-21 47 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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The story over time

39-21 47 Avenue event timeline

Violations, complaints, fines, and permits — the most recent records on file, in order.

2026
HPD Violation Jun 07 Serious
Class C violation
§ 27-2005 Hmc: Properly Repair Or Replace The Broken Or Defective Pane Glass At Window In The Kitchen Located At Apt 1D, 4Th Story, 2Nd Apa…
HPD Violation Jun 07
Class C violation

See all 18 events

Full history back to 2018 — violations, complaints, permits, bedbug filings, and more.

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Every record we have

Full data for 39-21 47 Avenue apartments

30+ public city datasets for this address — searchable and sortable.

Side by side

How 39-21 47 Avenue compares to the neighborhood

This building against comparable properties in Sunnyside. Toggle filters to narrow the peer group.

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Cancel anytime · Data sourced from NYC Open Data, HPD, DOB, DOF & the courts

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