How well maintained is this building?

There are 7 open HPD violations on record, including 4 Class C (the city's most serious category). That's higher than typical for the neighborhood (1 average per building).

Is this building rent-stabilized?

Yes — this building appears on the DHCR rent-stabilized building list. Ask the landlord to confirm whether a specific apartment is stabilized.

How noisy is this building?

Neighbors filed 6 noise complaints with 311 in the past year, above the neighborhood median of 1 among buildings with any noise complaints.

How responsive is management to problems?

Resolved violations at this building closed in about 1286 days on average (NYC average is roughly 45 days). Open items are listed in the Safety & Violations section above.

What does it cost to live here?

We don't have current listings for this building. Typical asking rent in Sunset Park is about $3,833/month for a one-bedroom.

4001 7th Avenue

Sunset Park·Brooklyn

⚪Pre-War

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Violation & building data

Violation data updated 13 hours ago

Sources: NYC Department of Buildings, NYC Housing Preservation & Development +1 more

Building overview

Area Avg$3,8331-bed neighbourhood

Value—needs listing data

Violations4 critical

BuildingWalk-up

Data as of Sep 1, 2026

Building Quality

How is this calculated?

0.0/ 10Significant Issues

Based on open violations, 311 complaint patterns, and amenities.

Unit Value

How is this calculated?

Limited data — verify with a tour.

Compared to typical rent for this neighborhood and bedroom count.

Highlights

What's great about this place

Pre-war character
Built in 1924

Things to Know

Real considerations before you sign

Open critical violations
4 Class C (immediately hazardous)
Top complaint type at this building
6 noise complaints in past year
Higher noise than typical for the neighborhood
6 noise complaints in past year (vs 1 median)

How we pick these

Neighbourhood mapOpen in Google Maps

About this building

A 4-story building located in Sunset Park (Central), containing 44 residential units. Built in 1924.

Neighborhood

Sunset Park →

The neighborhood: Sunset Park

Brooklyn · 10,801 buildings tracked

Median asking rent: $3,833 1BR · $3,800 2BR

4thAvBeachSea

6 subway stations nearby

6 parks · 5.5 acres · incl. John Allen Payne Playground

Full Sunset Park guide

Available Units

0 active

No past listings.

Past and off-market units will appear here when data is available.

Safety & Violations

Safety Record

Active Violations

Higher than typical for this neighborhood (7 vs 1 average per building).

Top issues

Safety2
Lead Paint2
Mold1

Severity Key

Class C: Immediately Hazardous (Major)
Class B: Hazardous (Moderate)
Class A: Non-Hazardous (Minor)

Show Critical Only (Class C)

Safety
C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGES IN THE ENTRANCE LOCATED AT APT FOUR8, 4th STORY, 1st APARTMENT FROM EAST AT SOUTH
Aug 26, 2026Class C
Safety
M/D LAW ABATE THE NUISANCE CONSISTING OF KEY OPERAPATED LOCKED AT DOOR LEADING TO FIRE ESCAPE ROOM IN THE 1st ROOM FROM NORTH AT EAST LOCATED AT APT 29, 2nd STORY, 2nd APARTMENT FROM WEST AT NORTH
Aug 19, 2026Class C
Mold
THE SOURCE AND ABATE THE NUISANCE CONSISTING OF MOLD ... AND MILDEW AT CEILING AND ALL WALLS (APPROX 80 SQ FT) IN THE BATHROOM LOCATED AT APT 4-8, 4th STORY, 1st APARTMENT FROM EAST AT SOUTH , SECTION ''4005''
Feb 4, 2019Class C
Lead Paint
CORRECT THE LEAD-BASED PAINT HAZARD - PRESUMED LEAD PAINT THAT IS PEELING OR ON A DETERIORATED SUBSURFACE USING WORK PRACTICES SET FORTH IN 28 RCNY §11-06(B)(2) CEILING IN THE 1st ROOM FROM NORTH AT CENTER LOCATED AT APT 29, 2nd STORY, 2nd APARTMENT FROM WEST AT NORTH
Mar 21, 2008Class C
Water/Plumbing
OR REPLACE THE BROKEN OR DEFECTIVE CERAMIC TILES AT NORTH WALL IN THE BATHROOM LOCATED AT APT FOUR8, 4th STORY, 1st APARTMENT FROM EAST AT SOUTH
Aug 26, 2026Class B

Market Value Estimate

Statistical estimate based on publicly available listing data. Not an appraisal. See disclaimer.Market data as of Sep 1, 2026.

Comp Matrix

Unit Type	This Bldg	Area Avg	Diff.
Studio	—	$3,200	—
1 Bed	—	$3,833	—
2 Bed	—	$3,800	—
3+ Bed	—	$5,750	—

Value Verdict

Insufficient listing or market data to compute a verdict for this building.

Rent vs. Buy Analysis

No listing data available to estimate rent vs. buy.

Management & Operations

Management & Performance

Owner/Operator

BK 4001 LLC

Responsiveness Score

1286days

Average time to resolve violations

Slower than NYC average (45 days)

We haven't verified this building's policies yet. Pet, utility, and leasing details appear here once we've reviewed the management company's official site — we only show policies we can source, never assumptions.

Living here — quick answers

Every answer comes from public records for this specific building — we skip questions we can't answer with data.

How well maintained is this building?: There are 7 open HPD violations on record, including 4 Class C (the city's most serious category). That's higher than typical for the neighborhood (1 average per building).
Is this building rent-stabilized?: Yes — this building appears on the DHCR rent-stabilized building list. Ask the landlord to confirm whether a specific apartment is stabilized.
How noisy is this building?: Neighbors filed 6 noise complaints with 311 in the past year, above the neighborhood median of 1 among buildings with any noise complaints.
How responsive is management to problems?: Resolved violations at this building closed in about 1286 days on average (NYC average is roughly 45 days). Open items are listed in the Safety & Violations section above.
What does it cost to live here?: We don't have current listings for this building. Typical asking rent in Sunset Park is about $3,833/month for a one-bedroom.

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