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399 St Marks Avenue

Brooklyn, NY 11238BBL 3-01148-0080Map

Owner of record: Knox Homes LP

399 St Marks Avenue is a walk-up apartment building built in 2000 in Brooklyn, 11238. It has 24 residential units across 3 floors. The owner of record is Knox Homes LP. HPD has recorded 659 housing violations here, most recently on August 12, 2026. 28 of the 50 most recent violations are still open. City tax records listed 24 rent-stabilized apartments here in 2024.

HPD violations
659
DOB violations
6
ECB violations
0
HPD complaints
705

What to know

Concern
5 open Class C

Immediately hazardous issues among recent violations are still open.

Watch
Last violation Aug 12, 2026

Date of the most recent HPD inspection that found a problem.

Good
No unpaid ECB fines

No balance due on recent ECB violations.

Rent stabilization

Rent-stabilized units in 2024
24
About 100% of the building's 24 apartments

Counts come from owners' rent-stabilization filings shown on NYC Department of Finance tax bills, as extracted by JustFix. They tell you a building has stabilized apartments, not which ones.

Stabilized units by tax-bill year

Think your apartment is stabilized? Request its rent history from HCR (free), then check your renewal with the renewal calculator.

Violations

Most recent first. Showing up to 50 per agency.

HPD housing violations · 659

  • C

    Replace or repair the self-closing doors that is missing or defective hinges at building front entrance door from street , 1st story

    Aug 12, 2026

    Open — Not complied with
  • A

    Properly repair with similar material the broken or defective wooden stool at window (1st from east at south) in the 1st room from east at south located at apt b, 2nd story, 1st apartment from north at east

    Jul 13, 2026 · Apt B

    Closed — Violation dismissed
  • A

    Properly repair with similar material the broken or defective wooden stool at window (3rd from east at south) in the 1st room from east at south located at apt b, 2nd story, 1st apartment from north at east

    Jul 13, 2026 · Apt B

    Closed — Violation dismissed
  • A

    Properly repair the source and abate the evidence of a water leak at ceiling in the 1st room from east at south located at apt b, 2nd story, 1st apartment from north at east

    Jul 13, 2026 · Apt B

    Closed — Violation dismissed
  • A

    Trace and repair the source and abate the visible mold condition... less than 10 square feet at ceiling and west wall in the bathroom located at apt b, 2nd story, 1st apartment from north at east

    Jul 13, 2026 · Apt B

    Closed — Violation dismissed
  • A

    Repair the broken or defective plastered surfaces and paint in a uniform color the ceiling in the 1st room from east at south located at apt b, 2nd story, 1st apartment from north at east

    Jul 13, 2026 · Apt B

    Closed — Violation dismissed
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color the ceiling, east, and west walls in the bathroom located at apt b, 2nd story, 1st apartment from north at east

    Jul 13, 2026 · Apt B

    Open — Civ14 mailed
  • B

    Properly repair the source and abate the evidence of a water leak at ceiling, east, and west walls in the bathroom located at apt b, 2nd story, 1st apartment from north at east

    Jul 13, 2026 · Apt B

    Open — Civ14 mailed
  • A

    Properly repair with similar material the broken or defective caulking at north wall near sink in the kitchen located at apt b, 2nd story, 1st apartment from north at east

    Jul 13, 2026 · Apt B

    Closed — Violation dismissed
  • B

    Properly repair with similar material the broken or defective caulking at toe moulding at east and south walls in the 1st room from east at south located at apt b, 2nd story, 1st apartment from north at east

    Jul 13, 2026 · Apt B

    Open — Civ14 mailed
Show 40 more ↓
  • A

    Repair the broken or defective plastered surfaces and paint in a uniform color the ceiling in the 1st room from east at south located at apt b, 2nd story, 1st apartment from north at east

    Jul 13, 2026 · Apt B

    Closed — Violation dismissed
  • B

    Properly repair with similar material the broken or defective caulking at toe moulding at east and south walls in the 1st room from east at south located at apt b, 2nd story, 1st apartment from north at east

    Jul 13, 2026 · Apt B

    Open — Civ14 mailed
  • A

    Properly repair the source and abate the evidence of a water leak at ceiling in the 1st room from east at south located at apt b, 2nd story, 1st apartment from north at east

    Jul 13, 2026 · Apt B

    Closed — Violation dismissed
  • B

    Properly repair with similar material the broken or defective marble saddle at entrance in the bathroom located at apt b2, 2nd story, 1st apartment from north at east

    Jun 15, 2026 · Apt B2

    Open — Nov sent out
  • B

    Properly repair with similar material the broken or defective ceramic floor tile in the kitchen located at apt b2, 2nd story, 1st apartment from north at east

    Jun 15, 2026 · Apt B2

    Open — Nov sent out
  • B

    Properly repair with similar material the broken or defective ceramic tile at floor in the bathroom located at apt 2b, 2nd story, 1st apartment from north at east

    Jun 15, 2026 · Apt 2B

    Open — Nov sent out
  • B

    Properly repair the source and abate the evidence of a water leak at ceiling in the bathroom located at apt 2b, 2nd story, 1st apartment from north at east

    Jun 15, 2026 · Apt 2B

    Closed — Violation closed
  • B

    Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations missing in the entire apartment located at apt b2, 2nd story, 1st apartment from north at east

    Jun 15, 2026 · Apt B2

    Closed — Violation closed
  • B

    Repair, replace or provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules missing in the entire apartment located at apt 2b, 2nd story, 1st apartment from north at east

    Jun 15, 2026 · Apt 2B

    Closed — Violation closed
  • B

    Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations missing in the entire apartment located at apt 2b, 2nd story, 1st apartment from north at east

    Jun 15, 2026 · Apt 2B

    Closed — Violation closed
  • B

    Repair, replace or provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules missing in the entire apartment located at apt b2, 2nd story, 1st apartment from north at east

    Jun 15, 2026 · Apt B2

    Closed — Violation closed
  • A

    Repair the broken or defective plastered surfaces and paint in a uniform color the recess at window (2nd from east at north) in the 1st room from north at west located at apt c, 3rd story, 1st apartment from north at east

    Jun 11, 2026 · Apt C

    Open — Nov sent out
  • A

    Repair the broken or defective plastered surfaces and paint in a uniform color the ceiling in the 1st room from north at west located at apt c, 3rd story, 1st apartment from north at east

    Jun 11, 2026 · Apt C

    Open — Nov sent out
  • B

    Repair the roof so that it will not leak at ceiling in the 1st room from north at west located at apt c, 3rd story, 1st apartment from north at east

    Jun 11, 2026 · Apt C

    Open — Nov sent out
  • A

    Repair the broken or defective plastered surfaces and paint in a uniform color the ceiling in the 1st room from east located at apt c, 3rd story, 1st apartment from north at east

    Jun 11, 2026 · Apt C

    Open — Nov sent out
  • B

    Repair the roof so that it will not leak at ceiling in the 1st room from east located at apt c, 3rd story, 1st apartment from north at east

    Jun 11, 2026 · Apt C

    Open — Nov sent out
  • C

    Replace or repair the self-closing doors that is missing or defective hinges at building entrance door , 1st story

    May 29, 2026

    Closed — Violation closed
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color the ceiling in the 3rd room from north at east located at apt b, 2nd story, 1st apartment from east at south

    May 29, 2026 · Apt B

    Closed — Violation dismissed
  • C

    Replace or repair the self-closing doors that is missing or defective hinges in the entrance located at apt b, 2nd story, 1st apartment from east at south

    May 29, 2026 · Apt B

    Open — Nov sent out
  • C

    Properly repair or replace the broken or defective mortise lock at building entrance door , 1st story

    May 29, 2026

    Open — Nov sent out
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the 3rd room from north at east located at apt b, 2nd story, 1st apartment from west at north

    May 29, 2026 · Apt B

    Closed — Violation closed
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the bathroom located at apt b, 2nd story, 1st apartment from west at north

    May 29, 2026 · Apt B

    Closed — Violation closed
  • B

    Properly repair the source and abate the evidence of a water leak at ceiling in the bathroom located at apt b, 2nd story, 1st apartment from west at north

    May 29, 2026 · Apt B

    Closed — Violation closed
  • B

    Provide sufficient, proper and separate metal receptacles for the deposit of garbage, rubbish and other waste material and arrange for collection and disposal of such material.

    Apr 28, 2026

    Open — Invalid certification
  • C

    Replace or repair the self-closing doors that is missing or defective latch set in the entrance located at apt a, 1st story, 1st apartment from north at east

    Apr 15, 2026 · Apt A

    Open — Nov sent out
  • B

    Properly repair the source and abate the evidence of a water leak at ceiling in the kitchen located at apt a, 1st story, 1st apartment from north at east

    Apr 15, 2026 · Apt A

    Open — Invalid certification
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at south closet ceiling in the 1st room from north at east located at apt a, 1st story, 1st apartment from north at east

    Apr 15, 2026 · Apt A

    Open — Invalid certification
  • B

    Properly repair the source and abate the evidence of a water leak at ceiling in the private hallway located at apt a, 1st story, 1st apartment from north at east

    Apr 15, 2026 · Apt A

    Closed — Violation dismissed
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the private hallway located at apt a, 1st story, 1st apartment from north at east

    Apr 15, 2026 · Apt A

    Open — Invalid certification
  • B

    Properly repair with similar material the broken or defective ceramic soap dish at east wall in the bathroom located at apt a upper level, 1st story, 1st apartment from north at east

    Apr 15, 2026 · Apt A

    Open — Nov sent out
  • A

    § 300 m/d law file plans and application and legalize the following alteration or restore to the legal condition existing prior to the making of said alteration stairs piercing floor crating room and bathroom at 2nd story in the entire apartment located at apt a, 1st story, 1st apartment from north at east

    Apr 15, 2026 · Apt A

    Closed — Violation dismissed
  • B

    Properly repair the source and abate the evidence of a water leak at ceiling in the 1st room from north at east located at apt a, 1st story, 1st apartment from north at east

    Apr 15, 2026 · Apt A

    Open — Invalid certification
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the 1st room from north at east located at apt a, 1st story, 1st apartment from north at east

    Apr 15, 2026 · Apt A

    Open — Invalid certification
  • B

    Properly repair the source and abate the evidence of a water leak at ceiling in the bathroom located at apt a, 1st story, 1st apartment from north at east

    Apr 15, 2026 · Apt A

    Open — Invalid certification
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the bathroom located at apt a, 1st story, 1st apartment from north at east

    Apr 15, 2026 · Apt A

    Open — Invalid certification
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the kitchen located at apt a, 1st story, 1st apartment from north at east

    Apr 15, 2026 · Apt A

    Open — Invalid certification
  • B

    Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations defective in the entire apartment located at apt a, 1st story, 1st apartment from north at east

    Apr 15, 2026 · Apt A

    Open — Invalid certification
  • C

    Repair the broken or defective plastered surfaces and paint in a uniform color ceiling in the bathroom located at apt a, 1st story, 1st apartment from north at east

    Feb 26, 2026 · Apt A

    Open — Nov certified late
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color ceiling in the 2nd room from north located at apt a, 1st story, 1st apartment from north at east

    Feb 26, 2026 · Apt A

    Closed — Violation dismissed
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color south wall in the bathroom located at apt a, 1st story, 1st apartment from north at east

    Feb 26, 2026 · Apt A

    Closed — Violation dismissed

DOB building violations · 6

  • Low pressure boiler boiler required

    Violation issued-failure to file 2024 external low pressure inspection

    Nov 14, 2025

    Dob violation - active
  • Low pressure boiler boiler required

    Violation issued-failure to file 2018 external low pressure inspection

    Jun 20, 2023

    Dob violation - active
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2010 inspection report

    Dec 13, 2011

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 31, 2005

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Feb 13, 2004

    Dob violation - dismissed
  • Construction other optional

    Hazardous

    Apr 10, 2001

    Dob violation - dismissed

ECB violations · 0

No ECB violations on record

Complaints

  • Water leak

    Heavy flow

    Sep 25, 2026 · Apt B

    Close
  • Door/window

    Window frame

    Sep 25, 2026 · Apt B

    Close
  • Appliance

    Electric/gas range

    Sep 25, 2026 · Apt B

    Close
  • Door/window

    Door frame

    Sep 24, 2026 · Apt B

    Close
  • Water leak

    Heavy flow

    Sep 24, 2026 · Apt B

    Close
  • Appliance

    Electric/gas range

    Sep 24, 2026 · Apt B

    Close
  • Water leak

    Heavy flow

    Jul 28, 2026 · Apt B

    Close
  • Unsanitary condition

    Mold

    Jul 8, 2026 · Apt B

    Close
  • Plumbing

    Basin/sink

    Jul 8, 2026 · Apt B

    Close
  • Water leak

    Slow leak

    Jul 8, 2026 · Apt B

    Close
Show 40 more ↓
  • Paint/plaster

    Wall

    Jul 8, 2026 · Apt B

    Close
  • Water leak

    Heavy flow

    Jun 25, 2026 · Apt B

    Close
  • Paint/plaster

    Ceiling

    Jun 15, 2026 · Apt 2B

    Close
  • Paint/plaster

    Ceiling

    Jun 15, 2026 · Apt 2B

    Close
  • Unsanitary condition

    Mold

    Jun 15, 2026 · Apt 2B

    Close
  • Paint/plaster

    Ceiling

    Jun 15, 2026 · Apt 2B

    Close
  • Paint/plaster

    Ceiling

    Jun 15, 2026 · Apt 2B

    Close
  • Flooring/stairs

    Floor

    Jun 15, 2026 · Apt 2B

    Close
  • Flooring/stairs

    Floor

    Jun 15, 2026 · Apt 2B

    Close
  • Flooring/stairs

    Floor

    Jun 15, 2026 · Apt 2B

    Close
  • Water leak

    Slow leak

    Jun 15, 2026 · Apt 2B

    Close
  • Door/window

    Door

    Jun 9, 2026 · Apt PH

    Close
  • Door/window

    Door

    Jun 9, 2026 · Apt B2

    Close
  • Safety

    Carbon monoxide detector

    Jun 9, 2026 · Apt B2

    Close
  • Safety

    Smoke detector

    Jun 9, 2026 · Apt B2

    Close
  • Door/window

    Door

    Jun 2, 2026 · Apt A1

    Close
  • Door/window

    Door

    Jun 2, 2026 · Apt B2

    Close
  • Safety

    Carbon monoxide detector

    Jun 2, 2026 · Apt B2

    Close
  • Safety

    Smoke detector

    Jun 2, 2026 · Apt B2

    Close
  • Water leak

    Slow leak

    May 27, 2026 · Apt B

    Close
  • Water leak

    Damp spot

    May 27, 2026 · Apt B

    Close
  • Paint/plaster

    Ceiling

    May 27, 2026 · Apt B

    Close
  • Water leak

    Heavy flow

    May 21, 2026 · Apt C

    Close
  • Door/window

    Window frame

    Apr 22, 2026 · Apt B

    Close
  • Door/window

    Door

    Apr 22, 2026 · Apt B

    Close
  • Plumbing

    Basin/sink

    Apr 22, 2026 · Apt B

    Close
  • Paint/plaster

    Ceiling

    Apr 17, 2026 · Apt A

    Close
  • Plumbing

    Bathtub/shower

    Apr 17, 2026 · Apt A

    Close
  • Paint/plaster

    Wall

    Apr 17, 2026 · Apt A

    Close
  • Water leak

    Heavy flow

    Apr 17, 2026 · Apt A

    Close
  • Plumbing

    Bathtub/shower

    Apr 1, 2026 · Apt C

    Close
  • Plumbing

    Bathtub/shower

    Apr 1, 2026 · Apt C

    Close
  • Unsanitary condition

    Sewage

    Apr 1, 2026 · Apt C

    Close
  • Unsanitary condition

    Sewage

    Apr 1, 2026 · Apt C

    Close
  • Water leak

    Heavy flow

    Feb 26, 2026 · Apt B

    Close
  • Unsanitary condition

    Garbage/recycling storage

    Feb 25, 2026 · Apt BANDC

    Close
  • Water leak

    Heavy flow

    Feb 25, 2026 · Apt BANDC

    Close
  • Paint/plaster

    Ceiling

    Feb 25, 2026 · Apt A

    Close
  • Unsanitary condition

    Mold

    Feb 25, 2026 · Apt A

    Close
  • Plumbing

    Basin/sink

    Feb 25, 2026 · Apt ABANDC

    Close

Sales history

No recorded sales in our data

Sales come from the NYC Department of Finance rolling sales file.

Building details

Building type
Walk-up apartment building (C1)
Year built
2000
Floors
3
Residential units
24
Building area
24,150 ft²
Lot area
14,612 ft²
Zoning
R6B
Community board
308
Council district
35
Block / lot
1148 / 80
Assessed value
$1,437,300
Landmark / historic district
No

HPD registration #378175, last renewed Aug 21, 2025.

Questions about 399 St Marks Avenue

Who owns 399 St Marks Avenue?

The owner of record in NYC Department of City Planning PLUTO data is Knox Homes LP.

Does 399 St Marks Avenue have violations?

Yes. NYC HPD has recorded 659 housing violations at this property.

Is 399 St Marks Avenue rent stabilized?

NYC Department of Finance tax bills listed 24 rent-stabilized units here in 2024 (about 100% of its 24 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.

When was 399 St Marks Avenue built?

City records list 2000 as the year it was built.

How many apartments are in 399 St Marks Avenue?

It has 24 residential units.

Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.