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370 East 31 Street

Brooklyn, NY 11226BBL 3-04947-0035Map

Owner of record: Fortress 31 LLC

370 East 31 Street is a walk-up apartment building built in 1931 in Brooklyn, 11226. It has 36 residential units across 4 floors. The owner of record is Fortress 31 LLC. HPD has recorded 598 housing violations here, most recently on September 19, 2026. 26 of the 50 most recent violations are still open. City tax records listed 35 rent-stabilized apartments here in 2024.

HPD violations
598
DOB violations
6
ECB violations
1
HPD complaints
649

What to know

Concern
8 open Class C

Immediately hazardous issues among recent violations are still open.

Watch
Last violation Sep 19, 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
35
About 97% of the building's 36 apartments
Up from 33 in 2018

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 · 598

  • B

    Provide a safe and adequate supply of electric service to the fixtures at all walls and ceiling in the 2nd room from east located at apt 2e, 2nd story, 1st apartment from east at south

    Sep 19, 2026 · Apt 2E

    Open — Nov sent out
  • C

    Abate the infestation consisting of roaches in the entire apartment located at apt 2e, 2nd story, 1st apartment from east at south

    Sep 19, 2026 · Apt 2E

    Open — Notice of issuance sent to tenant
  • C

    Abate the infestation consisting of mice in the entire apartment located at apt 2e, 2nd story, 1st apartment from east at south

    Sep 19, 2026 · Apt 2E

    Open — Notice of issuance sent to tenant
  • B

    Provide a safe and adequate supply of electric service to the fixtures at all walls and ceiling in the bathroom located at apt 2e, 2nd story, 1st apartment from east at south

    Sep 19, 2026 · Apt 2E

    Open — Nov sent out
  • B

    Refit door in the bathroom located at apt 2e, 2nd story, 1st apartment from east at south

    Sep 19, 2026 · Apt 2E

    Open — Nov sent out
  • A

    Paint with light colored paint to the satisfaction of this department the east, south, west, and north walls in the bathroom located at apt 2e, 2nd story, 1st apartment from east at south

    Sep 19, 2026 · Apt 2E

    Open — Nov sent out
  • B

    Properly repair with similar material the broken or defective reglaze bathtub in the bathroom located at apt 2e, 2nd story, 1st apartment from east at south

    Sep 19, 2026 · Apt 2E

    Open — Nov sent out
  • B

    Repair the leaky and/or defective faucets at bathtub in the bathroom located at apt 2e, 2nd story, 1st apartment from east at south

    Sep 19, 2026 · Apt 2E

    Open — Nov sent out
  • C

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

    Sep 19, 2026 · Apt 2E

    Open — Nov sent out
  • B

    Properly repair or replace the broken or defective light fixture at ceiling in the bathroom located at apt 2e, 2nd story, 1st apartment from east at south

    Sep 19, 2026 · Apt 2E

    Open — Nov sent out
Show 40 more ↓
  • B

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

    Sep 19, 2026 · Apt 2E

    Open — Nov sent out
  • C

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

    Jul 26, 2026 · Apt 1E

    Open — Civ14 mailed
  • C

    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 1e, 1st story, 1st apartment from south at west

    Jul 26, 2026 · Apt 1E

    Open — Civ14 mailed
  • C

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

    Jul 26, 2026 · Apt 1E

    Open — Civ14 mailed
  • C

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

    Jul 26, 2026 · Apt 1E

    Open — Civ14 mailed
  • A

    Post a proper notice regarding rent stabilization law, in a form approved by the commissioner, in a conspicuous location within the common area at the buildings entrance. for more information about signage requirements, please visit: https://www.nyc.gov/site/hpd/services-and-information/required-signage.page

    Jun 19, 2026

    Open — Nov certified on time
  • C

    Trace and repair the source and abate the visible mold condition... greater than 30 sq.ft. at the ceiling and west wall in the bathroom located at apt 2e, 2nd story, 1st apartment from north at east , section ''southwest''

    Jun 19, 2026 · Apt 2E

    Closed — Violation closed
  • C

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

    Jun 19, 2026 · Apt 2E

    Closed — Violation closed
  • C

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

    Jun 19, 2026 · Apt 2E

    Closed — Violation dismissed
  • A

    Repair leaky water closet flush pipe connection ... in the bathroom located at apt 2e, 2nd story, 1st apartment from north at east , section ''southwest''

    Jun 19, 2026 · Apt 2E

    Open — Civ14 mailed
  • B

    Repair the leaky and/or defective faucets at bathtub in the bathroom located at apt 2e, 2nd story, 1st apartment from north at east , section ''southwest''

    Jun 19, 2026 · Apt 2E

    Open — Civ14 mailed
  • 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 2e, 2nd story, 1st apartment from north at east , section ''southwest''

    Jun 19, 2026 · Apt 2E

    Open — Civ14 mailed
  • B

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

    Jun 19, 2026 · Apt 2E

    Open — Civ14 mailed
  • C

    Abate the infestation consisting of mice in the entire apartment located at apt 2e, 2nd story, 1st apartment from north at east , section ''southwest''

    Jun 19, 2026 · Apt 2E

    Closed — Violation dismissed
  • C

    Abate the infestation consisting of roaches in the entire apartment located at apt 2e, 2nd story, 1st apartment from north at east , section ''southwest''

    Jun 19, 2026 · Apt 2E

    Closed — Violation dismissed
  • C

    Replace or repair the self-closing doors that is missing or defective hinges at door in the entrance located at apt 2e, 2nd story, 1st apartment from north at east , section ''southwest''

    Jun 19, 2026 · Apt 2E

    Closed — Violation dismissed
  • B

    Repair the leaky and/or defective faucets at bathtub at west wall in the bathroom located at apt 2e, 2nd story, 1st apartment from north at east

    May 29, 2026 · Apt 2E

    Closed — Violation dismissed
  • A

    Repair leaky water closet flush pipe connection in the bathroom located at apt 2e, 2nd story, 1st apartment from north at east

    May 29, 2026 · Apt 2E

    Open — Civ14 mailed
  • B

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

    May 22, 2026 · Apt 1B

    Closed — Violation dismissed
  • A

    Paint metal in accordance with dept. regulation riser in the kitchen located at apt 1b, 1st story, 1st apartment from south at west , section at west

    May 22, 2026 · Apt 1B

    Closed — Violation dismissed
  • B

    Properly repair with similar material the broken or defective viinyl floor tiles in the private hallway located at apt 1b, 1st story, 1st apartment from south at west , section at west

    May 22, 2026 · Apt 1B

    Closed — Violation dismissed
  • B

    Properly repair with similar material the broken or defective vinyl floor tiles in the 3rd room from north located at apt 1b, 1st story, 1st apartment from south at west , section at west

    May 22, 2026 · Apt 1B

    Closed — Violation dismissed
  • B

    Properly repair the source and abate the evidence of a water leak at south wall in the 3rd room from north located at apt 1b, 1st story, 1st apartment from south at west , section at west

    May 22, 2026 · Apt 1B

    Closed — Violation dismissed
  • B

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

    May 22, 2026 · Apt 1B

    Closed — Violation dismissed
  • B

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

    May 22, 2026 · Apt 1B

    Closed — Violation dismissed
  • B

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

    May 22, 2026 · Apt 1B

    Closed — Violation dismissed
  • C

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

    May 22, 2026 · Apt 1B

    Closed — Violation dismissed
  • B

    Repair, replace or provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules that is defective in the entire apartment located at apt 2e, 2nd story, 1st apartment from north at east , section ''west''

    Mar 21, 2026 · Apt 2E

    Open — Not complied with
  • B

    Properly repair or replace the broken or defective rubber gasket at refrigerator in the kitchen located at apt 2e, 2nd story, 1st apartment from north at east , section ''west''

    Mar 21, 2026 · Apt 2E

    Closed — Violation closed
  • C

    M/d law abate the nuisance consisting of scalding hot water above 130 degrees in the kitchen located at apt 2e, 2nd story, 1st apartment from north at east , section ''west''

    Mar 21, 2026 · Apt 2E

    Closed — Violation closed
  • B

    Trace and repair the source and abate the visible mold condition... greater than 10 sq ft at west wall and ceiling in the bathroom located at apt 2e, 2nd story, 1st apartment from north at east , section ''west''

    Mar 21, 2026 · Apt 2E

    Closed — Violation closed
  • B

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

    Mar 21, 2026 · Apt 2E

    Open — Not complied with
  • C

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

    Mar 21, 2026 · Apt 2E

    Closed — Violation closed
  • B

    M/d law abate the nuisance consisting of lockable knob at door preventing entrance to fire escape in the 2nd room from north at east located at apt 2e, 2nd story, 1st apartment from north at east , section ''west''

    Mar 21, 2026 · Apt 2E

    Open — Not complied with
  • B

    Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations that is defective in the entire apartment located at apt 2e, 2nd story, 1st apartment from north at east , section ''west''

    Mar 21, 2026 · Apt 2E

    Open — Not complied with
  • C

    Trace and repair the source and abate the visible mold condition... greater than 10 sq ft at west wall and ceiling in the bathroom located at apt 2e, 2nd story, 1st apartment from north at east , section ''west'' original violation 18727780 issued 21-mar-26 has been upgraded to class c per administrative code 27-2017.3a(5)(a) or (b).

    Mar 21, 2026 · Apt 2E

    Closed — Violation closed
  • C

    Replace or repair the self-closing doors that is missing or defective hinges in the entrance located at apt 2e, 2nd story, 1st apartment from north at east , section ''west''

    Mar 21, 2026 · Apt 2E

    Open — Not complied with
  • B

    Properly repair with similar material the broken or defective ceramic tiles at north wall in the bathroom located at apt 1g, 1st story, 2nd apartment from north at east , section ''east''

    Mar 21, 2026 · Apt 1G

    Closed — Violation closed
  • A

    Cleanse to the satisfaction of this department the ceramic tiles with grouted joints of visible mildew and mold around the walls at the bathtub in the bathroom located at apt 1g, 1st story, 2nd apartment from north at east , section ''east''

    Mar 21, 2026 · Apt 1G

    Closed — Violation closed
  • B

    Trace and repair the source and abate the visible mold condition... greater than 10 sq ft at east wall in the bathroom located at apt 1g, 1st story, 2nd apartment from north at east , section ''east''

    Mar 21, 2026 · Apt 1G

    Closed — Violation closed

DOB building violations · 6

  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2010 inspection report

    Dec 13, 2011

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Feb 27, 2001

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Feb 10, 1997

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jun 1, 1994

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Aug 16, 1993

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jun 1, 1993

    Dob violation - dismissed

ECB violations · 1

  • Class - 2

    B254,15,50a,50b.50a.must fire proof ceiling above oil tank.50b.seal upall holes on ceiling in meter room.

    Mar 23, 2015

    Resolve

Complaints

  • Water leak

    Heavy flow

    Aug 31, 2026 · Apt 2E

    Close
  • Electric

    Lighting

    Aug 31, 2026 · Apt 2E

    Close
  • Water leak

    Heavy flow

    Jul 20, 2026 · Apt 1E

    Close
  • General

    Bell/buzzer/intercom

    May 21, 2026 · Apt 2E

    Close
  • Heat/hot water

    Apartment only

    May 3, 2026 · Apt 2E

    Close
  • Heat/hot water

    Entire building

    Apr 29, 2026 · Apt BLDG

    Close
  • Heat/hot water

    Apartment only

    Apr 9, 2026 · Apt 2E

    Close
  • Heat/hot water

    Apartment only

    Apr 8, 2026 · Apt 2E

    Close
  • Appliance

    Refrigerator

    Mar 20, 2026 · Apt 2E

    Close
  • Paint/plaster

    Ceiling

    Mar 20, 2026 · Apt 2E

    Close
Show 40 more ↓
  • Door/window

    Door

    Mar 20, 2026 · Apt 2E

    Close
  • Water leak

    Damp spot

    Mar 20, 2026 · Apt 2E

    Close
  • Heat/hot water

    Apartment only

    Mar 20, 2026 · Apt 2E

    Close
  • Unsanitary condition

    Mold

    Mar 20, 2026 · Apt 2E

    Close
  • Heat/hot water

    Apartment only

    Mar 19, 2026 · Apt 2E

    Close
  • Unsanitary condition

    Mold

    Feb 24, 2026 · Apt 1G

    Close
  • Heat/hot water

    Apartment only

    Jan 22, 2026 · Apt 1D

    Close
  • Water leak

    Slow leak

    Jan 15, 2026 · Apt 2E

    Close
  • Paint/plaster

    Ceiling

    Jan 15, 2026 · Apt 2E

    Close
  • General

    Bell/buzzer/intercom

    Jan 15, 2026 · Apt 2E

    Close
  • Appliance

    Refrigerator

    Jan 15, 2026 · Apt 2E

    Close
  • Unsanitary condition

    Mold

    Jan 15, 2026 · Apt 2E

    Close
  • Plumbing

    Bathtub/shower

    Jan 15, 2026 · Apt 2E

    Close
  • Unsanitary condition

    Pests

    Jan 15, 2026 · Apt 2E

    Close
  • Heat/hot water

    Apartment only

    Nov 3, 2025 · Apt 2E

    Close
  • Heat/hot water

    Entire building

    Oct 30, 2025 · Apt 3F

    Close
  • Heat/hot water

    Apartment only

    Oct 28, 2025 · Apt 2E

    Close
  • General

    Cabinet

    Sep 2, 2025 · Apt 3H

    Close
  • Appliance

    Refrigerator

    Sep 2, 2025 · Apt 3H

    Close
  • Plumbing

    Bathtub/shower

    Sep 2, 2025 · Apt 3H

    Close
  • Water leak

    Slow leak

    Aug 17, 2025 · Apt 2E

    Close
  • Appliance

    Refrigerator

    Aug 12, 2025 · Apt 3H

    Close
  • Electric

    Outlet/switch

    Aug 12, 2025 · Apt 3H

    Close
  • Door/window

    Door

    Aug 12, 2025 · Apt 3H

    Close
  • Water leak

    Heavy flow

    Aug 12, 2025 · Apt 3H

    Close
  • Door/window

    Window frame

    Aug 12, 2025 · Apt 3H

    Close
  • Appliance

    Refrigerator

    Apr 24, 2025 · Apt 3D

    Close
  • Paint/plaster

    Wall

    Apr 24, 2025 · Apt 3D

    Close
  • Water leak

    Slow leak

    Apr 24, 2025 · Apt 3D

    Close
  • Unsanitary condition

    Mold

    Apr 24, 2025 · Apt 3D

    Close
  • General

    Mailbox

    Mar 29, 2025 · Apt 2EAE

    Close
  • Paint/plaster

    Ceiling

    Aug 20, 2024 · Apt 2E

    Close
  • Paint/plaster

    Ceiling

    Aug 20, 2024 · Apt 2E

    Close
  • Paint/plaster

    Radiator

    Aug 20, 2024 · Apt 2E

    Close
  • Flooring/stairs

    Floor

    Aug 20, 2024 · Apt 2E

    Close
  • Paint/plaster

    Wall

    Aug 20, 2024 · Apt 2E

    Close
  • Water leak

    Damp spot

    Aug 20, 2024 · Apt 2E

    Close
  • Electric

    Outlet/switch

    Aug 20, 2024 · Apt 2E

    Close
  • Unsanitary condition

    Pests

    Aug 20, 2024 · Apt 2E

    Close
  • Outside building

    Roof door/hatch

    May 24, 2024 · Apt BLDG

    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
1931
Floors
4
Residential units
36
Building area
24,152 ft²
Lot area
9,000 ft²
Zoning
R6
Community board
317
Council district
45
Block / lot
4947 / 35
Assessed value
$1,007,100
Landmark / historic district
No

HPD registration #320535, last renewed Aug 24, 2025.

Questions about 370 East 31 Street

Who owns 370 East 31 Street?

The owner of record in NYC Department of City Planning PLUTO data is Fortress 31 LLC.

Does 370 East 31 Street have violations?

Yes. NYC HPD has recorded 598 housing violations at this property.

Is 370 East 31 Street rent stabilized?

NYC Department of Finance tax bills listed 35 rent-stabilized units here in 2024 (about 97% of its 36 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.

When was 370 East 31 Street built?

City records list 1931 as the year it was built.

How many apartments are in 370 East 31 Street?

It has 36 residential units.

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