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321 Throop Avenue

Brooklyn, NY 11221BBL 3-01777-0070Map

Owner of record: Heras, Maria

321 Throop Avenue is a walk-up apartment building built in 2005 in Brooklyn, 11221. It has 3 residential units across 3 floors. The owner of record is Heras, Maria. HPD has recorded 12 housing violations here, most recently on May 8, 2026. City tax records listed 3 rent-stabilized apartments here in 2018.

HPD violations
12
DOB violations
0
ECB violations
3
HPD complaints
1

What to know

Good
No open Class C

No open immediately-hazardous violations among recent records.

Good
Last violation May 8, 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 2018
3
About 100% of the building's 3 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 · 12

  • A

    File annual bedbug report in accordance with hpd rule as described on the back of this notice of violation or as described on hpds website, www.nyc.gov\hpd, search bed bugs.

    May 8, 2026

    Closed — Violation dismissed
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Nov 18, 2025

    Closed — Violation dismissed
  • A

    File annual bedbug report in accordance with hpd rule as described on the back of this notice of violation or as described on hpds website, www.nyc.gov\hpd, search bed bugs.

    Jun 13, 2025

    Closed — Violation dismissed
  • A

    File annual bedbug report in accordance with hpd rule as described on the back of this notice of violation or as described on hpds website, www.nyc.gov\hpd, search bed bugs.

    Apr 16, 2024

    Closed — Violation dismissed
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Nov 17, 2023

    Closed — Violation dismissed
  • A

    File annual bedbug report in accordance with hpd rule as described on the back of this notice of violation or as described on hpds website, www.nyc.gov\hpd, search bed bugs.

    Mar 30, 2023

    Closed — Violation dismissed
  • A

    File annual bedbug report in accordance with hpd rule as described on the back of this notice of violation or as described on hpds website, www.nyc.gov\hpd, search bed bugs.

    Mar 9, 2022

    Closed — Violation dismissed
  • A

    File annual bedbug report in accordance with hpd rule as described on the back of this notice of violation or as described on hpds website, www.nyc.gov\hpd, search bed bugs.

    Apr 19, 2021

    Closed — Violation dismissed
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Apr 19, 2021

    Closed — Violation dismissed
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Dec 7, 2017

    Closed — Violation dismissed
Show 2 more ↓
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Nov 25, 2016

    Closed — Violation dismissed
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Mar 3, 2015

    Closed — Violation dismissed

DOB building violations · 0

No DOB violations on record

ECB violations · 3

  • Hazardous

    Sidewalk shed not maintained lights under sidewalk bridging not maijntained no lightbulbs were installed @ time of inspection & lights were off sidewalk bridge located along throop ave remedy:maintain sidewalk

    Feb 4, 2005

    Resolve
  • Hazardous

    Failure to safeguard public and properties noted:at time of inspectionactive job site construction like wood fence @palaski street defective missing pannels allow easy access to job site. remedy:safeguard

    Jan 19, 2005 · Penalty $1,000

    Resolve
  • Hazardous

    Sidewalk shed does not meet building code specifications noted (1) no illumination (2) no vandal proof shades (3) inner fence at shed is loose and inadequate supported also leaving note side walk shed is locate

    Nov 30, 2004 · Penalty $2,000

    Resolve

Complaints

  • Door/window

    Window frame

    Apr 19, 2016 · Apt 3FL

    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 (C0)
Year built
2005
Floors
3
Residential units
3
Building area
3,840 ft²
Lot area
1,750 ft²
Zoning
R6A
Community board
303
Council district
36
Block / lot
1777 / 70
Assessed value
$116,400
Landmark / historic district
No

HPD registration #379727, last renewed Jul 31, 2024.

Questions about 321 Throop Avenue

Who owns 321 Throop Avenue?

The owner of record in NYC Department of City Planning PLUTO data is Heras, Maria.

Does 321 Throop Avenue have violations?

Yes. NYC HPD has recorded 12 housing violations at this property.

Is 321 Throop Avenue rent stabilized?

NYC Department of Finance tax bills listed 3 rent-stabilized units here in 2018 (about 100% of its 3 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.

When was 321 Throop Avenue built?

City records list 2005 as the year it was built.

How many apartments are in 321 Throop Avenue?

It has 3 residential units.

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