8317 21 Avenue
Brooklyn, NY 11214BBL 3-06330-0002Map
Owner of record: Di Maggio, Angelo
8317 21 Avenue is a walk-up apartment building built in 1922 in Brooklyn, 11214. It has 6 residential units across 3 floors. The owner of record is Di Maggio, Angelo. HPD has recorded 10 housing violations here, most recently on May 1, 2026. City tax records listed 4 rent-stabilized apartments here in 2024.
- HPD violations
- 10
- DOB violations
- 8
- ECB violations
- 0
- HPD complaints
- 6
What to know
No open immediately-hazardous violations among recent records.
Date of the most recent HPD inspection that found a problem.
No balance due on recent ECB violations.
Rent stabilization
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.
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 · 10
- ANon-hazardous
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 1, 2026
Closed — Violation dismissed - IInformation / order
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 19, 2025
Closed — Violation dismissed - ANon-hazardous
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 6, 2025
Closed — Violation dismissed - IInformation / order
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 20, 2023
Closed — Violation dismissed - ANon-hazardous
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 20, 2023
Closed — Violation dismissed - ANon-hazardous
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.
Feb 22, 2022
Closed — Violation dismissed - ANon-hazardous
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 6, 2021
Closed — Violation dismissed - IInformation / order
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.
Oct 28, 2019
Closed — Violation dismissed - IInformation / order
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 16, 2017
Closed — Violation dismissed - IInformation / order
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.
Oct 6, 2015
Closed — Violation dismissed
DOB building violations · 8
- Low pressure boiler boiler required
Violation issued-failure to file 2024 external low pressure inspection
Nov 14, 2025
Dob violation - dismissed - Construction other optional
Stop all work make site safe contact dob
Dec 9, 2011
Dob violation - dismissed - Construction other optional
Work without a permit at time of inspection observed illegal gut renov ation of apt#6 at 3rd flr. level without permit remedy; stop all work/make site safe only
Nov 5, 2009
Vw*-violation - work w/o permit dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jun 1, 1994
Dob violation - active - Boiler boiler optional
B-boiler boiler optional
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 - active - Boiler boiler optional
B-boiler boiler optional
Jun 1, 1993
Dob violation - dismissed
ECB violations · 0
No ECB violations on record
Complaints
- Heating
Heat related
Jan 15, 2008 · Apt 1R
Close - Nonconst
Vermin
Oct 31, 2007 · Apt 6
Close - Nonconst
Vermin
Sep 28, 2007 · Apt 6
Close - Plumbing
Water supply
Sep 28, 2007 · Apt 6
Close - Nonconst
Vermin
Aug 20, 2007 · Apt 6
Close - Heating
Heat related
Dec 5, 2006 · Apt 2FL
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Walk-up apartment building (C2)
- Year built
- 1922
- Floors
- 3
- Residential units
- 6
- Building area
- 5,058 ft²
- Lot area
- 2,600 ft²
- Zoning
- R5
- Community board
- 311
- Council district
- 43
- Block / lot
- 6330 / 2
- Assessed value
- $520,200
- Landmark / historic district
- No
HPD registration #341871, last renewed Dec 16, 2025.
Questions about 8317 21 Avenue
Who owns 8317 21 Avenue?
The owner of record in NYC Department of City Planning PLUTO data is Di Maggio, Angelo.
Does 8317 21 Avenue have violations?
Yes. NYC HPD has recorded 10 housing violations at this property.
Is 8317 21 Avenue rent stabilized?
NYC Department of Finance tax bills listed 4 rent-stabilized units here in 2024 (about 67% of its 6 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.
When was 8317 21 Avenue built?
City records list 1922 as the year it was built.
How many apartments are in 8317 21 Avenue?
It has 6 residential units.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.