6717 21 Avenue
Brooklyn, NY 11204BBL 3-05572-7501Map
Owner of record: Unavailable Owner
6717 21 Avenue is a condominium built in 2000 in Brooklyn, 11204. It has 6 residential units across 3 floors. The owner of record is Unavailable Owner. HPD has recorded 5 housing violations here, most recently on November 18, 2025.
- HPD violations
- 5
- DOB violations
- 2
- ECB violations
- 5
- HPD complaints
- 3
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
No rent-stabilized units in 2018–2024 tax bills
Violations
Most recent first. Showing up to 50 per agency.
HPD housing violations · 5
- 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 18, 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.
Mar 30, 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 8, 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 19, 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 19, 2015
Closed — Violation dismissed
DOB building violations · 2
- Construction other optional
Remedy; contact the boorough commisiioner office 718 802-3677
Aug 29, 2012
Dob violation - active - Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2010 inspection report
Dec 13, 2011
Dob violation - dismissed
ECB violations · 5
- Class - 1
154,4a,19b,38,50a. 50a- chimney must be double wall leaving boiler room w/clean out.
Feb 7, 2012
Resolve - Class - 1
B154,4a,19b,38,50a. 50a- chimney must be double wall leaving boiler room w/clean out.
Feb 7, 2012
Resolve - Class - 1
B154,4a,19b,38,50a. 50a- chimney must be double wall leaving boiler room w/clean out.
Feb 7, 2012
Resolve - Class - 1
B154,4a,19b,38,50a. 50a- chimney must be double-wall leaving boiler room w/clean out.
Feb 7, 2012
Resolve - Class - 1
B154,4a,19b,38,50a. 50a-chimney must be double wall leaving boiler room w/clean out.
Feb 7, 2012
Resolve
Complaints
- Plumbing
Water supply
Feb 26, 2025 · Apt 1A
Close - Unsanitary condition
Pests
Mar 31, 2020 · Apt 1A
Close - Plumbing
Water-leaks
Sep 3, 2004 · Apt 1B
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Condominium (R3)
- Year built
- 2000
- Floors
- 3
- Residential units
- 6
- Building area
- 6,561 ft²
- Lot area
- 5,000 ft²
- Zoning
- R5
- Community board
- 311
- Council district
- 43
- Block / lot
- 5572 / 7501
- Assessed value
- $400,620
- Landmark / historic district
- No
HPD registration #378666, last renewed Dec 2, 2025.
Questions about 6717 21 Avenue
Who owns 6717 21 Avenue?
The owner of record in NYC Department of City Planning PLUTO data is Unavailable Owner.
Does 6717 21 Avenue have violations?
Yes. NYC HPD has recorded 5 housing violations at this property.
Is 6717 21 Avenue rent stabilized?
No rent-stabilized units appear in its 2018–2024 tax bills. Individual apartments can still be regulated, so request the rent history from NYS Homes and Community Renewal if unsure.
When was 6717 21 Avenue built?
City records list 2000 as the year it was built.
How many apartments are in 6717 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.