5806 21 Avenue
Brooklyn, NY 11204BBL 3-05507-0038Map
Owner of record: 5806 21st Avenue LLC
5806 21 Avenue is a walk-up apartment building built in 1931 in Brooklyn, 11204. It has 4 residential units across 2 floors. The owner of record is 5806 21st Avenue LLC. HPD has recorded 11 housing violations here, most recently on May 1, 2026. 6 of the 11 most recent violations are still open.
- HPD violations
- 11
- DOB violations
- 0
- ECB violations
- 9
- HPD complaints
- 7
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 · 11
- 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
Open — Nov sent out - 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
Open — Info nov sent out - 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
Open — Nov sent out - 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 25, 2024
Open — Info nov sent out - 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 3, 2024
Open — Nov sent out - 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 17, 2023
Open — Info nov sent out - 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.
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.
Nov 1, 2016
Closed — Violation dismissed
Show 1 more ↓
- 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 · 0
No DOB violations on record
ECB violations · 9
- Class - 2
No certificate of correction on file for class 1 work against stop work order violation 39146049y issued on 4/25/25.rem:file certificate of correction.
Sep 4, 2025 · Penalty $625
Resolve - Class - 1
Gc working against stop work order under reference cm# 3a15529. during my inspection of a 4-story alt, i observed work had been performed prior to the issuance of the stop work order dated 05/30/2025. coal far
Jun 16, 2025 · Penalty $10,000
Resolve - Class - 2
Upon inspection of an active proposed 3 story alt i observed a failure to post or properly post permit for work at premises. no permit posted or displayed anywhere that can be viewed.
May 30, 2025
Resolve - Class - 2
I observed a sidewalk shed installed at exposure 1,2&3 contrary to codes 3307.6.4.10 multiple mudsills not secured expos 1,2&3. 3307.6.4.7 8ft height not maintained at expos 2 adjoining property shared walkway
May 30, 2025 · Penalty $2,400
Resolve - Class - 2
Upon inspection i observed approx. 10 workers on scaffold framing on the 3rd flr. upon approach they all disappeared. i knocked on the door at expos 1 and 2. nobody answered the door. i called the cs and was to
May 30, 2025 · Penalty $1,250
Resolve - Class - 1
Upon inspection i observed about 10 workers on pipe scaffold installed contrary to code 3314.1 on the 3rd floor framing. workers immediately got off the scaffold, disappeared and shortly after i was denied entr
May 30, 2025 · Penalty $5,000
Resolve - Class - 2
Upon inspection i observed a sidewalk shed installed at exposure 1 with no shed info panel installed contrary to code 3301.9.2 sidewalk shed parapet information panel. where a sidewalk shed is installed, a side
May 30, 2025 · Penalty $1,250
Resolve - Class - 1
Working against a full stop work order. work fully completed on a rescission appointment., comply with stop work order
Apr 25, 2025 · Penalty $10,000
Resolve - Class - 2
At time of inspection, observation was made at exposure 1 and 2 workers conducting full gut renovation of entire 2 story walk up apartment building. no permits filed for continue work in progress., obtain all p
Apr 3, 2024 · Penalty $1,250
Resolve
Complaints
- General
Mold
Aug 12, 2005 · Apt BASEM
Close - Paint/plaster
Wall
Aug 12, 2005 · Apt BASEM
Close - General
Mold
Aug 12, 2005 · Apt BASEM
Close - Heating
Heat related
Aug 12, 2005 · Apt BASEM
Close - Plumbing
Water-leaks
Dec 27, 2003 · Apt BAS
Close - Plumbing
Sewer
Dec 27, 2003 · Apt BAS
Close - Nonconst
Odor
Dec 27, 2003 · Apt BAS
Close
Sales history
| Date | Price | Type | Units |
|---|---|---|---|
| Dec 2, 2025 | Non-market transfer | Rentals - walkup apartments | 4 |
Building details
- Building type
- Walk-up apartment building (C3)
- Year built
- 1931
- Floors
- 2
- Residential units
- 4
- Building area
- 3,280 ft²
- Lot area
- 2,481 ft²
- Zoning
- R5
- Community board
- 312
- Council district
- 44
- Block / lot
- 5507 / 38
- Assessed value
- $398,250
- Landmark / historic district
- No
HPD registration #357532, last renewed Sep 6, 2022.
Questions about 5806 21 Avenue
Who owns 5806 21 Avenue?
The owner of record in NYC Department of City Planning PLUTO data is 5806 21st Avenue LLC.
Does 5806 21 Avenue have violations?
Yes. NYC HPD has recorded 11 housing violations at this property.
Is 5806 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 5806 21 Avenue built?
City records list 1931 as the year it was built.
How many apartments are in 5806 21 Avenue?
It has 4 residential units.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.