666 Jefferson Avenue
Brooklyn, NY 11221BBL 3-01656-0025Map
Owner of record: 666 Jefferson Avenue LLC
666 Jefferson Avenue is a two-family home built in 1901 in Brooklyn, 11221. It has 2 residential units across 2 floors. The owner of record is 666 Jefferson Avenue LLC. HPD has recorded 3 housing violations here, most recently on November 24, 2025. 1 of the 3 most recent violations are still open.
- HPD violations
- 3
- DOB violations
- 0
- ECB violations
- 0
- HPD complaints
- 0
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 · 3
- 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 24, 2025
Open — Info 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.
Dec 4, 2024
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 28, 2023
Closed — Violation dismissed
DOB building violations · 0
No DOB violations on record
ECB violations · 0
No ECB violations on record
Complaints
No HPD complaints in our records
Sales history
No recorded sales in our data
Building details
- Building type
- Two-family home (B3)
- Year built
- 1901
- Floors
- 2
- Residential units
- 2
- Building area
- 2,712 ft²
- Lot area
- 2,000 ft²
- Zoning
- R6B
- Community board
- 303
- Council district
- 36
- Block / lot
- 1656 / 25
- Assessed value
- $107,520
- Landmark / historic district
- No
HPD registration #823800, last renewed Dec 6, 2024.
Questions about 666 Jefferson Avenue
Who owns 666 Jefferson Avenue?
The owner of record in NYC Department of City Planning PLUTO data is 666 Jefferson Avenue LLC.
Does 666 Jefferson Avenue have violations?
Yes. NYC HPD has recorded 3 housing violations at this property.
Is 666 Jefferson 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 666 Jefferson Avenue built?
City records list 1901 as the year it was built.
How many apartments are in 666 Jefferson Avenue?
It has 2 residential units.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.