6720 21 AVENUE
6720 21 AVENUE is a Class C3 (walk-up, pre-1929) building in Brooklyn (BBL 3055710042) built in 1931, with 4 residential units across 2 floors.
The building is in NYC community district 311, council district 43, zoning district R5, on a 2,608-square-foot lot with a building footprint of 3,280 square feet.
The current registered owner of record per NYC PLUTO is LIN, YU LIN.
The most recent ACRIS deed transfer for this BBL was recorded on February 10, 2025 when SKY 2623 REALTY LLC conveyed the property to LIN, SHENG; LIN, YU LIN for a non-disclosed consideration. The transaction was financed with a $1.26M mortgage from Cmg Mortgage, Inc; Mers; Cmg Home Loans.
Data sourced daily from NYC PLUTO (Department of City Planning), NYC ACRIS (Department of Finance), and NYC HPD housing-maintenance code violations.
Owner of record
Most recent deed
Recent ACRIS documents (last 5)
Building stats
- Zoning:
- R5
- Lot size:
- 2,608 sqft
- Building area:
- 3,280 sqft
- Floors:
- 2
- Assessed value:
- $424K
- Community district:
- 311
- Council district:
- 43
HPD violations
Recent HPD violation details
- Class AInspected May 1, 2026(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
- Class IInspected Nov 18, 2025§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE…
- Class AInspected Jun 6, 2025(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
- Class IInspected Nov 25, 2024§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE…
- Class AInspected Apr 3, 2024(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
Recent ACRIS activity
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- 132-36 MAPLE AVENUE10 violations
Frequently asked questions about 6720 21 AVENUE
Who owns 6720 21 AVENUE?
The current registered owner of record for 6720 21 AVENUE per NYC PLUTO is LIN, YU LIN. The most recent ACRIS deed transfer for this BBL was recorded on February 10, 2025 when the property was conveyed to LIN, SHENG; LIN, YU LIN. PLUTO ownership is refreshed monthly by NYC Department of Finance; the registered owner may not reflect transactions recorded within the last 30 days.
When was 6720 21 AVENUE last sold?
The most recent ACRIS deed transfer for 6720 21 AVENUE was recorded on February 10, 2025, when SKY 2623 REALTY LLC conveyed the property to LIN, SHENG; LIN, YU LIN for a non-disclosed consideration. The transaction was financed with a $1.26M mortgage from Cmg Mortgage, Inc; Mers; Cmg Home Loans.
How many HPD violations does 6720 21 AVENUE have?
No open HPD housing-maintenance code violations are on record for 6720 21 AVENUE. The building is not registered with NYC HPD's landlord-registration system, which is typical for owner-occupied 1-2 family dwellings. HPD violation data is pulled daily from the NYC Open Data violations feed.
What is the assessed value of 6720 21 AVENUE?
NYC Department of Finance assesses 6720 21 AVENUE at $424K for the current tax year. NYC assesses property at a fraction of estimated market value (the assessment ratio varies by tax class — 6% for tax class 1 one-to-three-family dwellings, approximately 45% for tax class 2 rental apartment buildings), so the market value implied by this assessment is meaningfully higher. Assessment data is published by NYC Department of Finance.
What building class is 6720 21 AVENUE and what does that mean?
6720 21 AVENUE is NYC building class C3 — Walk-up, pre-1929. A walk-up apartment building constructed before 1929, typically 3-6 stories and often rent-stabilized. Building class is assigned by NYC Department of Finance and recorded in PLUTO; it determines the property's tax class and the regulatory regime that applies.