306 NASSAU AVENUE
306 NASSAU AVENUE is a Class C2 (walk-up, five to six) building in Brooklyn (BBL 3026920008) built in 1957, with 6 residential units across 3 floors.
The building is in NYC community district 301, council district 33, zoning district R6B, on a 2,583-square-foot lot with a building footprint of 5,425 square feet.
The current registered owner of record per NYC PLUTO is NASSAU AVE 306 LLC.
The most recent ACRIS deed transfer for this BBL was recorded on March 18, 2024 when Pienczykowski, Jenifer; Pienczykowski, Yvonne Elizabeth; Teran, Krystal N; Pienczykowski, Peter Joseph; Pienczykowski, Angelina Josephine conveyed the property to Nassau Ave 306 Llc for a non-disclosed consideration. The transaction was recorded as cash (no paired mortgage instrument).
The building is registered with NYC HPD's landlord-registration system and has no open HPD housing-maintenance code violations on record as of May 18, 2026.
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
HPD registered contacts
- Head OfficerYvonne Pienczykowski
- Corporate OwnerNassau Ave 306 LLC
Most recent deed
Recent ACRIS documents (last 3)
Building stats
- Zoning:
- R6B
- Lot size:
- 2,583 sqft
- Building area:
- 5,425 sqft
- Floors:
- 3
- Assessed value:
- $809K
- Community district:
- 301
- Council district:
- 33
HPD violations
Recent HPD violation details
- Class IInspected Nov 20, 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 BInspected Oct 9, 2023§ 27-2021 ADM CODE PROVIDE SUFFICIENT, PROPER AND SEPARATE METAL RECEPTACLES FOR THE DEPOSIT OF GARBAGE, RUBBISH AND OTHER WASTE MATERIAL AN…
- Class CInspected Oct 9, 2023§ 27-2033 ADM CODE POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO H…
- Class AInspected Oct 9, 2023§ 329, M/D LAW AND DEPT. RULES AND REGS. PROVIDE A COMPLETED CERTIFICATE OF INSPECTION VISITS IN A PROPER FRAME READILY ACCESSIBLE FOR SIGNA…
- Class AInspected Oct 9, 2023§ 27-2005 HMC: POST, IN A FORM APPROVED BY THE COMMISSIONER, AND MAINTAIN A NOTICE IN A COMMON AREA OF THE BUILDING REGARDING THE PROCEDURES…
Recent ACRIS activity
Frequently asked questions about 306 NASSAU AVENUE
Who owns 306 NASSAU AVENUE?
The current registered owner of record for 306 NASSAU AVENUE per NYC PLUTO is NASSAU AVE 306 LLC. The most recent ACRIS deed transfer for this BBL was recorded on March 18, 2024 when the property was conveyed to Nassau Ave 306 Llc. 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 306 NASSAU AVENUE last sold?
The most recent ACRIS deed transfer for 306 NASSAU AVENUE was recorded on March 18, 2024, when Pienczykowski, Jenifer; Pienczykowski, Yvonne Elizabeth; Teran, Krystal N; Pienczykowski, Peter Joseph; Pienczykowski, Angelina Josephine conveyed the property to Nassau Ave 306 Llc for a non-disclosed consideration. The transaction was recorded as cash (no paired mortgage instrument).
How many HPD violations does 306 NASSAU AVENUE have?
No open HPD housing-maintenance code violations are on record for 306 NASSAU AVENUE as of May 18, 2026. The building is registered with NYC HPD's landlord-registration system. HPD violation data is pulled daily from the NYC Open Data violations feed.
What is the assessed value of 306 NASSAU AVENUE?
NYC Department of Finance assesses 306 NASSAU AVENUE at $809K 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 306 NASSAU AVENUE and what does that mean?
306 NASSAU AVENUE is NYC building class C2 — Walk-up, five to six. A 3-to-6-story walk-up apartment building, 5-6 residential units. 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.