42 HAWTHORNE STREET
42 HAWTHORNE STREET is a Class C1 (walk-up, over six families) building in Brooklyn (BBL 3050450025) built in 1931, with 8 residential units across 4 floors.
The building is in NYC community district 309, council district 40, zoning district R6, on a 3,975-square-foot lot with a building footprint of 13,000 square feet.
The current registered owner of record per NYC PLUTO is 42 HAWTHORNE LLC.
The most recent ACRIS deed transfer for this BBL was recorded on January 12, 2023 when 42 HAWTHORNE OWNER, LLC conveyed the property to 42 HAWTHORNE LLC for $4.25M. The transaction was financed with a $2.34M mortgage from Patriot Bank, N.a..
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 OfficerJEAN DANIEL HERTZOG
- Corporate Owner42 HAWTHORNE LLC
- Managing AgentJOANNA MOLONEY
Most recent deed
Recent ACRIS documents (last 5)
Building stats
- Zoning:
- R6
- Lot size:
- 3,975 sqft
- Building area:
- 13,000 sqft
- Floors:
- 4
- Assessed value:
- $680K
- Community district:
- 309
- Council district:
- 40
HPD violations
Recent HPD violation details
- Class AInspected Aug 12, 2024§ 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT AT SOUTH WALL AT PUBLIC HALL, 2nd STORY
- Class BInspected Aug 12, 2024§ 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE FIRE RETARDANT MATERIAL AT SOUTH WALL AT PUBLIC HALL, 2nd S…
- Class BInspected Aug 12, 2024§ 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF HOUSE HOLD ITEMS AT PUBLIC HALL, 1st STORY
- Class CInspected Aug 12, 2024§ 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF METAL OBJECT ON ROOF FLOOR CREATING TRIP HAZARD
- Class BInspected Aug 12, 2024§ 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF HOUSEHOLD ITEMS AT PUBLIC HALL, 4th STORY
Recent ACRIS activity
Frequently asked questions about 42 HAWTHORNE STREET
Who owns 42 HAWTHORNE STREET?
The current registered owner of record for 42 HAWTHORNE STREET per NYC PLUTO is 42 HAWTHORNE LLC. The most recent ACRIS deed transfer for this BBL was recorded on January 12, 2023 when the property was conveyed to 42 HAWTHORNE 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 42 HAWTHORNE STREET last sold?
The most recent ACRIS deed transfer for 42 HAWTHORNE STREET was recorded on January 12, 2023, when 42 HAWTHORNE OWNER, LLC conveyed the property to 42 HAWTHORNE LLC for $4.25M. The transaction was financed with a $2.34M mortgage from Patriot Bank, N.a..
How many HPD violations does 42 HAWTHORNE STREET have?
No open HPD housing-maintenance code violations are on record for 42 HAWTHORNE STREET 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 42 HAWTHORNE STREET?
NYC Department of Finance assesses 42 HAWTHORNE STREET at $680K 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 42 HAWTHORNE STREET and what does that mean?
42 HAWTHORNE STREET is NYC building class C1 — Walk-up, over six families. A 3-to-6-story walk-up apartment building with more than 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.