257 CLARKSON AVENUE
257 CLARKSON AVENUE is a Class C1 (walk-up, over six families) building in Brooklyn (BBL 3050570072) built in 1910, with 8 residential units across 2 floors.
The building is in NYC community district 309, council district 40, zoning district R6, on a 2,400-square-foot lot with a building footprint of 5,700 square feet.
The current registered owner of record per NYC PLUTO is 257 CLARKSON PLATINIUM LLC.
The most recent ACRIS deed transfer for this BBL was recorded on September 20, 2021 when THOMPSON, MAXINE; THOMPSON, LISA conveyed the property to 257 CLARKSON PLATINIUM LLC for $875K. 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 OfficerMANNY ELI
- Corporate Owner257 CLARKSON PLATINUM LLC
Most recent deed
Activity timeline
Recent ACRIS documents (last 1)
Building stats
- Zoning:
- R6
- Lot size:
- 2,400 sqft
- Building area:
- 5,700 sqft
- Floors:
- 2
- Assessed value:
- $495K
- Community district:
- 309
- Council district:
- 40
HPD violations
Recent HPD violation details
- Class CInspected Jul 30, 2005§ 27-2005 ADMIN. CODE: REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN UNIFORM COLOR CEILING, 1ST STORY APT, KITCHEN. ER-1
- Class CInspected Jan 30, 2004§ 27-2005 ADMIN. CODE: REMOVE THE ILLEGAL FASTENING DOUBLE CYLINDER KEY OPERATED LOCK INSTALLED, ENTRANCE DOOR TO BUILDING.
- Class BInspected Jan 30, 2004§ 27-2005 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF CONCEALED LEAK CEILING, 1ST STORY APT 1, KITCHEN.
- Class BInspected Jan 30, 2004§ 27-2005 ADMIN. CODE: PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CERAMIC FLOOR TILES BATHROOM, 1ST STORY APT 1.
- Class BInspected Jan 30, 2004§ 27-2005 ADMIN. CODE: PROPERLY REPAIR THE BROKEN OR DEFECTIVE UNHINGED NORTH ENTRANCE DOOR TO 1ST STORY APT 1.
Recent ACRIS activity
Frequently asked questions about 257 CLARKSON AVENUE
Who owns 257 CLARKSON AVENUE?
The current registered owner of record for 257 CLARKSON AVENUE per NYC PLUTO is 257 CLARKSON PLATINIUM LLC. The most recent ACRIS deed transfer for this BBL was recorded on September 20, 2021 when the property was conveyed to 257 CLARKSON PLATINIUM 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 257 CLARKSON AVENUE last sold?
The most recent ACRIS deed transfer for 257 CLARKSON AVENUE was recorded on September 20, 2021, when THOMPSON, MAXINE; THOMPSON, LISA conveyed the property to 257 CLARKSON PLATINIUM LLC for $875K. The transaction was recorded as cash (no paired mortgage instrument).
How many HPD violations does 257 CLARKSON AVENUE have?
No open HPD housing-maintenance code violations are on record for 257 CLARKSON 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 257 CLARKSON AVENUE?
NYC Department of Finance assesses 257 CLARKSON AVENUE at $495K 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 257 CLARKSON AVENUE and what does that mean?
257 CLARKSON AVENUE 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.