504 EAST 88 STREET
504 EAST 88 STREET is a Class C1 (walk-up, over six families) building in Manhattan (BBL 1015840048) built in 1939, with 20 residential units across 5 floors.
The building is in NYC community district 108, council district 5, zoning district R8B, on a 2,517-square-foot lot with a building footprint of 8,420 square feet.
The current registered owner of record per NYC PLUTO is SDN 88 LLC.
The most recent ACRIS deed transfer for this BBL was recorded on June 26, 2025 when KC3 - 504 EAST 88TH STREET, LLC conveyed the property to G NAIM 88 LLC; G NAIM 88 TR UW LLC; SDN 88 LLC; MN 88 LLC for $4.60M. The transaction was financed with a $3.45M mortgage from G Naim 88 Tr Uw Llc; Sdn 88 Llc; Mn 88 Llc; Jpmorgan Chase Bank, N.a; G Naim 88 Llc.
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 OfficerSean Sedaghatpour
- Corporate OwnerRabi Shimon LLC
- Managing AgentJACOB EPSTEIN
Most recent deed
Activity timeline
Recent ACRIS documents (last 5)
Building stats
- Zoning:
- R8B
- Lot size:
- 2,517 sqft
- Building area:
- 8,420 sqft
- Floors:
- 5
- Assessed value:
- $1.3M
- Community district:
- 108
- Council district:
- 5
HPD violations
Recent HPD violation details
- Class BInspected Apr 18, 2026§ 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK ABOVE CEILING IN THE 3rd ROOM FROM NORTH LOCATED AT APT 5B, 5th STORY, 1st APART…
- Class BInspected Apr 18, 2026§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE 3rd ROOM FROM NORTH LOCA…
- Class BInspected Apr 18, 2026§ 27-2026 ADM CODE REPAIR THE LEAKY AND/OR DEFECTIVE FAUCETS AT BATHTUB IN THE BATHROOM LOCATED AT APT 5B, 5th STORY, 1st APARTMENT FROM EAS…
- Class BInspected Sep 26, 2025§ 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD FLOOR IN THE KITCHEN LOCATED AT APT 2D, 2nd STORY, 1st…
- Class CInspected Sep 26, 2025§ 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MIS…
Recent ACRIS activity
Frequently asked questions about 504 EAST 88 STREET
Who owns 504 EAST 88 STREET?
The current registered owner of record for 504 EAST 88 STREET per NYC PLUTO is SDN 88 LLC. The most recent ACRIS deed transfer for this BBL was recorded on June 26, 2025 when the property was conveyed to G NAIM 88 LLC; G NAIM 88 TR UW LLC; SDN 88 LLC; MN 88 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 504 EAST 88 STREET last sold?
The most recent ACRIS deed transfer for 504 EAST 88 STREET was recorded on June 26, 2025, when KC3 - 504 EAST 88TH STREET, LLC conveyed the property to G NAIM 88 LLC; G NAIM 88 TR UW LLC; SDN 88 LLC; MN 88 LLC for $4.60M. The transaction was financed with a $3.45M mortgage from G Naim 88 Tr Uw Llc; Sdn 88 Llc; Mn 88 Llc; Jpmorgan Chase Bank, N.a; G Naim 88 Llc.
How many HPD violations does 504 EAST 88 STREET have?
No open HPD housing-maintenance code violations are on record for 504 EAST 88 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 504 EAST 88 STREET?
NYC Department of Finance assesses 504 EAST 88 STREET at $1.30M 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 504 EAST 88 STREET and what does that mean?
504 EAST 88 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.