21 GRAMERCY PARK SOUTH
21 GRAMERCY PARK SOUTH is a Class D3 (elevator, pre-1929 coop) building in Manhattan (BBL 1008750060) built in 1854, with 23 residential units across 6 floors.
The building is in NYC community district 106, council district 2, zoning district R7B, on a 2,730-square-foot lot with a building footprint of 12,948 square feet.
The current registered owner of record per NYC PLUTO is 21 GRAMERCY PARK HOLDINGS LLC.
The most recent ACRIS deed transfer for this BBL was recorded on September 12, 2022 when 21 GPS LLC conveyed the property to 21 GRAMERCY PARK HOLDINGS LLC for $3.77M. 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 OfficerMICHAEL KATZ
- Corporate Owner21 GRAMERCY PARK HOLDINGS LLC
- Managing AgentBUCHBINDER & WARREN LLC
- Site ManagerRACHEL STOWELL
Most recent deed
Recent ACRIS documents (last 5)
Building stats
- Zoning:
- R7B
- Lot size:
- 2,730 sqft
- Building area:
- 12,948 sqft
- Floors:
- 6
- Assessed value:
- $2.1M
- Community district:
- 106
- Council district:
- 2
HPD violations
Recent HPD violation details
- Class IInspected Oct 9, 2018§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 CInspected Sep 5, 2017§ 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 Sep 5, 2017§ 27-2045 ADM CODE POST A PROPER NOTICE OF SMOKE DETECTOR REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, AT OR NEAR THE MAIL BOX AT W…
- Class AInspected Sep 5, 2017§ 27-2104 ADM CODE POST AND MAINTAIN A PROPER SIGN ON WALL OF ENTRANCE STORY SHOWING THE REGISTRATION NUMBER ASSIGNED BY THE DEPARTMENT AND…
- Class AInspected Sep 5, 2017§ 27-2046.1 HMC: POST A PROPER NOTICE OF CARBON MONOXIDE DETECTING DEVICE REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, IN A COMMON…
Recent ACRIS activity
Frequently asked questions about 21 GRAMERCY PARK SOUTH
Who owns 21 GRAMERCY PARK SOUTH?
The current registered owner of record for 21 GRAMERCY PARK SOUTH per NYC PLUTO is 21 GRAMERCY PARK HOLDINGS LLC. The most recent ACRIS deed transfer for this BBL was recorded on September 12, 2022 when the property was conveyed to 21 GRAMERCY PARK HOLDINGS 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 21 GRAMERCY PARK SOUTH last sold?
The most recent ACRIS deed transfer for 21 GRAMERCY PARK SOUTH was recorded on September 12, 2022, when 21 GPS LLC conveyed the property to 21 GRAMERCY PARK HOLDINGS LLC for $3.77M. The transaction was recorded as cash (no paired mortgage instrument).
How many HPD violations does 21 GRAMERCY PARK SOUTH have?
No open HPD housing-maintenance code violations are on record for 21 GRAMERCY PARK SOUTH 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 21 GRAMERCY PARK SOUTH?
NYC Department of Finance assesses 21 GRAMERCY PARK SOUTH at $2.13M 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 21 GRAMERCY PARK SOUTH and what does that mean?
21 GRAMERCY PARK SOUTH is NYC building class D3 — Elevator, pre-1929 coop. A pre-1929 cooperative elevator apartment building. 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.