21 EAST 73 STREET
Owner of record
MetroDeeds aggregates NYC public records — ACRIS deed transfers, PLUTO ownership, HPD violations, DOB permits — into a single building intelligence surface.
Every deed, every violation, every operator on this BBL is available with a free MetroDeeds account.
Most recent deed
Activity timeline
Building stats
DOF tax assessment history for 21 EAST 73 STREET
NYC Department of Finance publishes annual assessed value, market value, and exemption totals for every BBL. MetroDeeds tracks the full multi-year history from the 8y4t-faws dataset.
Sign in to see the NYC DOF assessment history →HPD violations
Recent HPD violation details
Building code violations
- DOBFeb 25, 2025C-CONSTRUCTION OTHER OPTIONAL
- ECBSep 19, 2018Construction
Nearby buildings on this block
Buildings on this same NYC tax block — recent transfer history.
| Address | Class | Size & Year | Last Sale Date | Last Sale Amount | Operator |
|---|---|---|---|---|---|
| 5 EAST 73 STREET | C5 | 9,923 sqft · built 1901 | — | — | — |
| 7 EAST 73 STREET | D4 | 23,521 sqft · built 1903 | Sep 27 | 🔓 Sign in to see | — |
| 17 EAST 73 STREET | C6 | 8,607 sqft · built 1871 | — | — | — |
| 23 EAST 73 STREET | K4 | 8,821 sqft · built 1911 | — | — | — |
| 25 EAST 73 STREET | K4 | 5,300 sqft · built 1871 | — | — | — |
| 27 EAST 73 STREET | A4 | 7,285 sqft · built 1871 | — | — | — |
| 922 MADISON AVENUE | K4 | 5,934 sqft · built 1871 | Apr 17 | 🔓 Sign in to see | 🔓 Sign in to see |
| 921 MADISON AVENUE | M9 | 65,800 sqft · built 1916 | — | — | — |
| 49 EAST 73 STREET | D6 | 74,427 sqft · built 1976 | Jan 20 | 🔓 Sign in to see | — |
| 51 EAST 73 STREET | D1 | 12,321 sqft · built 1886 | Mar 20 | 🔓 Sign in to see | — |
| 55 EAST 73 STREET | C5 | 6,021 sqft · built 1886 | — | — | — |
| 778 PARK AVENUE | D4 | 120,073 sqft · built 1931 | Jan 29 | 🔓 Sign in to see | 🔓 Sign in to see |
| 784 PARK AVENUE | D4 | 161,572 sqft · built 1929 | Jun 24 | 🔓 Sign in to see | 🔓 Sign in to see |
| 48 EAST 74 STREET | A4 | 7,600 sqft · built 1871 | Oct 9 | 🔓 Sign in to see | — |
| 44 EAST 74 STREET | B1 | 8,800 sqft · built 1905 | Mar 10 | 🔓 Sign in to see | — |
| 42 EAST 74 STREET | B3 | 5,980 sqft · built 1871 | Apr 6 | 🔓 Sign in to see | — |
| 40 EAST 74 STREET | D4 | 8,560 sqft · built 1871 | Feb 2 | 🔓 Sign in to see | — |
| 36 EAST 74 STREET | B3 | 11,000 sqft · built 1871 | Jun 28 | 🔓 Sign in to see | — |
| 34 EAST 74 STREET | B1 | 6,216 sqft · built 1871 | Mar 16 | 🔓 Sign in to see | — |
| 32 EAST 74 STREET | C0 | 5,775 sqft · built 1935 | Feb 26 | 🔓 Sign in to see | 🔓 Sign in to see |
Frequently asked questions about 21 EAST 73 STREET
Who owns 21 EAST 73 STREET?
Sign in to MetroDeeds for ACRIS deed history on 21 EAST 73 STREET. This property is recorded as individual-owned; individual owner names are gated on the Scout+ tier ($49.99/mo) for privacy. Free accounts unlock owner names on LLC-owned buildings and the full deed history including dates and amounts.
When was 21 EAST 73 STREET last sold?
MetroDeeds shows no confirmed ACRIS deed transfer for 21 EAST 73 STREET in the last 5 years. An absence in the 5-year window typically means either the BBL has not transacted recently, or the most recent recorded document is not a DEED type (such as a refinance rather than a sale).
How many HPD violations does 21 EAST 73 STREET have?
No open HPD housing-maintenance code violations are on record for 21 EAST 73 STREET. The building is not registered with NYC HPD's landlord-registration system, which is typical for owner-occupied 1-2 family dwellings.
What is the assessed value of 21 EAST 73 STREET?
Sign in to see the assessed value for 21 EAST 73 STREET. MetroDeeds tracks multi-year tax assessment history and surfaces the most recent valuation alongside tax-class context.
What building class is 21 EAST 73 STREET and what does that mean?
21 EAST 73 STREET is NYC building class A7 — One-family mansion. A single-family mansion. The building class determines the property's tax class and the regulatory regime that applies.