11 WEST 42 STREET
Office building · Manhattan · 10036
The building's own benchmarking filing
Energy performance
From the building's own filing under the City of Miami's benchmarking ordinance. An ENERGY STAR score of 75 or above means the building outperforms three quarters of comparable buildings nationally. It is a self-reported figure, verified by the city only to the extent the ordinance requires.
New York City assessment roll
Parcel record
| Field | Value |
|---|---|
| BBL | 1012580021 |
| Site address | 11 WEST 42 STREET |
| Land use (DOR) | O4 — Office building |
| Building area (actual) | 949,976 sq ft |
| Floors / units / buildings | 33 / 45 / 1 |
| Lot size | 34,300 sq ft |
| Year built | 1926 |
| Zoning (primary) | — |
| Land value | $26,955,000 |
| Building value | — |
| Total assessed value | $143,047,800 |
Recorded owner (assessment roll)
11 WEST 42 REALTY INVESTORS, LLC
Owner mailing address: not listed
Location
- Address
- 11 WEST 42 STREET
- City
- Manhattan
- ZIP
- 10036
- Coordinates
- 40.75430, -73.98179
Within ~650 m
Nearby office buildings
- Empire State Building0 tenants
2,812,739 sq ft · 102 fl · 1931
- Rockefeller Center (1260 Sixth)0 tenants
2,734,038 sq ft · 31 fl · 1932
- 1221 Avenue of the Americas0 tenants
2,636,182 sq ft · 51 fl · 1971
2,245,112 sq ft · 55 fl · 2005
- 270 PARK AVENUE0 tenants
2,050,615 sq ft · 60 fl · 2021
- 1211 AVENUE OF THE AMERICAS0 tenants
1,984,228 sq ft · 45 fl · 1973
Frequently asked questions
Who owns 11 WEST 42 STREET?
The recorded owner on the New York City assessment roll (current) is 11 WEST 42 REALTY INVESTORS, LLC. Owner mailing address on file: not listed.
What companies have offices at 11 WEST 42 STREET?
No business locations at this building appear in the public records ingested so far — no licence, tax or registry record currently lists this address; that is a gap in the record, not proof the building is empty.
How big is 11 WEST 42 STREET?
The county assessment roll records 949,976 sq ft of building area across 33 floors, built in 1926, on a 34,300 sq ft lot, with a current assessed value of $143,047,800.
Everything here comes from public records, and public records go stale. If you know better, say so.
Data provenance — public records only
- Miami-Dade County Property Appraiser — assessment roll — Parcel identity, site address, recorded owner, use code, areas, year built and assessed values, via the county's public GIS services (MD_LandInformation, PaGis layer).
- Miami-Dade County Local Business Tax roll — Business-tax receipts: business name, premises address (incl. suite/floor), account status and start date, via the county's public GIS services.
- Florida Division of Corporations (Sunbiz) — corporate data file — Registered entities: document number, status, filing date, registered agent and principal address, from the state's public quarterly data file.
- Miami BE305 building-energy benchmarking disclosures — What the building reported about its own performance: energy intensity, an ENERGY STAR score, reported emissions and water use, under the City of Miami's benchmarking ordinance.
Every fact on this page is drawn from the government records above — no listing sites, no scraped platforms, no third-party images. Facts from public records are uncopyrightable; each tenancy row carries its source and match confidence. Records can lag reality — a business-tax receipt or registration at an address is evidence of occupancy, not a lease confirmation.
Working with New York office parcels? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
Dataset updated . Source: New York City assessment roll, BBL 1012580021.