40 WEST 23 STREET
Office building · Manhattan · 10010
The building's own benchmarking filing
Energy performance
From the building's own filing under the City of Miami's benchmarking ordinance, latest of 3 years on record. 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 | 1008240028 |
| Site address | 40 WEST 23 STREET |
| Land use (DOR) | O6 — Office building |
| Building area (actual) | 439,330 sq ft |
| Floors / units / buildings | 12 / 23 / 2 |
| Lot size | 55,960 sq ft |
| Year built | 1911 |
| Zoning (primary) | — |
| Land value | $28,350,000 |
| Building value | — |
| Total assessed value | $116,983,000 |
Recorded owner (assessment roll)
23RD STREET LLC
Owner mailing address: not listed
Location
- Address
- 40 WEST 23 STREET
- City
- Manhattan
- ZIP
- 10010
- Coordinates
- 40.74175, -73.99126
Within ~650 m
Nearby office buildings
- 1 MADISON AVENUE0 tenants
1,233,394 sq ft · 26 fl · 1932
- 380 PARK AVENUE SOUTH0 tenants
1,159,795 sq ft · 34 fl · 1928
- 1097 BROADWAY0 tenants
704,950 sq ft · 15 fl · 1909
- 63 MADISON AVENUE0 tenants
702,793 sq ft · 15 fl · 1962
- 285 5 AVENUE0 tenants
553,725 sq ft · 19 fl · 1920
- 275 7 AVENUE0 tenants
548,680 sq ft · 27 fl · 1928
Frequently asked questions
Who owns 40 WEST 23 STREET?
The recorded owner on the New York City assessment roll (current) is 23RD STREET LLC. Owner mailing address on file: not listed.
What companies have offices at 40 WEST 23 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 40 WEST 23 STREET?
The county assessment roll records 439,330 sq ft of building area across 12 floors, built in 1911, on a 55,960 sq ft lot, with a current assessed value of $116,983,000.
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.
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Dataset updated . Source: New York City assessment roll, BBL 1008240028.