# 730 5th Avenue, Manhattan

Condominium · 22 units · built c. 1921 · Block 1272, Lot 7503.

On Umarelli: https://umarelli.org/nyc/1012727503/730-5-avenue

More construction in Midtown West: https://umarelli.org/nyc/manhattan/midtown-west.md

## Building permits

- Alteration, filed May 18, 2026, estimated cost $6.7M, described as “Hereby filing Interior renovation of existing apartment and accessory terrace as shown on plans filed herewith. No change to use, occupancy or egress.”
- Alteration, filed Mar 12, 2026, estimated cost $250K, described as “Mechanical modifications taking place on the 3rd floor as per plans filed here with. no change in use, egress or occupancy .”
- Alteration, filed Mar 11, 2026, estimated cost $700K, described as “General Construction modifications to take place on the 3rd floor as per drawings filed herewith. No change in use, egress, or occupancy.”
- Alteration, filed Mar 11, 2026, estimated cost $110K, described as “Plumbing modifications taking place on the 3rd floor as per plans filed here with. no change in use, egress or occupancy.”
- Alteration, filed Mar 11, 2026, estimated cost $50K, described as “Sprinkler modifications taking place on the 3rd floor as per plans filed herewith. No change in use, egress or occupancy.\_”
- Alteration, filed Aug 27, 2025, estimated cost $45K, described as “Installation of +/-16' w x +/- 78'H (10TH - 16TH fl) & +/-16' w x +/- 108'H (16TH - 23TH fl) temp. Supported scaffold for access & enengineered enclosure system at front of building, for facede repair work. No change in use, egress…”
- Alteration, filed May 12, 2025, estimated cost $45K, described as “Installation of +/-16' w x +/- 78'H (10TH - 16TH fl) and +/-16' w x +/- 108' h (16TH - 23TH fl) temp. Supported scaffold for engineered enclosure system at front of building, for facede repair work. No change in use, egress or occupancy of…”
- Alteration, filed May 12, 2025, estimated cost $18K, described as “Installation of approximately +/-120LF - 8'W x 14'H temporary heavy duty sidewalk shed as per plans, for exterior facade repair work. No change in use, egress or occupancy under this application.”
- Alteration, filed May 8, 2025, estimated cost $190K, described as “Interior renovations. New lighting fixtures and replace existing gas fireplace. New exterior terrace walking surfaces and awnings. Plumbing and structural work filed under subsequent apps. No change in use, occupancy or egress.”
- Alteration, filed Apr 30, 2025, estimated cost $114K, described as “Facade repairs. No change in egress, use or occupancy.”
- Alteration, filed Apr 13, 2025, described as “IRA to assist with Condition Assessment.”
- Alteration, filed Mar 26, 2025, estimated cost $250K, described as “General construction related to interior renovation of existing conditions to Unit 23 A. No change to use, egress or occupancy.”
- Alteration, filed Apr 11, 2024, estimated cost $816K, described as “Hereby filing Interior renovation of existing apartment and accessory roof structure. Modification of exterior facade openings, with new windows as shown on plans filed herewith. No change to use, occupancy or egress.”
- No Work, filed Jan 30, 2024, described as “Opening Cocktail event on 02/07/2024 from 6:00 pm to 8:00 pm.”
- Alteration, filed Jan 29, 2024, estimated cost $840K, described as “Hereby filing partial demolition & renovation of existing apartment as shown on drawings filed herewith. No change in use, occupancy, or egress.”
- Alteration, filed Jan 22, 2024, estimated cost $25K, described as “Hereby filing Minor relocation of two (2) plumbing fixtures, removal of interior non-load bearing walls, and Installation of new non-load bearing walls in apt 19b as shown on plans filed herewith. No change to use, occupancy or egress.”
- Alteration, filed Dec 15, 2023, described as “FISP INSPECTION (Facade Inspection Safety Program) INDUSTRIAL ROPE ACCESS TECHNIQUES AND METHODS.SEE ATTACHED PLANS Designated Primary Site supervisor: Kenneth Cole”
- Alteration, filed Nov 20, 2023, estimated cost $800, described as “Erect accessory business wall sign for chanel, no change in use, egress or occupancy.”
- Alteration, filed Nov 3, 2023, estimated cost $1.7M, described as “Hereby filing interior renovation of existing apartment on the 13TH floor (unit 17A). No change to use, egress or occupancy.”
- Alteration, filed Mar 8, 2023, estimated cost $171K, described as “Interior renovation of first floor retail & associated cellar space”
- Alteration, filed Mar 8, 2023, estimated cost $79K, described as “Interior renovation of first floor retail & associated cellar space”
- Alteration, filed Mar 8, 2023, estimated cost $135K, described as “Interior renovation of first floor retail & associated cellar space”
- Alteration, filed Feb 24, 2023, estimated cost $86K, described as “The existing storefront will be replaced with a new glass and stone facade.”
- Alteration, filed Feb 16, 2023, estimated cost $80K, described as “Addition of a new mezzanine space within the existing footprint of the existing building”
- Alteration, filed Feb 16, 2023, estimated cost $100K, described as “Addition of a new mezzanine space within the existing footprint of the existing building”

64 more, older permits are in this building’s full list on the map: https://umarelli.org/nyc/1012727503/730-5-avenue.

## Property taxes

- Assessment: $257,647,306
- 2026–27 tax: $26,940,675
- Market value (city estimate): $572,549,549
- Taxable value: $246,717,776
- Assessed land: $22,500,008
- Assessed improvements: $235,147,298
- Condo units with their own tax lots: 25

## Zoning

C5-3 (part of the lot is C5-P): floor area ratio 12.66 built, 15.00 allowed by base zoning.

## Recent sales

- Jan 23, 2026: $19,750,000, Apt 18B
- Jan 15, 2026: $18,500,000, Apt 16B
- Dec 30, 2025: $24,500,000, Apt 18A
- Jul 30, 2025: $28,000,000, Apt 16A
- Dec 30, 2024: $66,000,000, Apt 25A
- Aug 14, 2024: $20,721,225, Apt 16B
- Jul 29, 2024: $64,000,000, Apt 23A
- Jul 1, 2024: $135,038,475, Apt 26A
- Apr 22, 2024: $12,605,000, Unit ANNEX
- Mar 20, 2024: $21,700,000, Apt 16C

The 10 most recent of 28 open-market sales since 2016, from the Department of Finance’s sales files.

## Flood zone

Current FEMA flood map: zone X, minimal flood hazard.

## Landmarks

Part of Heckscher Building (now the Crown Building) (Individual Landmark). 14 Landmarks Preservation Commission permits are on file.

## Board and land use applications

- Heckscher Building (now the Crown Building) (City Planning 2024M0374): Completed, filed May 24, 2024, decided Sep 12, 2024. The Landmarks Preservation Commission is requesting a report from the City Planning Commission on the landmark designation of the Heckscher Building, located at 730 Fifth Avenue in Midtown, Community District 5, Manhattan.
- Variance or special permit (Board of Standards and Appeals 2021-62-BZ): Variance or special permit, Withdrawn, filed Sep 17, 2021, decided May 12, 2022. Special Permit (§73-36) to permit the operation of physical culture establishment (M3 Concept) to be located in a building that is being converted from office to a hotel with residential use on the upper floors contrary to ZR §§32-10 &…

## In the news

[Aman New York at the Crown Building Readies for Spring Debut at 730 Fifth Avenue in Midtown, Manhattan](https://newyorkyimby.com/2022/01/aman-new-york-at-the-crown-building-readies-for-spring-debut-at-730-fifth-avenue-in-midtown-manhattan.html), New York YIMBY, Jan 20, 2022.

From New York City and Jersey City public records, refreshed within a day of each release. Sources: https://umarelli.org/sources. Methodology and corrections: https://umarelli.org/methodology