--- title: 43 West 23rd Street | 13,248 RSF (Sublease) | Noah & Co description: Looking for a Sublease in the Flatiron area? Check out this space at 43 West 23rd Street. You can also browse our other availabilities and view virtual tours! image: https://www.noahre.com/hubfs/Flyers/C/13%2c248-26%2c496%20SF%20-%2043%20West%2023rd%20Street%20Sublease%20(Entire%202nd%20and%206th%20Floor)%20(6).png --- [![Noahre](https://www.noahre.com/hubfs/Noah_Co_May2020/images/logo%20top.png) ![Noahre](https://www.noahre.com/hubfs/Noah_Co_May2020/images/scroll%20logo.png) ](https://www.noahre.com/?hsLang=en) - About Us - [Our Company](https://www.noahre.com/our-company/?hsLang=en) - [Meet the Team](https://www.noahre.com/team?hsLang=en) - [Services](https://www.noahre.com/services/?hsLang=en) - [Recent Deals](https://www.noahre.com/deals?hsLang=en) - [Midtown 101](https://www.noahre.com/midtown-manhattan-office-space-for-lease?hsLang=en) - [Overview](https://www.noahre.com/midtown-manhattan-office-space-for-lease?hsLang=en) - [Grand Central](https://www.noahre.com/lease-office-space-grand-central?hsLang=en) - [Plaza District](https://www.noahre.com/lease-office-space-plaza-district?hsLang=en) - [Availabilities](https://www.noahre.com/exclusives?hsLang=en) - [Noah Exclusives](https://www.noahre.com/exclusives?hsLang=en) - [New to Market](https://info.noahre.com/highlighted-space-opps?hsLang=en) - [Medical Space](https://www.noahre.com/availabilities/medical?hsLang=en) - [Office Condos](https://www.noahre.com/availabilities/officecondos?hsLang=en) - [Coworking Map](https://www.noahre.com/coworking?hsLang=en) - [Blog](https://www.noahre.com/blog?hsLang=en) - [Virtour](https://virtournyc.com/) [ (212) 947-7120 ](tel:+12129477120) [  (212) 947-7120 ](tel:+12129477120) # 43 West 23rd Street | 13,248 RSF (Sublease) [View larger PDF](https://www.noahre.com/properties/43-west-23rd-street-51139285151#51139285151) [Open PDF **](https://www.noahre.com/hubfs/Flyers/C/13%2c248-26%2c496%20SF%20-%2043%20West%2023rd%20Street%20Sublease%20(Entire%202nd%20and%206th%20Floor).pdf?hsLang=en) Your device does not support viewing of this PDF. [Tap here to download it instead](https://www.noahre.com/hubfs/Flyers/C/13%2c248-26%2c496%20SF%20-%2043%20West%2023rd%20Street%20Sublease%20(Entire%202nd%20and%206th%20Floor).pdf?hsLang=en). View larger image(s) ![](https://www.noahre.com/hs-fs/hubfs/Flyers/C/13%2c248-26%2c496%20SF%20-%2043%20West%2023rd%20Street%20Sublease%20(Entire%202nd%20and%206th%20Floor)%20(6).png?width=1920&height=1080&name=13%2c248-26%2c496%20SF%20-%2043%20West%2023rd%20Street%20Sublease%20(Entire%202nd%20and%206th%20Floor)%20(6).png) ![](https://www.noahre.com/hs-fs/hubfs/Flyers/C/13%2c248-26%2c496%20SF%20-%2043%20West%2023rd%20Street%20Sublease%20(Entire%202nd%20and%206th%20Floor)%20(4).png?width=1920&height=1080&name=13%2c248-26%2c496%20SF%20-%2043%20West%2023rd%20Street%20Sublease%20(Entire%202nd%20and%206th%20Floor)%20(4).png) ![](https://www.noahre.com/hs-fs/hubfs/Flyers/C/13%2c248-26%2c496%20SF%20-%2043%20West%2023rd%20Street%20Sublease%20(Entire%202nd%20and%206th%20Floor)%20(1).png?width=1920&height=1080&name=13%2c248-26%2c496%20SF%20-%2043%20West%2023rd%20Street%20Sublease%20(Entire%202nd%20and%206th%20Floor)%20(1).png) ![](https://www.noahre.com/hs-fs/hubfs/Flyers/C/13%2c248-26%2c496%20SF%20-%2043%20West%2023rd%20Street%20Sublease%20(Entire%202nd%20and%206th%20Floor)%20(7).png?width=1920&height=1080&name=13%2c248-26%2c496%20SF%20-%2043%20West%2023rd%20Street%20Sublease%20(Entire%202nd%20and%206th%20Floor)%20(7).png) ![](https://www.noahre.com/hs-fs/hubfs/Flyers/C/13%2c248-26%2c496%20SF%20-%2043%20West%2023rd%20Street%20Sublease%20(Entire%202nd%20and%206th%20Floor)%20(5).png?width=1920&height=1080&name=13%2c248-26%2c496%20SF%20-%2043%20West%2023rd%20Street%20Sublease%20(Entire%202nd%20and%206th%20Floor)%20(5).png) ![](https://www.noahre.com/hs-fs/hubfs/Flyers/C/13%2c248-26%2c496%20SF%20-%2043%20West%2023rd%20Street%20Sublease%20(Entire%202nd%20and%206th%20Floor)%20(3).png?width=1920&height=1080&name=13%2c248-26%2c496%20SF%20-%2043%20West%2023rd%20Street%20Sublease%20(Entire%202nd%20and%206th%20Floor)%20(3).png) ![](https://www.noahre.com/hs-fs/hubfs/Flyers/C/13%2c248-26%2c496%20SF%20-%2043%20West%2023rd%20Street%20Sublease%20(Entire%202nd%20and%206th%20Floor)%20(2).png?width=1920&height=1080&name=13%2c248-26%2c496%20SF%20-%2043%20West%2023rd%20Street%20Sublease%20(Entire%202nd%20and%206th%20Floor)%20(2).png) 43 West 23rd Street Floor/Suite:  Entire 2 & 6 Size:  13,248 – 26,496 RSF Lease type: Sublease through 08/30/2029 Condition: Furnished Asking rent: $59 PSF / $65,136 per month Virtual Tour: [Click for virtual tour](https://marketplace.vts.com/listing/the-castro-building-43-west-23rd-street-new-york-ny/1dd53992-8823-4a26-9092-d6f7205e2112/video) - [ Space Details ](https://www.noahre.com/properties/43-west-23rd-street-51139285151#tab-1) - [ About the Building ](https://www.noahre.com/properties/43-west-23rd-street-51139285151#tab-2) - Two recently built and furnished full floors with high-end creative installations available for sublease. - Both floors feature ample conferencing and soft-seating spaces. - The 2nd floor features a large event space with stadium seating and a café style pantry. - 43 West 23rd Street (The Castro Building) - between Fifth Avenue and Avenue of the Americas - Owned by: Castro Properties - Class: B - 122,517 Total RSF - 8 floors - Amenities: Lobby Attendant 24/7 Building Details - Building was recently renovated to feature a refreshed lobby, 3 recently upgraded passenger elevators, and a very strong tenant roster. - Generational family ownership group with an office in the building - lobby is attended 24/7 – onsite super and management staff. *Noah Co. does not exclusively represent the space or building listed above.* As of 04-8-2026 × #### 43 West 23rd Street - Entire 2 & 6 Your device does not support viewing of this PDF. [Tap here to download it instead](https://www.noahre.com/hubfs/Flyers/C/13%2c248-26%2c496%20SF%20-%2043%20West%2023rd%20Street%20Sublease%20(Entire%202nd%20and%206th%20Floor).pdf?hsLang=en). Close [Download PDF](https://www.noahre.com/hubfs/Flyers/C/13%2c248-26%2c496%20SF%20-%2043%20West%2023rd%20Street%20Sublease%20(Entire%202nd%20and%206th%20Floor).pdf?hsLang=en) ### Interested? get in touch Contact us× ![Noah](https://www.noahre.com/hubfs/raw_assets/public/Noah_Co_May2020/images/logo-nb.png) - [facebook ](https://www.facebook.com/NoahOfficeSpace/) - [instagram ](https://www.instagram.com/noahofficespace/) - [linkedin ](https://www.linkedin.com/company/noahofficespace/) - [twitter ](https://twitter.com/noahofficespace/) - [About Us](https://www.noahre.com/our-company/) - [Our Team](https://www.noahre.com/team) - [Blog](https://www.noahre.com/blog) - [Exclusives](https://www.noahre.com/exclusives) - [VirtourNYC](https://virtournyc.com) - [Midtown 101](https://www.noahre.com/midtown-manhattan-office-space-for-lease) - [551 Fifth Avenue](https://www.noahre.com/551-5th-ave-office-space-lease) - [232 Madison Avenue](https://www.noahre.com/232-madison-avenue-office-space-lease) - [122 East 42nd Street](https://www.noahre.com/122-east-42-street-office-space) - [805 Third Avenue](https://www.noahre.com/805-3rd-avenue-office-space-lease) - [485 Madison Avenue](https://www.noahre.com/485-madison-avenue-office-space-lease) - [110 East 59th Street](https://www.noahre.com/110-east-59th-street-office-space-lease) - [300 Park Avenue](https://www.noahre.com/300-park-avenue-office-space-lease) - [320 Park Avenue](https://www.noahre.com/320-park-avenue-office-space-lease) ![Goldman](https://www.noahre.com/hubfs/raw_assets/public/Noah_Co_May2020/images/footer-menu-img.png) #### Contact Us (212) 947-7120 [officespace@noahre.com](mailto:officespace@noahre.com) #### Address 600 Fifth Avenue 2nd Floor New York, NY 10020 Copyright © 2026 Noah & Co. | Privacy Policy | All rights reserved. ```json { "@context" : "https://schema.org", "@type" : "RealEstateListing", "dateModified" : "2026-04-08", "datePublished" : "2026-04-08", "description" : "Looking for a Sublease in the Flatiron area? Check out this space at 43 West 23rd Street. You can also browse our other availabilities and view virtual tours!", "name" : "43 West 23rd Street | 13,248 RSF (Sublease)" } ```