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Rent/Lease Office 521 Fifth Ave, New York, NY

Lease Office 521 Fifth Ave

Rent Sublease Office at 521 Fifth Ave

$ / SF / Yr SF Monthly Rent
Negotiable

Nearby Sublease office Spaces for Rent

Address $ / SF / Yr SF Monthly Rent
Fifth Ave & East 44th Street $ 65
13,500
$ 73,125
E 42nd St & Lexington Avenue $ 40
55,700
$ 185,666
5th Ave & East 44th Street $ 70.5
9,600
$ 56,400
Park Ave & East 45th Street $ 98
9,700
$ 79,216
Third Ave & East 39th Street $ 35
49,100
$ 143,208
Lexington Ave & East 43rd Street $ 55
12,900
$ 59,125
Address $ / SF / Yr SF Monthly Rent
Park Ave & East 40th Street $ 66
4,300
$ 23,650
Lexington Ave & East 41st Street $ 63
3,800
$ 19,950
5th Ave & East 44th Street $ 71
7,000
$ 41,416
E 42nd St & Lexington Avenue $ 49
4,800
$ 19,600
Park Ave & East 39th Street $ 99
4,200
$ 34,650
Fifth Ave & East 44th Street $ 50
3,300
$ 13,750
Address $ / SF / Yr SF Monthly Rent
Fifth Ave & East 45th Street $ 50
2,100
$ 8,750
Park Ave & East 40th Street $ 67.5
2,000
$ 11,250
Address $ / SF / Yr SF Monthly Rent
Lexington Ave & East 41st Street $ 24.75
7,300
$ 15,056
Fifth Ave & East 45th Street $ 40
10,300
$ 34,333
Address $ / SF / Yr SF Monthly Rent
Madison Ave & East 40th Street $ 58.75
4,200
$ 20,562
Fifth Ave & East 45th Street $ 54
3,400
$ 15,300
Lexington Ave & East 41st Street $ 27.25
5,600
$ 12,716
E 42nd St & Park Avenue $ 42
5,100
$ 17,850
E 42nd St & Lexington Avenue $ 52
4,800
$ 20,800
Fifth Ave & East 44th Street $ 51.5
3,300
$ 14,162
E 41st St & Fifth Avenue $ 47
2,700
$ 10,575
Address $ / SF / Yr SF Monthly Rent
Fifth Ave & East 45th Street $ 51.5
2,100
$ 9,012
Lexington Ave & East 40th Street $ 41
2,100
$ 7,175
Address $ / SF / Yr SF Monthly Rent
Address $ / SF / Yr SF Monthly Rent
Address $ / SF / Yr SF Monthly Rent
Type of Space Class A/month Class B/month Class C/month
Windowed office/person
Interior office/person
Team Rooms
Suites

Nearby office Spaces for Rent

Address $ / SF / Yr SF Monthly Rent
E 40th St & Fifth Avenue $ 70
8,100
$ 47,250
Park Ave & East 41st Street $ 175
12,200
$ 177,916
Third Ave & East 46th Street $ 81
12,100
$ 81,675
Fifth Ave & East 40th Street $ 85
11,200
$ 79,333
Address $ / SF / Yr SF Monthly Rent
E 40th St & Fifth Avenue $ 70
6,400
$ 37,333
Third Ave & East 46th Street $ 62
4,100
$ 21,183
Vanderbilt Ave & East 44th Street $ 49
5,300
$ 21,641
Third Ave & East 40th Street $ 63
3,600
$ 18,900
Address $ / SF / Yr SF Monthly Rent
Lexington Ave & East 41st Street $ 57
1,500
$ 7,125
E 44th St & Lexington Avenue $ 82
2,300
$ 15,716
Lexington Ave & East 42nd Street $ 61
1,500
$ 7,625
Third Ave & East 41st Street $ 55
1,700
$ 7,791
Park Ave & East 41st Street $ 85
2,300
$ 16,291
Address $ / SF / Yr SF Monthly Rent
Madison Ave & East 40th Street $ 65.5
14,600
$ 79,691
Vanderbilt Ave & East 44th Street $ 79
8,100
$ 53,325
E 42nd St & Park Avenue $ 59
9,700
$ 47,691
Fifth Ave & East 42nd Street $ 58
7,400
$ 35,766
E 44th St & Third Avenue $ 58
8,400
$ 40,600
Fifth Ave & East 45th Street $ 68
7,900
$ 44,766
Address $ / SF / Yr SF Monthly Rent
Madison Ave & East 41st Street $ 56
5,700
$ 26,600
Madison Ave & East 40th Street $ 75
3,600
$ 22,500
Vanderbilt Ave & East 44th Street $ 50
4,000
$ 16,666
Second Ave & East 43rd Street $ 56
4,800
$ 22,400
Madison Ave & East 39th Street $ 50
2,700
$ 11,250
Lexington Ave & East 41st Street $ 60
3,700
$ 18,500
E 42nd St & Park Avenue $ 66
6,700
$ 36,850
Fifth Ave & East 42nd Street $ 60
3,800
$ 19,000
Madison Ave & East 40th Street $ 45
3,500
$ 13,125
E 44th St & Third Avenue $ 48
4,500
$ 18,000
Madison Ave & East 40th Street $ 55
2,500
$ 11,458
Address $ / SF / Yr SF Monthly Rent
Madison Ave & East 40th Street $ 67
1,700
$ 9,491
Second Ave & East 43rd Street $ 59
2,300
$ 11,308
Madison Ave & East 39th Street $ 52
1,900
$ 8,233
Fifth Ave & East 42nd Street $ 60
1,600
$ 8,000
Madison Ave & East 40th Street $ 60
2,400
$ 12,000
Madison Ave & East 41st Street $ 55
2,000
$ 9,166
E 42nd St & Madison Avenue $ 69
2,100
$ 12,075
E 42nd St & Lexington Avenue $ 61
2,200
$ 11,183
E 44th St & Fifth Avenue $ 55
2,200
$ 10,083
Address $ / SF / Yr SF Monthly Rent
Fifth Ave & East 39th Street $ 52
7,300
$ 31,633
E 39th St & Fifth Avenue $ 39.5
7,900
$ 26,004
Fifth Ave & Between East 42nd Street $ 84
9,200
$ 64,400
Address $ / SF / Yr SF Monthly Rent
E 40th St & Lexington Avenue $ 48.5
3,000
$ 12,125
Fifth Ave & Between East 42nd Street $ 83.5
6,000
$ 41,750
Address $ / SF / Yr SF Monthly Rent
E 40th St & Lexington Avenue $ 50.5
1,600
$ 6,733

Retail Spaces for Rent at 521 Fifth Ave

Rent Retail 521 Fifth Ave

$ / SF / Yr SF Monthly Rent
Negotiable
Office Tenants Rented / Leased 521 Fifth Avenue
  • Teza Technologies leased 8,655 SF
  • Tilting Point leased 10,640 SF
  • Berkadia Commercial Mor… leased 0 SF
  • H K Ross Corp leased 500 SF
  • Premier Workspaces leased 16,000 SF
  • International Commercl R… leased 500 SF
  • Westpark Capital leased 6,580 SF
  • Major Lindsey & Africa Llc leased 21,015 SF
  • MIAC leased 1,936 SF
  • Allegis Partners leased 1,000 SF
Retail Tenants Rented / Leased 521 Fifth Avenue
  • Urban Outfitters leased 32,000 SF
  • Circuit City leased 25,850 SF
Nearby Office Tenants Leased
  • Spaces. leased 138,339 SF at 405 Lexington Ave
  • Simons Foundation leased 136,182 SF at 162 Fifth Ave
  • WeWork leased 135,500 SF at 609 Fifth Avenue
  • Primedia leased 135,000 SF at 261 Madison Ave
  • Cerberus Capital Manage… leased 131,060 SF at 875 Third Ave
  • United Nations Population… leased 130,740 SF at 605 Third Ave
  • CIT Group Inc. leased 130,000 SF at 505 Fifth Ave
  • EisnerAmper leased 125,000 SF at 733 Third Avenue
  • Ziff Brothers Investment leased 125,000 SF at 350 Park Avenue
  • Mitsubishi International Corp. leased 122,500 SF at 655 Third Ave
Nearby Retail Tenants Leased
  • Ann Taylor leased 11,000 SF at 600 Fifth Ave
  • Buzzfeed leased 11,000 SF at 110 Fifth Avenue
  • Strictly Wood Furniture Co. leased 10,500 SF at 156 Fifth Ave
  • Ben & Jack's leased 10,000 SF at 255 Fifth Ave
  • Club Nebula leased 10,000 SF at 135 West 41st Street
  • Urban Space leased 10,000 SF at 230 Park Ave
  • HMS International Fabrics Corporation leased 9,600 SF at 720 Fifth Avenue
  • Tommy Bahama leased 9,584 SF at 551 Fifth Ave
  • Oscar Blandi leased 9,300 SF at 545 Madison Ave
  • The Smith leased 9,200 SF at 230 Fifth Ave
$ / SF SF Monthly Rent
Please notify me when a new space is available
Tenant Broker’s Perspective: Return-to-office mandates are driving up rental prices at 521 Fifth Avenue. This trend is projected to continue. Opportunities for subleases remain available at 521 Fifth Avenue and in the nearby Grand Central neighborhood.
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Why Optimal Spaces Tenant Broker

  • Lease negotiation: full terms, renewals, expansion options
  • Cost analysis, inventory identification, negotiating scope
  • Risk mitigation against hidden pitfalls

Cost Savings

  • Negotiate 30+ leasing points to prevent hidden costs
  • Save 10–15% on total leasing costs
  • Save 100–200 hours filtering unviable spaces
  • Property access via broker databases and networks (off-market, subleases, future availability)

Alone or With Other Brokers

  • Managing agents owe a fiduciary duty to landlords, seeking maximum price and terms rather than tenant savings.
  • Inherent conflict of interest as most brokers represent landlords
  • Risk of weaker terms and overlooked hidden costs
  • Heavy workload falls on you while best spaces are missed

521 Fifth Avenue, New York, NY Property Overview

Building Address: 521 Fifth Ave, New York NY 10175
Building Name: 521 Fifth Ave
Building Alternate Address: 521 5th Ave, New York, NY
Zip Code:10175
Neighborhood:Grand Central
Borough:Manhattan
Stories:39
Year Built:1929
Building Class:A
Block & lot:01278-0001

The Lefcourt National Building, located at 521 Fifth Avenue in Manhattan, New York City, was completed in 1929. Designed by Shreve, Lamb & Harmon Associates, the same architects behind the Empire State Building, this 39-story tower is an iconic example of Art Deco architecture in Manhattan.

Originally developed by A.E. Lefcourt, the building has undergone significant transformations over the years. In 2019, it was acquired by Savanna for $381 million from a joint partnership between SL Green and Plaza Global Real Estate Partners. The new ownership planned extensive renovations, including a complete overhaul of the entrance and lobby, along with other upgrades.

Today, the building is more than 96% leased, housing notable tenants such as Berkadia, Adecco, RKF, and China Trust Commercial Bank. The mixed-use property also features ground-floor retail space occupied by Equinox and Urban Outfitters.

521 Fifth Avenue, New York, NY 10175, is a notable office building in Manhattan. It is also known as the Lefcourt National Building, located in the Central Midtown area. The building was constructed in 1929 and features a mix of Art Deco design and modern amenities.

Key details about the property include:

  • Building Name: Lefcourt National Building
  • Primary Address: 521 Fifth Avenue
  • Secondary Address: 1 East 43rd Street
  • Neighborhood: Central Midtown
  • Zip Code: 10175
  • Borough: Manhattan
  • Year Built: 1929
  • Stories: 39

The building has undergone significant renovations and is part of the vibrant Midtown area, offering proximity to public transit and various amenities.


521 Fifth Avenue offers a range of amenities, including:

  • Conference Rooms: Two spacious and technologically equipped conference rooms.
  • Equinox Fitness Club: Located within the building for tenant convenience.
  • High-Speed Internet: Available throughout the premises.
  • Reception Services: Professional reception support.
  • Fully Stocked Kitchen: Convenient for tenants.
  • Mail Collection: On-site mail services.
  • 24 Hour Access: Secure access at all times.
  • Central Air and Heating: Climate-controlled environment.
  • Print/Copy Room: On-site printing facilities.
  • Security System: Enhanced security measures.

521 Fifth Avenue, located in Midtown Manhattan, is a prominent office building with a diverse tenant base. Notable tenants include Berkadia, Adecco, RKF, and China Trust Commercial Bank. The building is part of the Plaza District and offers ground-floor retail space occupied by Equinox and Urban Outfitters.


Internet Providers at 521 Fifth Avenue, Manhattan, NYC:

  • Lightower - Fiber, 10 Gb/s
  • Level 3 Communications - Fiber, 10 Gb/s
  • Cablevision/Lightpath - Fiber, 10 Gb/s
  • Cogent Communications - Fiber, 10 Gb/s

521 Fifth Avenue in Manhattan, NYC, offers convenient access to various transportation options.

Nearest Subway Stations:

  • 5 Av (1-minute walk)
  • Grand Central-42 St (6-minute walk)

Nearest Train Station:

  • Grand Central Madison (1-minute walk)
  • Grand Central (4-minute walk)

Bus Stops:

  • W 42 St/5 Av (1-minute walk)
  • W 42nd St & 5th Ave (1-minute walk)
  • 5th Ave & W 42nd St (2-minute walk)

Bus Lines:

  • M4
  • M42
  • M5
  • Q32
  • QM18

Cross Streets:

  • West 42nd Street
  • West 43rd Street
  • West 44th Street

Office Tenants Rented / Leased 521 Fifth Avenue
  • Teza Technologies leased 8,655 SF
  • Tilting Point leased 10,640 SF
  • Berkadia Commercial Mor… leased 0 SF
  • H K Ross Corp leased 500 SF
  • Premier Workspaces leased 16,000 SF
  • International Commercl R… leased 500 SF
  • Westpark Capital leased 6,580 SF
  • Major Lindsey & Africa Llc leased 21,015 SF
  • MIAC leased 1,936 SF
  • Allegis Partners leased 1,000 SF
Retail Tenants Rented / Leased 521 Fifth Avenue
  • Urban Outfitters leased 32,000 SF
  • Circuit City leased 25,850 SF
Nearby Office Tenants Leased
  • Spaces. leased 138,339 SF at 405 Lexington Ave
  • Simons Foundation leased 136,182 SF at 162 Fifth Ave
  • WeWork leased 135,500 SF at 609 Fifth Avenue
  • Primedia leased 135,000 SF at 261 Madison Ave
  • Cerberus Capital Manage… leased 131,060 SF at 875 Third Ave
  • United Nations Population… leased 130,740 SF at 605 Third Ave
  • CIT Group Inc. leased 130,000 SF at 505 Fifth Ave
  • EisnerAmper leased 125,000 SF at 733 Third Avenue
  • Ziff Brothers Investment leased 125,000 SF at 350 Park Avenue
  • Mitsubishi International Corp. leased 122,500 SF at 655 Third Ave
Nearby Retail Tenants Leased
  • Ann Taylor leased 11,000 SF at 600 Fifth Ave
  • Buzzfeed leased 11,000 SF at 110 Fifth Avenue
  • Strictly Wood Furniture Co. leased 10,500 SF at 156 Fifth Ave
  • Ben & Jack's leased 10,000 SF at 255 Fifth Ave
  • Club Nebula leased 10,000 SF at 135 West 41st Street
  • Urban Space leased 10,000 SF at 230 Park Ave
  • HMS International Fabrics Corporation leased 9,600 SF at 720 Fifth Avenue
  • Tommy Bahama leased 9,584 SF at 551 Fifth Ave
  • Oscar Blandi leased 9,300 SF at 545 Madison Ave
  • The Smith leased 9,200 SF at 230 Fifth Ave

Recent News About 521 Fifth Avenue

Onsite Networks Testimonial

Onsite Networks testimonial I am writing in recognition of the quality service provided by Optimal Spaces Inc. and Stephen Sunderland in finding us a sublease at 41 Madison Avenue. We strongly recommend them for the excellent job they did. They were efficient and responsive in locating spaces that met our needs and corporate image, aggressive in negotiating on our behalf, and effective in communicating our needs to the landlord and getting our offer accepted. I look forward to working with the team at Optimal Spaces Inc. again. Very truly yours, Dennis Jules Kessler Chief Financial Officer On Site Networks, Inc

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