50 Main Street is a magnificent 15-story Class A office property that is undergoing a dramatic transformation. The recently completed Mezzanine Amenity Level features a fully modernized Cafeteria with outdoor dining, state-of-the-art Fitness Center, Art Gallery Lounge, Club Game Room, Lecture Hall & Training Room, Private Dining/Conference Room and Executive Board Room. Coming soon is the new City Square Park – a unique private two-acre park at the center of the complex – and an expanded spectacular lobby.

The building is just steps to Metro-North’s White Plains Station, now undergoing a $94 million renovation and is conveniently located to federal and local courthouses, shops, restaurants, hotels with conference facilities and luxury residential apartments – making this an ideal walkable location.

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Space Available

Located in the White Plains Central Business District, 11 Martine is the boutique commercial office component of the mixed-use 1-11 Martine Avenue at City Square, occupying the three top Penthouse Floors.

11 Martine enjoys all of City Square’s amenities at 50 Main Street and its “center of everything” location features… near courts, shops, restaurants, hotels and Metro-North’s White Plains Station – making this Westchester County’s prime office location.

Top Floors
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Space Available


Work. Live. Play.

At the entry to downtown White Plains has long stood the iconic Westchester Financial Center. Now under new ownership and renamed City Square, this exciting complex is undergoing a modernization by Ginsburg Development Companies and is being transformed into the premier location to Work, Live and Play in Westchester County.


  • Dramatic Renovated Lobbies
  • City Square Central Park
  • Fitness Center with Yoga Room
  • Modernized Cafeteria with Outdoor Dining
  • Art Gallery Lounge curated by Arts Westchester
  • Club/Game Room
  • Lecture Hall and Training Room
  • Private Dining/Conference Room
  • Executive Board Room
  • Mobile Privacy Telephone Booths
  • Future Main Street Retail/Restaurant Space

Our services

24/7 security
Keycard Controlled Access,
Roving Security Patrol and CCTV.
outdoor space
Unique two-acre private City Square Park with outdoor lounge areas and walking path.
reliable high speed wifi
Complimentary WiFi
in Public Spaces.
full-service cafeteria
Open for Breakfast and Lunch, enjoy indoor and outdoor dining.
Front Desk Concierge and On-Site
Property Management.
easy access to parking
A multi-level parking garage offering convenient employee and visitor parking.

Building Offices


At the center of downtown White Plains stands the renowned City Square, featuring 50 Main Street a magnificent 15-story class A office property. The building is just steps to federal and local courthouses, The Galleria at White Plains mall, hotels with conference facilities, and train and bus transportation. The world-class complex, which also includes 11 Martine Avenue, offers a wide range of amenities including retail shops, restaurants, and two acres of landscaped plazas.
Floors 15
Total Area 305,319 Sq Ft
Available Area 90,002 Sq Ft
Available New RSF
Floor #3 2,344 Sq Ft
Floor #3 3,251 Sq Ft
Floor #3 3,248 Sq Ft
Floor #9 3,002 Sq Ft
Floor #11 23,138 Sq Ft
Floor #12 14,709 Sq Ft
Floor #14 6,069 Sq Ft
Floor #15 3,024 Sq Ft
Floor #15 8,079 Sq Ft
Floor #16 23,138 Sq Ft


Located in the White Plains Central Business District, 11 Martine Avenue at City Square offers an exceptional combination of class A office space, elegant design, and convenient access. The building is just steps to federal and local courthouses, The Galleria at White Plains mall, hotels, and train and bus transportation. The complex features a wide range of amenities, including retail shops, a full-service cafeteria, two acres of landscaped plazas, an art gallery, and on-site concierge services, making this complex a world-class facility.
Top Floors 3
Total Area 60,000 Sq Ft
Available Area 0 Sq Ft

The Metro

The Metro

The Metro offers luxury apartments for rent in Downtown White Plains, just steps from Metro-North. Located In the heart of Westchester County’s Central Business District, experience smartly designed rental apartments in a boutique building with 24/7 Concierge and a full array of amenities – all within an easy walk to great restaurants and retail stores.

Apartment Features

  • Newly Upgraded Studio, 1 and 2 Bedroom Apartments
  • Wood Floors in Living Areas with Premium Carpet in Bedrooms
  • Large Windows with Wood Blinds
  • Designer Kitchens with Espresso Cabinets and Granite Countertops
  • Whirlpool Stainless Steel Appliances
  • Oversized Sink with Bar-style Faucet
  • Porcelain Tiled Showers and Baths
  • Balconies in Select Apartments

Building Features

  • Concierge Service
  • Club Lounge with Billiards and Gas Fireplace
  • Starbucks Coffee Station
  • State-of-the-Art Fitness Center
  • Business Center with iMacs
  • Outdoor Patio Sundeck
  • On Site Property Management
  • Indoor Garage Parking
  • Pet Friendly & Smoke Free


City Square is conveniently located in the heart of White Plains and is steps away from great restaurants, hotels with conference facilities, and shopping. Easy walking distance to the Federal District Courthouse, Westchester County Courthouse, public library, and recreational facilities.

Close to the Metro-North train station, offering a 35-minute express trip to Grand Central Station. Regional and local bus service nearby at the White Plains Transportation Center. Easy access to the Bronx River Parkway, I-287, and I-87 and the regional highway network. Minutes from the Westchester County Airport.

Enjoy a business meal at BLT Steak, Mulino’s, Morton’s and other fine restaurants.
The Farmers Market highlights a walkable downtown location.
Fine Shops
Fine Shops
After work shopping is abundant at The Westchester, The Galleria and Downtown White Plains.
Transit Hub
Transit Hub
Convenient to Metro-North, the Bronx River Parkway, 287 and Westchester Airport.
Visiting clients have numerous nearby hotels to choose from, including Ritz Carlton Westchester.
Entertain clients at a Westchester Knicks game at the County Center.

nearby places