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Boston's Seaport

The Top Office Buildings in Boston’s Seaport Neighborhood

Want to work in one of the top buildings in the Seaport's Innovation District? There are 108 office buildings for a total of 13,146,166 sq ft, including 23 Class A buildings, 61 Class B buildings, and 24 Class C buildings. Check out these buildings with the best design, amenities, and tenants.
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Innovation and Design Building Seaport Boston

The Innovation and Design Building

Quick take: The IDBLDG transformed from a place known mostly for design stores in the Design Center to a destination for some of the top tech, apparel, and hardware companies to call HQ. 

Square feet & occupancy: 1.4 million square foot mixed-use complex providing creative and innovative businesses with the space they need to work and grow. White box spaces feature expansive floor planes, high ceilings, and floor-to-ceiling windows that flood the building with natural light and overlook the harbor and Boston skyline.

Sample Tenants: Reebok, MassChallenge, Autodesk, The Boston Beer Company, BluEdge, NuTonomy, Stanley Black & Decker Innovation Lab, Continuum, America's Test Kitchen, and more. 

Onsite Amenities: Triangle Coffee, Roxy's Grilled Cheese, Fare Well, Munch American Bistro, Dunkin' Donuts, America's Test Kitchen, Reebok Store, Boston Beer.

Sustainability: N/A

Landlord: Jamestown

Broker: JLL

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21 Drydock Ave
Boston, MA 02210


303 Congress Street Boston Seaport

303 Congress Street

Quick take: This building underwent a facelift by Finegold Alexander + Associates, giving it its beautiful glass façade and coveted roof deck access with one of the best views of the city skyline on the Fort Point Channel. 

Class, Square Feet & Occupancy: The 70,000 square feet class A building faces the skyline of Boston across the channel and its special glass fritted façade reflects the water’s movement. The building is 100% occupied at this time.  

Sample Tenants: Worcester Polytechnical Institute, NAI Hunneman, OpenView Ventures, Casner & Edwards, Dalbar 

Onsite Amenities: Starbucks

Sustainability: Energy efficient

TelCo: Fiber: Level 3 Communications, LLC. Max download & upload: 10 Gb/s. Cable: Comcast. Max download & upload: 1 Gb/s

Landlord: 303 Waterside Place, LLC

Broker: NAI Hunneman

303 Congress St
Boston, MA 02210

22 Boston Wharf Road Seaport Boston

22 Boston Wharf Road

Quick take: This mixed-use building straddling Fort Point and Seaport Square recently added more floors to increase office space availability. With excellent views of the harbor, proximity to new neighborhood greenspace, and possible roof deck construction space per tenant, this spot is a very desired workspace. 

Class, square feet & occupancy: The Class A space also includes the Stillings Street garage – six levels of parking (583 spaces)– and 4 stories of office space, totalling at 178,335 sqft. The building has space available for lease. 

Sample Tenants: Industrious, the premium coworking space and WeWork competitor just chose this redeveloped space for its first Boston location

Onsite Amenities: City Tap House, Maven Car Sharing, Sea Green Park

Sustainability: Silver LEED Certification 

TelCo: Copper Wireline: RCN, max download & upload: 10 Gb/s. Cable: Comcast, max download & upload: 1 Gb/s

Landlord: Berkeley Investments

Broker: CBRE

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22 Boston Wharf Rd
Boston, MA 02210

Eleven Fan Pier Boulevard, Fifty Northern Avenue Seaport Boston

Eleven Fan Pier & Fifty Northern Ave

Quick take: If you want to work in one of the most beautiful office complexes in the neighborhood, right on the water, you'll have to join Vertex Pharmaceuticals, who takes up the entire office space with their international headquarters. 

Square feet & occupancy: The two properties host 1.1 million square feet for Vertex Pharmaceuticals and 60,000 square feet of retail and restaurant space, and underground parking. Each building is 18 floors high, and Eleven Fan Pier has a roofdeck on the 11th floor. 

Tenants and Onsite Amenities: Vertex Pharmaceuticals, Committee, Starbucks, B.GOOD, Leader Bank, Bright Horizons, Frank Anthony's Gourmet Market

Sustainability: Gold LEED Certified

TelCo: Comcast Broadband 

Landlord: The Fallon Company 

Broker: CBRE

Learn more

11 Fan Pier Boulevard
Boston, MA 02210

101 Seaport Boulevard Seaport Boston

101 Seaport Boulevard

Quick take: 101 Seaport Boulevard is the definition of prime real estate, right in the thick of new food, beverage, and retail options in Seaport Square, and as evidence by PricewaterhouseCoopers scooping up most of the building. 

Class, square feet & occupancy: An impressive 17-story, 440,000-square-foot glass office, 101 Seaport is prime Class A space with PwC as its anchor tenant.  

Sample Tenants: PwC, Skanska USA, Red Thread, Steelcase 

Onsite Amenities: Aceituna Grill, Tikkaway Grill, Yoki Express Sushi Burritos, Chipotle, Starbucks, Juice Press, Bluemercury, by CHLOE, SoulCycle

Sustainability: LEED Platinum

TelCo: Cable: Comcast, max download & upload: 1 Gb/s. DSL: MegaPath Corporation, max download & upload: 50 Mb/s.

Landlord: Union Investment Real Estate of Germany bought everything but the ground floor of retail stores at 101 Seaport Blvd from Skanska USA Commercial Development and WS Development

Broker: Cushman & Wakefield

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101 Seaport Blvd
Boston, MA 02210

100 Northern Avenue Seaport Boston

100 Northern Ave

Quick take: 100 Northern Ave is directly on the Boston Harbor which gives tenants the most picturesque views through an entirely glass facade. When you walk into the building, you're immediately met with an incredible digital art display called Data Paintings, which is a fitting first impression and ambiance given the property's neighbor, the Institute of Contemporary Art.  

Class, square feet & occupancy: The Class A 17-story glass tower is 516,000 square feet with 18,000 square feet of street-level retail opportunities. 

Sample Tenants: Goodwin Procter, Adelphi Health Insurance

Onsite Amenities: Sorelle, honeygrow, Wagamama

Sustainability: LEED Silver certification

TelCo: Fiber: Level 3 Communications Max download/upload: 10 Gb/s, and Verizon max download 1 Gb/s, max upload 25 Mb/s. Cable: Comcast, max download/upload: 1 Gb/s

Landlord: 100 Northern Avenue, LLC acquired the property this year from Fallon Company & Mass Mutual Financial Group

Broker: HFF

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100 Northern Ave
Boston, MA 02210

One Marina Park Drive Seaport Boston

One Marina Park Drive

Quick take: One Marina Park Drive has become a staple office building in the neighborhood with its towering place in the middle of Fan Pier. Reputable businesses of varying size and industry call it their headquarters. 

Class, square feet & occupancy: The Class A tower is 18 floors, totaling 525,000 square feet of multi-use space.

Sample Tenants: Enernoc, Nasuni, Intarcia Therapeutics, FitBit, Keryx Biopharmaceuticals, Data Point Capital, Gunderson Dettmer, Battery Ventures, Polaris Venture Partners, Fusion Worldwide, MassMutual, T3 Advisors, Fish & Richardson, P.C.

Onsite Amenities: Strega Waterfront, Empire

Sustainability: LEED Gold certified

TelCo: Fiber: Level 3 Communications, max download/upload: 10 Gb/s

Landlord: The Fallon Company

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1 Marina Park Drive
Boston, MA 02210

Harbor Corporate Center 300 A Street Seaport Boston

Harbor Corporate Center - 300 A Street

Quick take: The Harbor Corporate Center at 300 A Street is a desireable space in the Seaport's Fort Point area, attracting a mix of tech, design, and services clientele. 

Class, square feet & occupancy: The Class A mid-rise building boasts 109,100 square feet, with lease availability among some leading tech companies. 

Sample Tenants: RedHat, Circles, Crowd Lending, Environments at Work, Gazelle, Hammer Design, Integrated Interiors, Rovi, and TiVo.

Landlord: CBRE

Broker: CBRE

Learn more

300 A St
Boston, MA 02210