• Image courtesy of ZGF Architects.

Portland International Airport, Terminal Expansion and Renovation

Portland, OR

Project Categories


Business Type

New Airport Terminal and Renovation


776,000 square feet

Among the largest projects in the airport’s history, this major renovation and addition to the terminal will double the size of the current ticketing and lobby area. The complex phasing of design and construction was done while the facility was fully operational.

Special features

  • Open loop ground source heating and cooling system providing fossil fuel free heating for 95% of the year

  • Decommissioned steam heating plant replaced with new heating plant in the resilient portion of the terminal building

  • Installation of an emergency generator in the seismically resilient portion of the terminal building

Media Coverage

KGW: PDX, ZGF Architects release new renderings for the new main terminal


Airport Improvement: Portland Intn’l taps local, renewable resource for seismically resilient wooden roof


DJC Oregon: Look up! PDX has a nine-acre mass-timber roof


Timberlab: Sustainable Skylines


ENR: Mass Timber Roof Tops Portland Airport Core


Portland Business Journal: Portland Airport's wooden roof is taking shape