The New
Historic Portland


A first-class building in a classic neighborhood

Explore The
Building

This is where Portland first began to rise. Where early-day entrepreneurs built the structures, businesses and foundation for a thriving city. Block 300 bridges the old with the new. With technology, transit, urban amenities, and iconic views of the city, Block 300 is where modern companies and entrepreneurs – like you – will envision and build the world of tomorrow. Grounded in history and linked to the future, Block 300 is a launchpad for companies on the move. Find your place in the new historic Portland.

Block 300 offers rare, large blocks of space in a premier downtown location. Located at 308 SW Second Avenue, the building boasts unobstructed views of Mt. Hood, Mt. St. Helens and the Willamette River, and features first class building finishes and amenities with superior connectivity and access to services.

Building Features

  • Conveniently located downtown in the historic Skidmore District, nestled between the Pearl District, Waterfront Park, and Pioneer Place
  • Unobstructed and protected 360 degree views
  • Within one block of the Willamette River and
    waterfront promenade
  • MAX, Portland’s rider-friendly public transportation system, is located on the east side of the building, making transit available just outside the lobby doors
  • Excellent access to area freeways
  • 24-hour security with personnel and surveillance cameras in the building, along with card key access after hours
  • Secure indoor bicycle parking, showers and lockers available for commuters
  • Exceptional area amenities, including numerous restaurants, hotels and services

Recent Upgrades

  • Stunning Class A main lobby redesign with premium, 
modern finishes
  • Contemporary conference center on the lobby level, exclusively for tenant use
  • Brand new executive fitness center, locker rooms and secure bicycle parking facility, exclusively for tenant use
  • Elevator cab and common area restroom updates
  • All renovations designed by the building’s original architectural firm, world-renowned Portland based ZGF
  • Numerous green upgrades, with the award of LEED Gold in June 2014
  • Streetscape improvements
  • Contemporary new dining and retail amenities coming soon

Green Features


Block 300 is LEED Gold and Energy Star certified, and was awarded by BOMA as being the second most energy efficient building in Portland in 2008. The property was also recognized as being the first entire private office building in the city to become certified under the BlueWorks recycling program, which involves extensive building-wide recycling, food composting, and donating reusable items to local schools.

Wide Open Floor Plans, Ready to Accommodate Any Business


Open floor plans and light-filled spaces accommodate Block 300’s business-minded tenants.

Block 300 has approximately 55,000 sqft of office space available for leasing. The 7th floor features an open floor plate of nearly 40,000 sqft and there are an additional 16,500 sqft on the 2nd floor.

Select a Floor
to View our
available spaces.

  • Can be partitioned to meet your company's unique needs
  • Open floor plan for high efficiency layout
  • Excellent window line
  • Urban views
  • Abundant natural light
  • Updated common areas and restrooms
  • 16,500 SF of remaining availability
  • Open floor plan for high efficiency layout
  • Atrium access from 7th floor
  • Update common areas and restrooms
  • Excellent window line
  • Mountain views to the east and city view
    to the west
  • Abundant natural light
  • Nearly 40,000 SF floor plate

Flexible, customizable spaces


Raw floor plans can be combined, partitioned, and designed to meet the unique needs of each tenant.

Download Example Layouts