Benson Polytechnic High School

Location: Portland, Oregon

Year Constructed/Significance: 1917 - 1929

Work Completed: 2024

Project Budget: $269 million

DeMuro Award Recognizes: Adaptive Reuse, Seismic Upgrade, Environmental Stewardship

 

History: Benson Polytechnic High School is one of Oregon’s most significant educational landmarks. Opened in 1917 as a vocational training school for boys, it quickly became a symbol of progressive education and workforce development. Its original buildings, including the main classroom building, foundry, auditorium, and gym, exemplify early 20th-century civic architecture with richly detailed brick and terracotta facades and steel and wood sash windows. The campus was designed to reflect industrial purpose and civic pride. 

Over its 100+ year history, Benson evolved with the city. In 1973, it became co-educational, expanding its programs and reach. It remains Portland’s only four-year CTE-focused high school and one of the most diverse high schools in the region. The school serves as a reflection of the city’s workforce needs, social fabric, and civic priorities.

 

Overview: More than a renovation, the project safeguards an enduring symbol of Portland’s public education system and technical excellence. Benson’s story is not frozen in time—it is still unfolding, now with restored foundations and renewed purpose. The campus modernization restored and seismically upgraded Benson’s four historic buildings while preserving additional historic facades from former shop wings. Salvaged materials, including original bricks, benches, plaques, and the iconic “Benson Bubbler,” were reinstalled throughout the site, reinforcing continuity and memory. In the commons, a salvaged drone plane from Benson’s previous Aviation program now hangs above the student gathering space, honoring a proud tradition of technical training.

The project’s rehabilitation scope reflects a deep commitment to historic integrity. Extensive façade repair was conducted on original brick and terracotta masonry, and historic wood and steel sash windows were restored across all remaining historic elevations. Signature interior features—including wood-paneled lobbies, plaster walls, terrazzo flooring, and fluted pilasters—were carefully repaired and refinished. In the auditorium, a portion of the historic seating was retained, the proscenium was reconstructed using salvaged materials, and original light fixtures were reinstalled.

After nearly a decade of visioning, design, and phased construction, Benson reopens as a resilient, inclusive, and inspiring civic anchor—honoring its century-long legacy while preparing students for the careers and challenges of tomorrow. It stands as a model for how historic schools can be revitalized with integrity, purpose, and community at the heart.

 

Congratulations to the entire project team:

Bassetti Architects

Portland Public Schools

KPFF Consulting Engineers

Andersen Construction

Mayer Reed

Mazzetti

PAE Consulting Engineers

Glumac

O-Lighting Design

The Greenbusch Group

Architectural Resources Group

PLA Designs

Apex Companies (PBS)

Forensic Building Consultants

Construction Focus

Chosen Wood Windows Maintenance

Pioneer Waterproofing Company

Professional Lath & Plaster

 

Photos by Bassetti Architects, Benjamin Benschneider