About the Library

OHS’s research library provides free public access to an extraordinary wealth of resources for exploring and understanding Oregon and Pacific Northwest history. All are welcome to visit the research library in-person at OHS’s downtown Portland reading room and online through the library’s digital resources.

Plan Your Visit

The Oregon Historical Society’s research library preserves Oregon’s history and provides access to its collections to all researchers,...

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Our Collections

The Oregon Historical Society’s research library holds the largest collection of archival and published materials relating to the history of...

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Using OHS Research Library Collections

The Oregon Historical Society (OHS) Research Library is committed to providing broad access to its collections for teaching, learning, and...

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Reproduction and Research Services

The Oregon Historical Society research library offers reproductions of OHS collection material as a service for research, personal, educational,...

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Research Library Renovation

The Oregon Historical Society’s research library reopened in October of 2021 following nearly two years of renovation. The new library space improves the visitor experience for our researchers and allows visitors to engage with our collections in new and exciting ways.

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