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California Garden & Landscape History Society
2023 Governor’s Historic Preservation Awards
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Historic Shipyard Pier 70 San Francisco
2023 Governor’s Historic Preservation Awards
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Palm Springs Preservation Foundation
2023 Governor’s Historic Preservation Awards
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Ah-Ha’ Mut-ta-ti’ e TCP Evaluation Report
2023 Governor’s Historic Preservation Awards
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Save Our Heritage Organisation
2023 Governor’s Historic Preservation Awards
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Rooted in Richmond Tour App
2023 Governor’s Historic Preservation Awards
Welcome to the OHP!
The California Office of Historic Preservation (OHP) administers federally and state mandated historic preservation programs to further the identification, evaluation, registration, and protection of California's irreplaceable resources. Explore our webpages, learn more about the OHP, and join us in preserving and celebrating California’s heritage!
May is Preservation Month!
Visit our California Preservation Month page for a list of events taking place around the state.
Project Submittals for the OHP
Our office now accepts and prefers project submittals via email. Visit our Submission Guidance page for instructions on how to submit materials electronically.
Where Can I Find a List of Historically Designated Properties?
Our website provides listings of many of the California properties designated or eligible for designation as historically significant.
LEARN MOREPreservation News & Updates
OHP Monthly ePost
Catch up on the latest preservation news, trainings, and more via our monthly ePost.
Sustainable Preservation
California’s Statewide Historic Preservation plan offers actionable goals for preserving and celebrating our collective heritage.
California Historical Landmarks
California has more than 1,060 designated California Historical Landmarks honoring our richly diverse heritage.
Climate Action
Visit our Climate Action page to learn how California is addressing the impacts of climate change on historic resources.
Disasters & Historic Resources
For those caring for historic resources, our Disasters page offers information on preparing for, responding to, and recovering from major disasters.