Archaeology The Office of Historic Preservation helps discover, document, and preserve archaeological resources in the City. Learn more about our history. View acequia maps.
Before Getting Started It is important understand the design review process before submitting an application. Learn what to do before you get started.
Boards & Commissions View boards and commissions for the Office of Historic Preservation. This includes the Historic and Design Review Commission (HDRC) and the Compliance and Technical Advisory Board (CTAB).
Design Guidelines & Policy Guidelines help us preserve the character of our historic districts. Additional guides are also available to show appropriate examples.
Pending Cases View requests that are currently under review. View applications that are scheduled for review by the Historic and Design Review Commission (HDRC).
Report a Violation Changes to the exterior of properties in historic districts must have a Certificate of Appropriateness. Report a violation to Historic Preservation to begin an investigation.
Submit an Application Use the Applications Portal to submit an application for Certificate of Appropriateness or demolition review. Apply for a historic assessment or landmark designation.
Zoning Codes & Ordinances There are other zoning overlays that the Office of Historic Preservation reviews. This includes the River Improvement Overlays (RIO) and viewshed districts. Read more about theses zoning overlays.