Welcome to our story of Oregon's population growth. On these pages, you will find information about how Oregon's population has grown and changed since its founding as a state in 1859, and up to 2015 when Oregon's population reached 4 million. Click on any of the headings below to get started.
This site requires visitors to view the charts, graphs and maps from a desktop or laptop computer as tablet and smartphones do not yet provide full functionality. It works best when viewed in Mozilla Firefox (PC or Mac) or Google Chrome (PC) browsers.