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Finding Oregon Historic Maps
One of the big challenges for researchers is finding old maps of Oregon. This guide will review a number of online resources which provide rich map data for Oregon locations – some cases as a old as Territorial period (before 1859!).
“Enter a Geographic Place Name” search box (try “Coos Bay”- the site will guide you to a choice of coded geographical locations)
Option 2: Scroll down to see title keyword search box (try “Umpqua”).
Note: Search results can be filtered by source type (for example “nautical charts”) or year, and be accessed using the provided viewer or downloaded and used later.
Most of the maps in this collection are hand drawn made by surveyors hired by the United States General Land Office scans of which are made available from the Bureau of Land Management and the University of Oregon. They were originally made to document the land claims made by settlers to this region. Though they can vary in detail, they are a rich cartographic resource showing the location of homesteads, roads, buildings and land forms. The majority of the maps date from 1852-1910 (a handful of maps are later).
The easiest way to access the maps is to use the map viewer provided by the BLM: