Curry County Boundary Changes
Here is some maps that show the county
changes from year to year for US
states. It also has census maps and some other info for
the various counties.
http://www.genealogyinc.com/maps/uscm.htm From the time of the formation of the Oregon Territory through its
admission to the United States in 1859 and until the
counties assumed their present form in 1908, there were numerous boundary
changes. The original Oregon Territory include
land that later became part of Montana and Wyoming as well as all of
present day Washington and Idaho. The
original counties, Champoeg, Clackamas, Washington, and Yamhill were
formed in 1843. From these four sprang all
of the other 36 counties. Because it is essential for the family history
researcher to know when and where an ancestor's
county of residence originated, we have included maps showing county
boundaries in: