Oregon Historical County Records Guide

Washington County Records Inventory

Mining Claim Records


Series documents actions filed with the county related to mineral interest claims. Types of actions include mineral rights and royalty assignments, mineral interest claims, lease releases, interest stipulations, corrections, bills of sale and conveyance assignments, and location notices. Information includes names of involved parties; action types and dates; and volume and page numbers. The series may also include copies of claim location notices giving descriptions and details of individual claims.

Mining claims for Washington County may be found in the Deed Record Book (Deeds and Indexes) through 1963. They were included in the Book of Record (Clerk and Recorder Official Filings) beginning in 1964.

Records at the Washington County Historical Records Vault:
Record of Mining Claims [contains 2 claims], vol. 1, 1902 (1 volume).

Records at the Walnut Street Center Building, Second Floor, Survey Section Land Corner Unit Office Area:
General Land Office [United States Bureau of Land Management Microfiche Records-includes rectangular notes, mineral claim notes, and Donation Land Claim notes], ca.1850-ca.1998 (8 inches of microfiche).

Records at a Related Web Site:
Online Land Records [includes various federal land survey records related to Oregon such as survey plats and field notes, mineral surveys, and historical indices], ca.1850-present (Bureau of Land Management).


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