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Oregon Historical County Records Guide

Clackamas County Records Inventory

Mining Claim Records

1875-1980

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.

Since 1967 Mining Claims have been recorded as part of the Recording Instruments. Beginning in 1975 they were indexed in the Recording Index and are now indexed on computer. (Clerk and Recorder Official Filings).

Records at the Oregon State Archives:
Mining Claim Records, 1875-1919 (.20 cu.ft.);
Mining Claim Record [with index], vol. 4, 1927-1963 (1 volume);
Record of Mining Claims [with index], vol. 2-3, 1885-1927 (2 volumes).

Records at the Clackamas County Clerk's Recording Office Suite 110, Public Research Area:
[Mining Claims-reel C01AB], 1875-1919 (1 reel of microfilm);
Mining Claims, vol. 2-4, 1885-1963 (2 reels of microfilm);
[Mining Claims], vol. 5, 1963-1967 (1 reel of microfilm).

Records at the Clackamas County Development Services Building, Surveyor's Office Suite 325, Public Research Area:
BLM Fiche [Bureau of Land Management-General Land Office Miscellaneous Microfiche-includes mineral survey records], ca.1888-ca.1980 (.25 inch of microfiche).

Records at the Clackamas County Archives:
Index to Miscellaneous Record and Mining Conveyances, vol. 4, 1866-1899 (1 volume);
Mining Claims [Index], 1963-1975 (1 volume);
Miscellaneous Record [and Mining Conveyances-with index], vol. 4, 1886-1899 (1 volume).

Records at the Clackamas County Archives, Security Microfilm Storage:
[Mining Claims Index], 1963-1975 (1 reel of microfilm);
Mining Claims-Record], vol. 2-5, 1885-1967 (3 reels of microfilm).

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).

Oregon Secretary of State • 136 State Capitol • Salem, OR 97310-0722

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