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Guide to Clackamas County, Oregon ancestry, family history, and genealogy birth records, marriage records, death records, census records, family history, and military records.

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Online Records

Clackamas County, Oregon
Map of Oregon highlighting Clackamas County
Location in the state of Oregon
Map of the U.S. highlighting Oregon
Location of Oregon in the U.S.
Founded July 5, 1843
County Seat Oregon City
Address Clackamas County Courthouse
719 Main Street
Oregon City, OR 97045
Phone: 503.722.2745
Clackamas County Website


County Courthouse

County Clerk has marriage and land records 1846.
State Archivist has custody of some old county records.[1]

Records held at the Courthouse

  • Record Loss

Quick Facts

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Wikipedia has more about this subject: Clackamas County, Oregon

Named after the Native Americans living in the area, the Clackamas Indians, part of the Chinookan people.

Parent County

5 July 1843: Clackamas county was created from the Oregon Territory. [2]

Boundary Changes

11 January 1854: Wasco County set off.

22 December 1854: Multhomah County set off.

For animated maps illustrating Oregon County boundary changes, "Rotating Formation Oregon County Boundary Maps" (1843-1975) may be viewed for free at the website.

Places / Localities

Populated Places


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Barlow | Canby | Damascus | Estacada | Gladstone | Happy Valley | Johnson City | Lake Oswego | Milwaukie | Molalla | Oregon City | Portland | Rivergrove | Sandy | Tualatin | West Linn | Wilsonville


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Beavercreek | Mulino | Stafford


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Mount Hood Village


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Barton | Boring | Brightwood | Carver | Colton | Cottrell | Eagle Creek | Government Camp | Jennings Lodge | Liberal | Marmot | Marquam | Marylhurst | Oak Grove | Oatfield | Redland | Rhododendron | Riverside | Springwater | Wankers Corner | Welches | Wemme | Yoder | Zigzag

Neighboring Counties

Hood River | Marion | Multnomah | Wasco | Washington | Yamhill





  • 1845  Territorial Original, Transcription and Index
  • 1849  Territorial Transcription and Index
  • 1850
  • 1854 Original, Transcription and Index
  • 1855 State Original
  • 1856 Transcriptions and Index
  • 1857 State Original and Transcription
  • 1860
  • 1870
  • 1880
  • 1890
  • 1900
  • 1910
  • 1920
  • 1930

Church History and Records

Court Records



Land and Property




Early migration routes to and from Clackamas County, Oregon Genealogy for European and African American settlers included:

Military History and Records


Oregon Online Historical Newspapers - identifies historical archived and digitized newspapers available online on both free and pay-to-access websites.

Historic Oregon Newspapers as a division of the Oregon Digital Newspaper Program has digitzied more than 644,000 pages of newspapers throughout Oregon. Dates range from 1846-1922 with selected issues continuing through 1973.

Of particular interest to Clackamas researchers:

Clackamas County Record (Oregon City)
Oregon City Courier (Oregon City)
oregon courier (Oregon City)

Probate Records

Online Records

Rivers and Waterways

Details about the rivers and waterways where farms and settlements are often found along them. >> Rivers and Waterways


Vital Records

The Family History Library has copies of some county records as following:

Clackamas County Coroner's Inquest 1859-1883, Certificates of Death 1921-1944

See also How to order Oregon Vital Records, order electronically online or download an application for Oregon Birth Certificate, Marriage Certificate, Divorce Certificate, Death Certificate Application to mail.

Societies, Libraries and Museums

Clackamas County Family History Society
P.O. Box 995
Oregon City 97045

Clackamas County Historical Society and Museum
211 Tumwater Drive, Oregon City, OR 97045

Family History Centers

Family History Centers provide one-on-one assistance and free access to premium genealogical websites. In addition, many centers have free how-to genealogy classes. See Family History Center for more information. Search the online FHC directory for a nearby family history center.


Clackamas County Oregon Genealogy References

  1. Handybook for Genealogists: United States of America, 10th ed. (Draper, Utah: Everton Pub., 2002), Clackamas County, Oregon page 572, At various libraries (WorldCat); FHL Book 973 D27e 2002.
  2. WorldCat 50140092 Handybook for Genealogists: United States of America, 10th ed.] (Draper, Utah: Everton Pub., 2002), [FHL book 973 D27e 2002].
  3. Jim Tompkins, "The Oregon Trail 1841-1848 Map VI" in Oregon Trail Landmarks at (accessed 18 July 2011).


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  • This page was last modified on 18 November 2015, at 15:27.
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