Multnomah County, Oregon Genealogy

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

County Facts
County seat: Portland
Organized: December 22, 1854
Parent County(s): Clackamas, Washington
Neighboring Counties
Clackamas Clark (WA) Columbia Hood River Skamania (WA) Washington
See County Maps
Courthouse
Oregon, Multnomah County Courthouse.png
Location Map
Oregon Multnomah County Map.png

County Information[edit | edit source]

Description[edit | edit source]

Multnomah County was named for the Chinookan word for the "lower river", and also after people recorded in the journals of the Lewis and Clark Expedition, the Multnomah's, who inhabited the area of Portland, most specifically on Sauvie Island. The county is located in the northwestern area of the state.[1]

County Courthouse[edit | edit source]

Multnomah County Courthouse
1200 SW 1st Avenue
Portland, OR 97204-1123
Phone: 971-274-0570
Multnomah County Website

  • County Clerk has divorce, court and land records from 1854 [2]
  • County Records Inventory listing Multnomah County records as of October 2006 inventory.

Multnomah County, Oregon Record Dates[edit | edit source]

Information for this chart was taken from various sources, often containing conflicting dates. This information should be taken as a guide and should be verified by contacting the county and/or the state government agency.

Known Beginning Dates for Government County Records[3]
Birth* Marriage Death* Court Land Probate Census
1864 1855 1864 1854 1854 1850 1845
*Statewide registration for births and deaths in 1903. General compliance year unknown.

Record Loss[edit | edit source]

There is no known history of courthouse disasters in this county.

Boundary Changes[edit | edit source]

Populated Places[edit | edit source]

For a complete list of populated places, including small neighborhoods and suburbs, visit HomeTown Locator.

The following are the most historically and genealogically relevant populated places in this county:[4]

Cities
Unincorporated communities
Historic communities


Defunct Post Offices

  • Albina: Albina post office was in service from 1876 to 1892.

History Timeline[edit | edit source]

Resources[edit | edit source]

Bible Records[edit | edit source]

Biographies[edit | edit source]

Business, Commerce, and Occupations[edit | edit source]

Cemeteries[edit | edit source]

Cemeteries of Multnomah County, Oregon online and in print
Tombstone Transcriptions Online
Tombstone Transcriptions in Print (Often more complete)
List of Cemeteries in the County
See Oregon Cemeteries for more information.

Census Records[edit | edit source]

Historical populations
Census Pop.
1860 4,150
1870 11,510 177.3%
1880 25,203 119.0%
1890 74,884 197.1%
1900 103,167 37.8%
1910 226,261 119.3%
1920 275,898 21.9%
1930 338,241 22.6%
1940 355,099 5.0%
1950 471,537 32.8%
1960 522,813 10.9%
1970 556,667 6.5%
1980 562,640 1.1%
1990 583,887 3.8%
2000 660,486 13.1%
2010 735,334 11.3%
Source: "Wikipedia.org".

Church Records[edit | edit source]

Lutheran

List of Churches and Church Parishes

Court Records[edit | edit source]

Directories[edit | edit source]

Emigration and Immigration[edit | edit source]

Ethnic, Political, and Religious Groups[edit | edit source]

Funeral Homes[edit | edit source]

Genealogies[edit | edit source]

Guardianship[edit | edit source]

Land and Property Records[edit | edit source]

Online Land Indexes and Records


Local Histories[edit | edit source]

Maps and Gazetteers[edit | edit source]

Skamania CountyClark CountyHood River CountyClackamas CountyWashington CountyColumbia CountyOR MULTNOMAH.PNG
Click a neighboring county
for more resources

Migration[edit | edit source]

Early migration routes to and from Multnomah County for European and African American settlers included:

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

Military Records[edit | edit source]

Civil War

World War I

World War II

Naturalization and Citizenship[edit | edit source]

Online Naturalization Indexes and Records

Newspapers[edit | edit source]

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

Obituaries[edit | edit source]

Other Records[edit | edit source]

Voter Registration Records[edit | edit source]

Poor Farm Records[edit | edit source]

Periodicals[edit | edit source]

Probate Records[edit | edit source]

Online Probate Indexes and Records

School Records[edit | edit source]

Social Security Records[edit | edit source]

Tax Records[edit | edit source]

Vital Records[edit | edit source]

Birth[edit | edit source]

Marriage[edit | edit source]

The Genealogical Forum of Oregon has placed an index on-line to the following marriage books: Access Codes: FI$

Death[edit | edit source]

Divorce[edit | edit source]

Research Facilities[edit | edit source]

Archives[edit | edit source]

Listed below are archives in Multnomah County. For state-wide archival repositories, see Oregon Archives and Libraries.

FamilySearch Centers[edit | edit source]

FamilySearch Center and Affiliate Library Locator map - search for local FamilySearch Centers or Affiliate Libraries

  • FamilySearch Centers provide one-on-one assistance, free access to center-only databases, and to premium genealogical websites.
  • FamilySearch Affiliate Libraries have access to most center-only databases, but may not always have full services normally provided by a FamilySearch center.

Local Centers and Affiliate Libraries

Libraries[edit | edit source]

Listed below are libraries in Multnomah County. For state-wide library facilities, see Oregon Archives and Libraries.

Multnomah County Library Administration
919 NE 19th Ave Suite 250
Portland OR 97232
503-988-7870
Website

Museums[edit | edit source]

Societies[edit | edit source]

Listed below are societies in Multnomah County. For state-wide genealogical societies, see Oregon Societies.

Genealogical Forum of Oregon
2505 SE 11th Ave., Suite B-18
Portland, OR 97202
Phone: 503-963-1932
Email: info@gfo.org
Website
Facebook
East County Historical Organization
PO Box 946
Fairview, OR 97024
503-618-0946
Website

Multnomah Historical Association
PO Box 19785
2929 SW Multnomah Blvd
Portland, OR 97219
503-893-5549
Website

David Douglas Historical Society
11300 NE Halsey St
Portland, OR 97220
503-252-2900
Website

Websites[edit | edit source]

Research Guides[edit | edit source]

References[edit | edit source]

  1. Wikipedia contributors, "Multnomah, Oregon" in https://www.familysearch.org/wiki/en/Multnomah_County,_Oregon_Genealogy accessed 28 Nov 2018
  2. Handybook for Genealogists: United States of America, 10th ed. (Draper, Utah: Everton Pub., 2002), Multnomah County, Oregon page 573, At various libraries (WorldCat); FS Library Book 973 D27e 2002.
  3. Handybook for Genealogists: United States of America, 10th ed. (Draper, Utah: Everton Pub., 2002), Multnomah County, Oregon . Page 572-574 At various libraries (WorldCat); FS Library Book 973 D27e 2002; Alice Eichholz, ed. Ancestry’s Red Book: American State, County, and Town Sources, Third ed. (Provo, Utah: Ancestry, 2004), 563-564.
  4. Wikipedia contributors, "Multnomah County, Oregon" in Wikipedia: the Free Encyclopedia, https://en.wikipedia.org/wiki/Multnomah_County,_Oregon, accessed 16 December 2018.
  5. Jim Tompkins, "The Oregon Trail 1841-1848 Map VI" in Oregon Trail Landmarks at http://www.oregonpioneers.com/OTMap6.jpg (accessed 18 July 2011).