McClain County, Oklahoma Genealogy

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United States Gotoarrow.png Oklahoma Gotoarrow.png McClain County

McClain County, Oklahoma
Map of Oklahoma highlighting McClain County
Location in the state of Oklahoma
Map of the U.S. highlighting Oklahoma
Location of Oklahoma in the U.S.
Founded July 16, 1907
County Seat Purcell
Address McClain County Courthouse
P.O. Box 629
Purcell, Oklahoma 73080
Phone: 405.527.3360

McClain County, Oklahoma genealogy and family history research page. Guide to genealogy, history, and courthouse sources including birth records, marriage records, death records, census records, wills, deeds and land records, Civil War records, family histories, cemeteries, churches, tax records, newspapers, and obituaries.


County Information

McClain County, Oklahoma Record Dates

Beginning Dates for Major County Records
Birth Marriage Death Census Land Probate
1908 1895 1907 1903 1895

County Courthouse

McClain County Courthouse
PO Box 629;
Purcell, OK 73080
Phone: 405.527-3360

County Clerk has land records, military records from 1918 and school records 1912-1968[1]


Parent County

1907--McClain County was created 16 July 1907 from Chickasaw Lands.
County seat: Purcell [2]


McClain County is located in central Oklahoma. Purcell served as the county seat. [3] Founded 1907.[4]

Boundary Changes

Record Loss

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


Populated Places [5]

  • Blanchard
  • Byars
  • Cole
  • Criner
  • Dibble
  • Goldsby
  • Newcastle
  • Payne
  • Purcell (county seat)
  • Rosedale
  • Washington
  • Wayne
  • Woody Chapel

Neighboring Counties


American Indians


Land and Property


Tombstone Transcriptions Online Tombstone Transcriptions in Print List of Cemeteries in the county Family History Library
OKGenWeb WorldCat Billion Graves
USGenWeb Archives
Tombstone Project
Oklahoma Gravestones
Oklahoma Cemeteries
Billion Graves
See Oklahoma Cemeteries for more information.


Historical populations
Census Pop.  %±
1910 15,659
1920 19,326 23.4%
1930 21,575 11.6%
1940 19,205 −11.0%
1950 14,681 −23.6%
1960 12,740 −13.2%
1970 14,157 11.1%
1980 20,291 43.3%
1990 22,795 12.3%
2000 27,740 21.7%
2010 34,506 24.4%
Source: "".

For tips on accessing McClain County, Oklahoma Genealogy census records online, see: Oklahoma Census.

State Census Records
Federal Census Records

Federal Censuses were taken for Oklahoma starting in 1860. For links to Federal census indexes, see Oklahoma Census.


Church records vary significantly depending on the denomination and the record keeper. They may contain information about members of the congregation, such as age, date of baptism, christening, or birth; marriage information and maiden names; and death date. For general information about Oklahoma denominations, view the Oklahoma Church Records Wiki page.



Land and property records can place an ancestor in a particular location, provide economic information, and reveal family relationships. Land records include: deeds, abstracts and indexes, mortgages, leases, grants and land patents.

See Oklahoma Land and Property for additional information about early Oklahoma land grants. After land was transferred to private ownership, subsequent transactions were usually recorded at the county courthouse, where records are currently housed.

Online Land Records

For more information see Oklahoma Land and Property

Local Histories

Local histories are available for McClain County, Oklahoma Genealogy. County and town histories may include biographies, church, school and government history, and military information. For more information about local histories, see the wiki page section Oklahoma Local Histories.




Revolutionary War
Civil War


Oklahoma Newspapers Online

Oklahoma Newspaper Catalogs

Additional newspapers abstracts can sometimes be found using search phrases such as McClain County, Oklahoma Genealogy newspapers in online catalogs like:


Online Records

School Records


Oklahoma tax records complement land records and can be used to supplement the years between censuses. There may be gaps of several years in the records.

Vital Records


Online Birth Records Indexes and Images


Online Marriage Records Indexes and Images


Online Death Records Indexes and Images


Online Divorce Records Indexes and Images

Societies and Libraries

Mcclain County Historical And Genealogical Society
203 W. Washington Street
Purcell 73080
Telephone: 405-527-5894 or 405-701-3171
Facebook Page

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.


  • USGenWeb project. May have maps, name indexes, history or other information for this county. Select the state, then the county.
  • FamilySearch Catalog


  1. Handybook for Genealogists: United States of America, 10th ed. (Draper, Utah: Everton Pub., 2002), McClain County, Oklahoma. Page 560 At various libraries (WorldCat); FHL Book 973 D27e 2002.
  2. The Handybook for Genealogists: United States of America,10th ed. (Draper, UT:Everton Publishers, 2002).
  3. accessed 09/29/2016
  4.,_Oklahoma accessed 09/29/2016
  5. Wikipedia contributors, "McClain County, Oklahoma," in Wikipedia: the Free Encyclopedia,,_Oklahoma, accessed 6 August 2016.