Mohave County, Arizona Genealogy

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Mohave County, Arizona
Map of Arizona highlighting Mohave County
Location in the state of Arizona
Map of the U.S. highlighting Arizona
Location of Arizona in the U.S.
Founded November 9, 1864
County Seat Kingman
Address 401 E. Spring Street

P.O. Box 7000
Kingman, Arizona 86402

United States Gotoarrow.png ArizonaGotoarrow.png Mohave County

Wikipedia has more about this subject: Mohave County, Arizona

County Courthouse 

Mohave County Courthouse
401 East Spring St
Kingman, Az 86041
Phone: 520-753-9141

Clerk Superior Court has marriage recrods from 1888,
Divorce, Probate and Court Records from 1850
County Records land records [1]

Mohave County is located in the northwest corner of Arizona, the county seat is Kingman, and it also contains the somewhat newer 'river city' known as Bullhead City, which is across the Colorado River from Laughlin, Nevada. Hoover Dam is also partly included in the county due to it being built to dam the Colorado River to create Lake Mead. The word 'Mohave' is a variant spelling of 'Mojave'.

Parent County

  • Up until 1821 -  <a _fcknotitle="true" href="New Spain">New Spain</a> controlled land that later would become Arizona. Some records of early settlers may have been sent to an <a href="">archives</a> in Seville, Spain, or to archives in Mexico City.
  • From 1821 until 1846 - <a _fcknotitle="true" href="Mexico">Mexico</a> had jurisdiction over the land that later would become Arizona. Some records of this period may have been sent to <a href="Mexico Archives and Libraries">archives</a> in Mexico City.
  • From 1846 to 1863 - <a _fcknotitle="true" href="New Mexico">New Mexico</a> Territory included land that later would become Arizona.
  • In 1852 - New Mexico Territory set up counties that stretched east and west from the Texas border to the California border, including all the land that became Arizona. Present-day Mohave County, Arizona was once part of <a href="Taos County, Arizona">Taos</a>, <a href="Rio Arriba County, Arizona">Rio Arriba</a>, <a href="Santa Ana County, Arizona">Santa Ana</a>, <a href="Bernalillo County, Arizona">Bernalillo</a>, <a href="Valencia County, Arizona">Valencia</a>, and <a href="Socorro County, Arizona">Socorro</a> counties of New Mexico.William Thorndale, and William Dollarhide, Map Guide to the U.S. Federal Censuses, 1790-1920 (Baltimore: Genealogical Publishing, 1987), 26. At various libraries (WorldCat); FHL Book 973 X2th. Original Counties of New Mexico Territory (map) at (accessed 9 August 2011). Some records during this period may have been sent to courthouses in their respective New Mexico counties.
  • In 1863 -  Arizona Territory was created from the western half of New Mexico territory. All previous counties were dissolved, and eventually four new counties were created in the new Arizona Territory.

10 Nov 1864--Mohave County was created as one of the four original counties in Arizona.

County seat: Kingman The Handybook for Genealogists: United States of America,10th ed. (Draper, UT:Everton Publishers, 2002).

Boundary Changes

  • 22 December 1865 - the northern part of Mohave County was removed by Arizona to create Pah-Ute County.
  • 5 May 1866 - a large portion of Pah-Ute county and a smaller portion of Mohave county was given to Nevada by the US government.
  • 18 February 1871 - The remainder of Pah-Ute County was restored to Mohave County.
  • 6 Mar 1883 - part of Yavapai County north of the Colorado River and west of Kanab Wash was transferred to Mohave County.

Record Loss


Populated Places

Neighboring Counties





For tips on accessing Mohave County, Arizona Genealogy census records online, see: Arizona Census.


LDS Ward and Branch Records

  • Kingman
  • Littlefield
  • Moccasin
  • Mt. Trumbull


Mohave County Arizona Courthouse.jpg


Recorded Land Records from 1 January 1970 to the present may be search online.

All Recorded Land Records may be searched at

   Mohave County Recorders Office

   700 W. Beale Street
   Kingman, AZ 86402-0070

Local Histories




Mohave County Miner (Mineral Park, A.T. [Ariz.]) 1882-1918 is availble for free Online viewing.



Vital Records

395 marriages from 1 Jun 1866 to 26 Jun 1907 are listed on the Western States Marriage Index.

Societies and Libraries

Lake Havasu Genealogical Society
P.O. Box 953
Lake Havasu City, AZ 86405-0953
Telephone 928-854-5447

Mohave County Genealogical Society
400 W. Beale St
Kingman, AZ 86401
Telephone 928-753-3195

Family History Centers

Introduction to Family History Centers

Kingman Arizona
3180 Rutherford St
Kingman, Mohave, Arizona, United States
Phone: 928-753-1316

Lake Havasu City Arizona
504 N Acoma Blvd
Lake Havasu City, Mohave, Arizona, United States
Phone: 928-855-8583

These are not mailing addresses. Due to limited staff, Family History Centers are unable to respond to mail inquiries.

Web Sites


  1. Handybook for Genealogists: United States of America, 10th ed. (Draper, Utah: Everton Pub., 2002), Mohave County, Arizona p. 56. At various libraries (WorldCat); FHL Book 973 D27e 2002.