San Luis Obispo County, California Genealogy

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Revision as of 00:28, 19 July 2014

United States go to California go to San Luis Obispo County

Guide to San Luis Obispo County California genealogy. Birth records, marriage records, death records, census records, family history, and military records.

Hand and keyboard.jpg California
Online Records

San Luis Obispo County, California
Map of California highlighting San Luis Obispo County
Location in the state of California
Map of the U.S. highlighting California
Location of California in the U.S.
Founded February 18, 1850
County Seat San Lupis Obispo
Address San Luis Obispo County Courthouse
1144 Monterey St Suite C
San Luis Obispo, CA 93408
Phone 805.781.5080
San Luis Obispo County Website


County Courthouse

San Luis Obispo County Courthouse
1144 Monterey St Suite C
San Luis Obispo, CA 93408
Phone 805.781.5080

County Clerk Recorder has birth records from 1873,
marriage and death records from 1850  and land records from 1842
County Clerk has divorce, probate and court records[1]

Historical Facts

Wikipedia has more about this subject: San Luis Obispo County, California

Parent County

18 February 1850: San Luis Obispo was created as an original county. County seat: San Luis Obispo [2]

Boundary Changes

For animated maps illustrating California county boundary changes, "Rotating Formation California County Boundary Maps" (1850-1925) may be viewed for free at the website.

Records Loss

For a list of record loss in California counties see: California Counties with Burned Courthouses


Populated Places

Neighboring Counties


Bible Records




For tips on accessing San Luis Obispo County, California Genealogy census records online, see: California Census.

Church History and Records

Church records and the information they provide 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 California denominations, view the California Church Records wiki page.

Court Records

Crime and Criminals


Ethnic, Political, or Religious Groups





Local histories are available for San Luis Obispo County, California Genealogy. County histories may include biographies, church, school and government history, and military information. For more information about local histories, see the Wiki page section California Local Histories.

Land and Property

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




Military History and Records

Civil War

Regiments. Service men in San Luis Obispo County, California Genealogy served in various regiments. Men often joined a company (within a regiment) that originated in their county. Listed below are companies that were specifically formed in San Luis Obispo County, California Genealogy:

- 1st Battalion, California Native Cavalry (Union), Company A

Naturalization and Citizenship


Additional newspapers abstracts can sometimes be found using search phrases such as San Luis Obispo County, California Genealogy newspapers in online catalogs like:



Probate Records

The county clerk is usually the custodian of probate records. The records include wills, fee books, claim registers, legacy records, inheritance records, probate ticklers, and dockets.

Content: Probate Records may give the decedent's date of death, names of his or her spouse, children, parents, siblings, in-laws, neighbors, associates, relatives, and their place of residence.

You can obtain copies of the original probate records (such as wills and estate files) by writing to the county clerk at the county courthouse.

The FamilySearch Catalog lists films of probate records. To find the records for this county, use the Place Search for California - San Luis Obiso - Probate records.


Archives, Libraries and Museums

San Luis Obispo Genealogical Library
San Luis Obispo Public Library
995 Palm Street
San Luis Obispo, California
Phone: 805-785-0383
Librarian - Martha Graham

Arroyo Grande Genealogical Library
Arroyo Grande Public Library
South County Refional Center
800 W. Branch Street
Arroyo Grande, California
Librarian - Carolyn Baker

Mailing address for the libraries:
P.O. Box 4
Atascadero, CA 93423-0004
(Mailed enquiries must include an SASE. We cannot respond to queries that do not include a stamped return envelope.)

County Courthouse

Family History Centers


San Luis Obispo County Genealogical Society
meets at:
Independent Order of Odd Fellows (IOOF) Hall
520 Dana Street
San Luis Obispo, CA


California tax records complement land records and can supplement the years between censuses. There may be gaps of several years in the tax records of some counties. For more information, see the wiki page California Taxation.

Vital Records

Vital Records consist of births, adoptions, marriages, divorces, and deaths recorded on registers, certificates, and documents. See the CDC Where to Write website for information on acquiring copies of these records. The State office has records since July 1905. For earlier records, contact the County Recorder. See also How to order California Vital Records





Voting Registers

Genealogy Societies, Archives and Libraries

Web Sites


  1. Handybook for Genealogists: United States of America, 10th ed. (Draper, Utah: Everton Pub., 2002), San Luis County, California. Page 87 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).