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San Diego County, California
Genealogy, History & Facts

San Diego County, California Facts

When was San Diego County, CA Created?
San Diego County was established on February 18, 1850.

What is the County Seat of San Diego County, CA?
The County Seat is located in San Diego also, the county government website is

What counties are adjacent to San Diego County, CA?
Bordering Counties are Imperial CountyOrange CountyRiverside County .

San Diego County, CA Vital Records

Where can find San Diego County Birth, marriage, Divorce and Death Records?
San Diego County vital records can be found at the California Office of Vital Records has copies of birth and death records from July 1905, marriage records that occurred from 1949-1986 and 1998-1999, divorce records that occurred between 1962 and June, 1984. There is a fee for each copy requested. Please refer to the information to the Statewide Vital Records in California for current fees and application process.

You can search online for San Diego County Birth, Marriage, Divorce or Death Records. You can also Order Electronically Online or can download an application for California Birth CertificateMarriage or Divorce CertificateDeath Certificate Applications to mail.

Vital Records can also be found in the Local Registrar of Births and Deaths, HHSA Office of Public Health, 3851 Rosecrans Street, Suite 802, San Diego, CA 92110; (619) 692-5733

San Diego County, CA Census Records

What San Diego County, CA census records are available?
There are many types of census records for San Diego County guide you in researching your family tree. Federal Population Schedules are available for 1850186018701880 (free index)1890 (fragment)19001910192019301940.

San Diego Co. Mortality Schedules can be found for 1850, 1860, 1870 and 1880. San Diego Co. Industry and Agriculture can be obtained for 1850, 1860, 1870 and 1880. San Diego Co. Union Veterans Schedules is available for 1890.

Another California census is the California State Census in 1852. One can find free online and printable census forms to help you with your research. See Also California Census Records Research Guide.

San Diego County, CA Courthouse and Government Records

San Diego County Courthouse

What genealogical records can I find in the San Diego County Courthouse?

Researchers frequently overlook the great importance of San Diego County court, probate, and land records data as a useful resource of ancestry and genealogy information. Buried away in California courthouses and archives everywhere are the ambitions and frustrations of countless California residents.

The possibilities are excellent that your forefathers have left a comprehensive document of at least a number of facets of their lives in the San Diego County court records. Even if your forebears is not referred to in a Court case, contemplate all of the other procedures that could have lead to him or her to appear in court records. See Also California Corthouse Records Research Guide.

  • San Diego County Courthouse (all departments listed below are located here, unless otherwise noted)
    • Address: 220 W Broadway, San Diego, CA 92101
    • Phone: (619) 441-5500
  • San Diego County Recorder-Clerk
    • Address: 1600 Pacific Highway, Room 260, San Diego, CA 92101; Mail to: P.O. Box 12150, San Diego, CA 92112-4750
    • Phone: (619) 237-0502
    • Birth / Death Records: 1860 / 1851
    • Marriage Records: 1850
    • Land Records: 1850
  • San Diego County Clerk of Superior Court
    • Probate Records: 1848
    • Court Records: 1855
  • Early California Wills
  • BLM Land Records

San Diego County, CA Societies and Family History Resources

What genealogical and historical societies, archives, museums, associations and libraries are available for San Diego County, CA?
A list of San Diego County Historical  and Genealogical Societies, Libraries, Archives. See also list of Statewide Californiia Archives, Historical & Genealogical Societies.

Where can I connect with other San Diego County, CA Researchers through message boards and forums?

What other genealogical resources are available in San Diego County, CA?
The following are web links to Genealogy, Records and Resources pertaining to San Diego County. A majority of these genealogy links fall into 3 categories: Business Sites, Private Sites or Organization Sites. Some have free access some require a payment. This is basically a listing which has been gathered or submitted. I do not recommend or promote one genealogy site above another.

San Diego Co. CA Books, Newspapers & Publications

San Diego Co. CA Cemeteries & Church Records

San Diego Co. CA Family Websites, Pictures & Histories

San Diego Co. CA General and History Websites

San Diego Co. CA Immigration & Naturalization

San Diego Co. CA Maps, Atlases & Gazetteers

San Diego Co. CA Military Records

San Diego Co. CA Schools & Directories