Genealogy Resources

  • Portrait of three Vallejo children, Sonoma, California(?), 1868.

    Shows: Uladislao Vallejo--Jovita Vallejo--Napoleon Vallejo.

Books at The History & Genealogy Library

Several thousand books on genealogy world-wide. The library has bibliographies of family histories and county histories. Indexes to censuses, marriage records, military pensions, land records, tax lists, and ship passenger lists are available on microfilm, microfiche, and CD-ROM.The books can also be searched by title, author, and subject in the main Library Catalog (you may use the searchbox on the left sidebar for basic keyword searches)

Periodicals at The History & Genealogy Library

Nearly 130 genealogy-related periodicals. See the Library Catalog for an alphabetical list of periodicals.

Sonoma County Records

Includes deeds, mortgages, wills and probate records, assessments of property, voter registration, oaths of office, surveys, maps, corporation records, business licenses and more. Most materials are stored at the Sonoma County Archives and must be brought from the Archives to the Library for your use. Call (707) 308-3212, with any questions, or to request materials.

Obituaries at the Annex

Selected index to Sonoma County obituaries from 1855-1912.  You may send us an request for a copy of an obituary.  Find more information about locating and requesting obituaries.

Census at the Annex

U.S. Census for California 1850 to 1920; Indexes for other states and Canada from 1790 on.

City Directories at the Annex

California city directories from 1850 on; Sonoma County Directories from 1874 on.

Core Subscription Research Databases

Genealogy Workshops

Check this space from time to time for announcements of upcoming workshops.
  • No workshops scheduled at the moment. 

Other Local Resources for Genealogy

Volunteers from the Sonoma County Genealogical Society (SCGS) offer help on an individual basis to beginning and advanced genealogists on Wednesdays and Fridays from 1:00 to 3:00 p.m. in the Annex. Be sure to check the SCGS's Publications section of their website to see which titles, including indices to vital data and probate, court, and naturalization records, are available for purchase.

Genealogy Libraries and Archives

Additional Genealogy Resources

Genealogy Web Resources