Home - Research: Jefferson County (Washington) Genealogy Data

This is the JCGS (Washington) Data Research Site.

Click HERE to return to JCGS’s Membership and Organization Website.

All data tables (linked below) are sortable and searchable by multiple variables.
To search the entire website for a FIRST NAME or a SURNAME (but not both at the same time), use the spyglass, above right.

JCGS: Helping people trace their families since 1983.

JCGS has indexed and cataloged about 400,000 records covering myriad aspects of the lives of Jefferson County residents — including births and deaths, land records, voting records, property taxes, newspaper articles, military service, and even dry cleaning records and the issuance of dog licenses. More than 250,000 of those records are included on this website.

If you are unable to visit the Research Center, JCGS would be happy to assist you with your research. Go to the Research Request page for details. You might also consider visiting the Washington State Digital Archives for state-wide searches.

*Birth Records 1884-1931

Deaths, Burials & Obituaries

…*Obituary Index: 1871-2017. (25,607 records.) Copies of the obituaries can be ordered based on information found in this index.
…*Index to Deaths: 1891-1910
…*Cemetery Records : through about 2017 (Records compiled for sixteen of the county’s cemeteries.)
Click HERE for information on each of the 16 cemeteries that JCGS has cataloged.
…*Coroner Records: 1911-1932
…*Funeral Home Records: 1913-2014
………. Surnames A-L ……….. Surnames M-Z
…*Funeral Home Records: 2015-2022
………. One Table A-Z

See also: Newspaper Index for “Notices of Estates & Probates” (1862-1877, 1891-1957)

*Court Records
…Divorce Records (1857-1910) See also Newspaper Indexes.
…Probate Records (1891-1918). See also Newspaper Indexes.
…Superior Court Civil Records (1890-1913).
…Quilcene Justice Docket (1914-1930).
…Index to Judge James G. Swan’s Docket (1860-1863).
…Index to Naturalization Records (1890-1926)

*City Directories (People) 1872-1956

*Business Directories 1872-1956

*Land Abstracts 8,634 records 1850-1954

*Business & Residential Property 49,802 records
…Split into two tables Table I and Table II

*Mariner Records 1850-1912

*Index to Marriage Records (1855-1933)

*Index to Misc. Records (1855-1954)
…23,000+ records from more than 50 datasets.

*Military Indexes (1890s-1990s)

*Newspaper Indexes

…Birth Announcements, more than 15,000 listings, 1860-July 2017.
…Announcements of Engagements, Marriages & Anniversaries, more than 10,000 listings, 1877-2015, with gaps.
…Estates, Probates, Wills, Naturalizations, 2,400 listings.
See also Newspaper Indexes.*Birth Records 1884-1931