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30th Anniversary Anthology of 24 Family History Stories is now available. This collection of short stories was compiled, edited and produced by JCGS members Ray Thompson and Bill Conklin.


2015 Beginning Genealogy Class: Five consecutive Monday afternoons, January 26 – February 23, from 1:00 to 3:30, at the Research Center. The class is limited to 18 students, so register early to assure your place. Click HERE for details. Registration Form.


Genealogy and Family History. Local. National. International.

Jeff Co map boldRecords of people who have lived in Jefferson County, Washington, begin in 1852 and come from a variety of sources. JCGS has cataloged and indexed more than 250,000 records related to Jefferson County. These indexes are FREE and EASY to use on the website.

For those doing research outside of Jefferson County, we have books and resources in the Washington state, United States and Foreign collections in our library. Additionally, there several Online Subscription Databases that are FREE to JCGS Members at the Research Center, including American Ancestors (formerly NEGHS), Ancestry.com, Fold3 (formerly Footnote.com), and Newspaper Archives.

JCGS would be happy to assist you with your research. Go to the Research Request  page for details.