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Jefferson County Genealogical Society
PO Box 1342
High Ridge, MO 63049

Visit our collection & library holdings at the
Northwest Branch
Jefferson County Library Hwy PP, High Ridge, MO

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Please check out the updated calendar.


We offer many resources to help with your genealogy research in Jefferson County, Missouri.
Plan a visit or request a search of the collection.

Visit some of the historic sites in the area!



Thank you for visiting!