Juniata County was founded in the year 1831. Mifflintown is the county seat and Port Royal is the largest city. The area covered by the county measures 394 sq mi. More than 22K people with a racial makeup including White, Native American, black or African American, Asian, Hispanic or Latino, Pacific Islander, and others alongside 8.5K households and 6.4K family units reside in this region. The name of the county derived from the Juniata River.

Juniata County Index is the possible place for comprehensive research. The repository provides massive collection of database ranging from vital statistics down to other public records. Historians and genealogy records hunters find this repository extremely effective and quite helpful as they can quite easily pull up information on real estate and property facts, civil court case lookups, divorce decree information, war and enlistment data, demise facts, origin and birth details, marriage volume number, obituary notice, burial and cemetery details, land and estate data, census data, immigration and naturalization specifics, last will or probate specifics, World War I and II information, American Civil War history and the likes from this excellent search engine.