Shenandoah Junction is a census-designated place in Jefferson County in the U.S. state of West Virginia's Eastern Panhandle. As of the 2010 census, Shenandoah Junction had a population of 703. It is located between Kearneysville, WV and Charles Town, WV off WV 9. Shenandoah Junction is home to Jefferson High School and West Virginia's oldest surviving wood-frame structure, the Peter Burr House, built around 1751.