Williams Valley School District
 The Williams Valley School District is a small rural public school district located in Dauphin County Pennsylvania and Schuylkill County Pennsylvania. The Districts is highly fragmented encompassing: the boroughs of Williamstown and Tower City as well as the townships of Porter Rush Williams and Wiconisco. The district encompasses approximately 62 square miles (160 km2). According to 2000 federal census data it served a resident population of 7355.