This School is no longer MSHSAA Member School. School Colors & Logos Hawks Blue/White boys girls Social Media HillsboroR3 HHS_Athletics hillsboror3 Membership Full Member Combined School, Grades 7-12 Jefferson County Board District: #1 Southeast Contact Information 123 Leon Hall Parkway Hillsboro, MO 63050-3419 (636) 789-0000 Location 123 Leon Hall Parkway Hillsboro, MO 63050-3419 (636) 789-0000 Get Directions