This School is no longer MSHSAA Member School. School Colors & Logos Wildcats Black/Gold boys girls Social Media DiamondR-4SchoolDistrict Diamond_HS Membership Full Member Combined School, Grades 7-12 Newton County Board District: #2 Southwest Contact Information 401 South Main Diamond, MO 64840 (417) 325-5186 Location 401 South Main Diamond, MO 64840 (417) 325-5186 Get Directions