Description : What ages / grades constitute Middle School in your neck of the woods?
Last Answer : Around here (California/Nevada), middle school is Grades 6-8, ages 11-14. (Elementary K-5, ages 5-11, High School grades 9-12, ages 14-18). School starts in August, gets out in June. My mom ... middle school was grades 7-9 in her particular town and it was common for an elementary school to be K-6.