MUUSD is a suburban school district with 17 schools. Menifee Union School District serves over 11,000 students across 15 schools in the rapidly growing city of Menifee in Southern California's Riverside County. This district follows a modified calendar for the 2026-2027 year, which starts and ends on a different schedule than a traditional calendar. This calendar includes 3 professional development days, 40 early-release or half days — useful to know when planning childcare. The last day of school is December 19.
Source: Menifee Union School District
Also known as MUUSD.