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Mammoth Unified — District Profile & Schools

Mammoth Lakes, California · Mono County

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WebsiteSchool Rankings
1,112
Students
4
Schools
18.2:1
Student-Teacher
61 teachers
0 - 12
Grades

Quick Facts

278
Avg. School Size
114
Total Staff

Mammoth Unified Calendar

37 events

Fri, Jul 4

Holiday

Independence Day

Fri, Aug 1 - Tue, Jun 30

Event

2025-2026 MUSD School Calendar

District-wide school calendar for the 2025-2026 school year. Full details available in PDF.

Mon, Aug 18

PD Day

Teacher First Day

Wed, Aug 20

Event

First Day of School

Mon, Sep 1

Holiday

Labor Day

Tue, Sep 2

Early Dismissal

Minimum Day

Tue, Sep 9

Early Dismissal

Minimum Day

Tue, Oct 7

Early Dismissal

Minimum Day

Tue, Oct 14

Holiday

No School

Tue, Oct 14

PD Day

Teacher Prof Dev Day

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Contact

Address
PO Box 3509
Mammoth Lakes, CA 93546
Phone
(760)934-6802

Staff & Students

Teachers (FTE)
61
Total Staff
114
Data Source
NCES Common Core of Data
School Year 2023-24

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