Mammoth Unified
Mammoth Unified is a public school district based in Mammoth Lakes, California, serving 1,087 students in 4 schools. By enrollment it ranks #540 of the 554 California districts with 1,000 or more students, larger than about 3% of them. Its schools average 272 students each, fewer than the California median of 533. Its superintendent is Annie Rinaldi. It spends about $13,257 per student on day-to-day operations, about the state median. It has roughly 17.5 students per teacher.
How Mammoth compares
Spending and staffing
| Measure | Mammoth | California median | Year |
|---|---|---|---|
| Current spending per student | $13,257 | $13,724 | FY2020-21 |
| Instruction spending per student | $8,702 | $8,321 | FY2020-21 |
| Total spending | $34.9 million | n/a | FY2020-21 |
| Total revenue | $22.8 million | n/a | FY2020-21 |
| Teachers (full-time equivalent) | 62 | n/a | 2024-25 |
| Total staff (full-time equivalent) | 121 | n/a | 2024-25 |
| Students per teacher | 17.5 | 21.7 | 2024-25 |
| Students per counselor | 1,087 | 474 | 2024-25 |
Spending: NCES school district finance survey (F-33), FY2020-21. Staffing and enrollment: NCES Common Core of Data, 2024-25. Via the Urban Institute Education Data Portal. The California median compares districts with 1,000 or more students.
Leadership
Moves tracker →Annie Rinaldi
Source: California Department of Education, School Directory, checked 2026-10-19. Report a change
In the news
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Peer districts in California
Compare side by side →| District | Students | Schools | Spending per student | Students per teacher | Rank |
|---|---|---|---|---|---|
| Chowchilla Union HighChowchilla | 1,093 | 2 | $12,303 | 21.4 | #538 |
| San Diego County Office of EducationSan Diego | 1,089 | 8 | $214,362 | 9.7 | #539 |
| Mammoth UnifiedMammoth Lakes · this district | 1,087 | 4 | $13,257 | 17.5 | #540 |
| Helendale ElementaryHelendale | 1,085 | 4 | $11,199 | 22.1 | #541 |
| Calipatria UnifiedCalipatria | 1,080 | 4 | $15,316 | 16.9 | #542 |
Similar-size districts nationally
| District | Students | Spending per student | Students per teacher |
|---|---|---|---|
| Willcox Unified District (4170)Willcox, AZ | 1,088 | $9,493 | 15.8 |
| Wahoo Public SchoolsWahoo, NE | 1,088 | $12,391 | 13.8 |
| Blackwell Public SchoolsBlackwell, OK | 1,087 | $10,372 | 14.3 |
| Spiro Public SchoolsSpiro, OK | 1,087 | $9,595 | 14.5 |
Peers are the districts closest in enrollment, so they can still differ in many other ways. Enrollment, school counts and phone numbers are from the NCES Common Core of Data, 2024-25.
Printed from Superintendent's Corner: https://superintendentscorner.com/district-ca-mammoth-unified