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Mountain Valley Unified School District

231 Oak Ave.
Hayfork, CA 96041-0339
(District boundaries shown in map)
9/
10
Top 20%

Top Rankings

Mountain Valley Unified School District ranks among the top 20% of public school district in California for:

Category
Attribute
Overall Rank
Highest overall rank (Top 20%)
Math Proficiency
Highest math proficiency (Top 20%)
Science Proficiency
Highest science proficiency (Top 20%)
For the 2026 school year, there are 2 public schools serving 334 students in Mountain Valley Unified School District. This district's average testing ranking is 9/10, which is in the top 20% of public schools in California.
Public Schools in Mountain Valley Unified School District have an average math proficiency score of 52% (versus the California public school average of 34%), and reading proficiency score of 59% (versus the 47% statewide average).
Minority enrollment is 43% of the student body (majority Asian), which is less than the California public school average of 80% (majority Hispanic).

Overview

This School District
This State (CA)
# Schools
2 Schools
10,356 Schools
# Students
334 Students
5,826,671 Students
# Teachers
17 Teachers
267,995 Teachers
Student-Teacher Ratio
20:1
20:1

Student By Grade

District Rank

Mountain Valley Unified School District, which is ranked #273 of all 1,907 school districts in California (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 80% has stayed relatively flat over five school years.
This School District
State Average (CA)
#307 out of 1932 school districts
(Top 20%)
52%
34%
55-59%
47%
45-49%
29%
(21-22)
≥80%
87%

Students by Ethnicity:

0.60
0.63
% American Indian
3%
1%
% Asian
25%
12%
% Hispanic
7%
56%
% Black
n/a
5%
% White
57%
20%
% Hawaiian
n/a
n/a
% Two or more races
8%
6%
All Ethnic Groups

District Revenue and Spending

The revenue/student of $20,479 is higher than the state median of $19,975. The school district revenue/student has declined by 36% over four school years.
The school district's spending/student of $34,135 is higher than the state median of $18,396. The school district spending/student has declined by 43% over four school years.
This School District
This State (CA)
Total Revenue
$7 MM
$116,387 MM
Spending
$11 MM
$107,188 MM
Revenue / Student
$20,479
$19,975
Spending / Student
$34,135
$18,396

Best Mountain Valley Unified School District Public Schools (2026)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Hayfork High School
(Math: 40-59% | Reading: 60-79%)
Rank:
9/
10
Top 20%
231 Oak St.
Hayfork, CA 96041
(530) 628-5261
Gr: 9-12 | 95 students Student-teacher ratio: 16:1 Minority enrollment: 45%
Rank: #22.
Hayfork Elementary School
(Math: 50-54% | Reading: 55-59%)
Rank:
8/
10
Top 30%
6930 State Highway 3
Hayfork, CA 96041
(530) 628-5294
Gr: K-8 | 239 students Student-teacher ratio: 22:1 Minority enrollment: 42%

Frequently Asked Questions

How many schools belong to Mountain Valley Unified School District?
Mountain Valley Unified School District manages 2 public schools serving 334 students.
What is the rank of Mountain Valley Unified School District?
Mountain Valley Unified School District is ranked #273 out of 1,907 school districts in California (top 20%) based off of combined math and reading proficiency testing data for the 2022-2023 school year. This district ranks in the top 20% of California school districts for: Highest overall rank (Top 20%), Highest math proficiency (Top 20%) and Highest science proficiency (Top 20%)
What is the racial composition of students in Mountain Valley Unified School District?
57% of Mountain Valley Unified School District students are White, 25% of students are Asian, 8% of students are Two or more races, 7% of students are Hispanic, and 3% of students are American Indian.
What is the student/teacher ratio of Mountain Valley Unified School District?
Mountain Valley Unified School District has a student/teacher ratio of 20:1, which is lower than the California state average of 22:1.
What is Mountain Valley Unified School District's spending/student ratio?
The school district's spending/student of $34,135 is higher than the state median of $18,396. The school district spending/student has declined by 43% over four school years.

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Quick Facts (2026)

  • District size: 2 schools
  • Grades: K-12
  • Enrollment: 334 students
  • Student-Teacher Ratio: 20:1
  • Minority Enrollment: 43%
  • : ≥80% (Btm 50% in CA)
  • : Top 20%
  • : 52% (Top 20%)
  • : 55-59% (Top 30%)
  • : 45-49% (Top 20%)
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

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