Waterford High School is a public comprehensive high school in Waterford, California, United States. Opened in 2001, it is the only high school in Waterford Unified School District.
Serving 14 students in grades 9-12, Sentinel High School ranks in the bottom 50% of all schools in California for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is <50% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is ≤20% (which is lower than the California state average of 47%).
The student-teacher ratio of 5:1 is lower than the California state level of 21:1.
Minority enrollment is 50% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Facts (2026)
- School Type: Alternative school
- Grades: 9-12
- Enrollment: 14 students
- Student-Teacher Ratio: 5:1
- Minority Enrollment: 50%
- Graduation Rate: ≥50% (Btm 50% in CA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: <50% (Top 30%)
- Reading Proficiency: ≤20% (Btm 50%)
- Science Proficiency: <50% (Top 20%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Sentinel High School ranks among the top 20% of public schools in California for:
Category
Attribute
Science Proficiency
Percent Eligible For Free Lunch
Community Size
Student Attention
School Overview
Sentinel High School's student population of 14 students has declined by 30% over five school years.
The teacher population of 3 teachers has grown by 50% over five school years.
School Type
Grades Offered
Grades 9-12
Total Students
14 students
Total Classroom Teachers
3 teachers
Year Founded
2001
Colors
Royal blue, Gold
School Calendar
Average Class Size
15 students
School Rankings
Sentinel High School ranks within the bottom 50% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Sentinel High School is 0.57, which is less than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#5359 out of 9523 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
<50%
34%
Reading/Language Arts Test Scores (% Proficient)
≤20%
47%
Science Test Scores (% Proficient)
<50%
29%
Student-Teacher Ratio
5:1
21:1
American Indian
n/a
1%
Asian
n/a
12%
Hispanic
43%
56%
Black
n/a
5%
White
50%
20%
Hawaiian
n/a
n/a
Two or more races
7%
6%
All Ethnic Groups
Graduation Rate
≥50%
87%
Eligible for Free Lunch
79%
54%
Eligible for Reduced Lunch
8%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Notes
- School Mascot: Wildcat
Frequently Asked Questions
What is Sentinel High School's ranking?
Sentinel High School is ranked #5359 out of 9,523 schools, which ranks it among the bottom 50% of public schools in California.
What percent of students have achieved state testing proficiency in math and reading?
<50% of students have achieved math proficiency (compared to the 34% CA state average), while ≤20% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Sentinel High School?
The graduation rate of Sentinel High School is 50%, which is lower than the California state average of 87%.
How many students attend Sentinel High School?
14 students attend Sentinel High School.
What is the racial composition of the student body?
50% of Sentinel High School students are White, 43% of students are Hispanic, and 7% of students are Two or more races.
What is the student-teacher ratio of Sentinel High School?
Sentinel High School has a student ration of 5:1, which is lower than the California state average of 21:1.
What grades does Sentinel High School offer ?
Sentinel High School offers enrollment in grades 9-12
What school district is Sentinel High School part of?
Sentinel High School is part of Waterford Unified School District.
School Reviews
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