Mills High School serves 1,156 students in grades 9-12.
The percentage of students achieving proficiency in math is 66% (which is higher than the California state average of 40%) for the 2018-19 school year. The percentage of students achieving proficiency in reading/language arts is 75% (which is higher than the California state average of 51%) for the 2018-19 school year.
The student:teacher ratio of 19:1 is lower than the California state level of 21:1.
Minority enrollment is 86% of the student body (majority Asian), which is higher than the California state average of 79% (majority Hispanic and Asian).
Quick Stats (2023-24)
- Grades: 9-12
- Enrollment: 1,156 students
- Student:Teacher Ratio: 19:1
- Minority Enrollment: 86%
- Graduation Rate: 97% (Top 5% in CA)
- Math Proficiency: 66%
- Reading Proficiency: 75%
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Mills High School ranks among the top 20% of public schools in California for:
Category
Attribute
Graduation Rate
School Overview
Mills High School's student population of 1,156 students has declined by 6% over five school years.
The teacher population of 61 teachers has grown by 5% over five school years.
Grades Offered
Grades 9-12
Total Students
1,156 students

Gender %

Total Classroom Teachers
61 teachers

Students by Grade

School Calendar
School Rankings
The diversity score of Mills High School is 0.62, 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.
Math Test Scores (% Proficient)
(18-19)66%
40%

Reading/Language Arts Test Scores (% Proficient)
(18-19)75%
51%

Student : Teacher Ratio
19:1
21:1

American Indian
n/a
1%
Asian
57%
12%

Hispanic
18%
56%

Black
1%
5%

White
14%
21%

Hawaiian
1%
n/a

Two or more races
9%
5%

All Ethnic Groups



Graduation Rate
97%
84%

Eligible for Free Lunch
20%
51%

Eligible for Reduced Lunch
2%
7%

School Statewide Testing
School District Name
Source: 2021-2022 (latest school year available) National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What percent of students have achieved state testing proficiency in math and reading?
66% of students have achieved math proficiency (compared to the 40% CA state average), while 75% of students have achieved reading proficiency (compared to the 51% CA state average).
What is the graduation rate of Mills High School?
The graduation rate of Mills High School is 97%, which is higher than the California state average of 84%.
How many students attend Mills High School?
1,156 students attend Mills High School.
What is the racial composition of the student body?
57% of Mills High School students are Asian, 18% of students are Hispanic, 14% of students are White, 9% of students are Two or more races, 1% of students are Black, and 1% of students are Hawaiian.
What is the student:teacher ratio of Mills High School?
Mills High School has a student ration of 19:1, which is lower than the California state average of 21:1.
What grades does Mills High School offer ?
Mills High School offers enrollment in grades 9-12
What school district is Mills High School part of?
Mills High School is part of San Mateo Union High School District.
School Reviews
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