Mills High (San Mateo Union High SCH DIST.), California - School Profile in 2023-2024 School Year

Updated on August 8, 2025.

Mills High is a High in Millbrae, CA. It currently serves 1119 students (grades 09-12). The school is part of the San Mateo Union High School District.

Below, we provide details about the school including the population per grade, the racial demography of the student population, the racial demography of the student population per gender/sex, and the racial demography per grade level.

You can see similar information for other schools in San Mateo Union High School District and all schools in California.

Other Details

School Type: Regular School
School Level: High
Number of Students:1119
Number of Teachers: 57
Student/Teacher Ratio: 19.62

Location Info

Location: 400 Murchison Dr., Millbrae, CA 94030
Mailing Address: 400 Murchison Dr., Millbrae, CA 94030-3024
Phone: (650)558-2599
Data Source: NCES.
Student Population Per Grade
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Grade Population
Grade 10 286
Grade 11 271
Grade 12 291
Grade 9 271
Gender/Sex of Mills High Student Population
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Gender Population Percent of Population (%)
Male 598 53.44
Female 521 46.56
Race/Ethnicity Demography of Mills High Student Population
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Race/Ethnicity Population Percent of Population (%)
Asian 657 58.71
Black or African American 2 0.18
Hispanic/Latino 219 19.57
Native Hawaiian or Other Pacific Islander 13 1.16
Two or more races 98 8.76
White 130 11.62
Male - Race/Ethnicity Demography of Student Population
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Race/Ethnicity Population Percent of Population (%)
Asian 356 59.53
Hispanic/Latino 100 16.72
Native Hawaiian or Other Pacific Islander 8 1.34
Two or more races 62 10.37
White 72 12.04
Female - Race/Ethnicity Demography of Student Population
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Race/Ethnicity Population Percent of Population (%)
Asian 301 57.77
Black or African American 2 0.38
Hispanic/Latino 119 22.84
Native Hawaiian or Other Pacific Islander 5 0.96
Two or more races 36 6.91
White 58 11.13

Race Demography Per Grade

The tables below shows the Race/Ethnicity of the student population per grade.
Grade 10 - Race/Ethnicity of Both Genders
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Race/Ethnicity Population Percent of Population (%)
Asian 161 56.29
Black or African American 1 0.35
Hispanic/Latino 62 21.68
Native Hawaiian or Other Pacific Islander 5 1.75
Two or more races 30 10.49
White 27 9.44
Grade 11 - Race/Ethnicity of Both Genders
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Race/Ethnicity Population Percent of Population (%)
Asian 171 63.10
Hispanic/Latino 42 15.50
Native Hawaiian or Other Pacific Islander 2 0.74
Two or more races 22 8.12
White 34 12.55
Grade 12 - Race/Ethnicity of Both Genders
Items per page:
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Race/Ethnicity Population Percent of Population (%)
Asian 172 59.11
Black or African American 1 0.34
Hispanic/Latino 60 20.62
Native Hawaiian or Other Pacific Islander 1 0.34
Two or more races 26 8.94
White 31 10.65
Grade 9 - Race/Ethnicity of Both Genders
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Race/Ethnicity Population Percent of Population (%)
Asian 153 56.46
Hispanic/Latino 55 20.30
Native Hawaiian or Other Pacific Islander 5 1.85
Two or more races 20 7.38
White 38 14.02