Lancaster High School is a public, co-educational high school located in Lancaster, California, United States. Founded in 1995, it is the sixth oldest comprehensive high school in the Antelope Valley Union High School District.
Serving 2,688 students in grades 9-12, Lancaster High School ranks in the bottom 50% of all schools in California for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 10% (which is lower than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 37% (which is lower than the California state average of 47%).
The student-teacher ratio of 25:1 is higher than the California state level of 21:1.
Minority enrollment is 90% of the student body (majority Hispanic), which is higher than the California state average of 80% (majority Hispanic).
Quick Facts (26-27)
- Grades: 9-12
- Enrollment: 2,688 students
- Student-Teacher Ratio: 25:1
- Minority Enrollment: 90%
- Graduation Rate: 84% (Btm 50% in CA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 10% (Btm 50%)
- Reading Proficiency: 37% (Btm 50%)
- Science Proficiency: 19% (Btm 50%)
- Attendance Zone: Lancaster High serves the northwest part of Lancaster, CA, covering an area of approximately 88.6 square miles. Most students live within a 10-15 minute drive from the school, with an average distance of 6.5 miles to the edge of the zone and the furthest boundary being 11.7 miles away.
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Overview
Lancaster High School's student population of 2,688 students has stayed relatively flat over five school years.
The teacher population of 107 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
Total Students
2,688 students
Showing 2015–2025. Full 30-year historical data available below ↓
Total Classroom Teachers
107 teachers
Showing 2014–2025. Full 30-year historical data available below ↓
Year Founded
1995
School Rankings
Lancaster 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 Lancaster High School is 0.60, 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
#7258 out of 9523 schools
(Bottom 50%)
(Bottom 50%)
Showing 2012–2023. Full 14-year historical data available below ↓
Math Test Scores (% Proficient)
10%
34%
Showing 2012–2023. Full 14-year historical data available below ↓
Reading/Language Arts Test Scores (% Proficient)
37%
47%
Showing 2011–2022. Full 13-year historical data available below ↓
Science Test Scores (% Proficient)
19%
29%
Student-Teacher Ratio
25:1
21:1
Showing 2014–2025. Full 30-year historical data available below ↓
Asian
4%
12%
Showing 2015–2025. Full 30-year historical data available below ↓
Hispanic
58%
56%
Showing 2015–2025. Full 30-year historical data available below ↓
Black
23%
5%
Showing 2015–2025. Full 30-year historical data available below ↓
White
10%
20%
Showing 2015–2025. Full 30-year historical data available below ↓
Two or more races
5%
6%
Showing 2015–2025. Full 17-year historical data available below ↓
All Ethnic Groups
Showing 2015–2025. Full 30-year historical data available below ↓
Graduation Rate
84%
86.2%
Showing 2014–2023. Full 13-year historical data available below ↓
Chronically Absent Students
(22-23)32.1%
27.7%
Eligible for Free Lunch
60%
54%
Showing 2015–2025. Full 30-year historical data available below ↓
Eligible for Reduced Lunch
7%
8%
Showing 2015–2025. Full 27-year historical data available below ↓
School Statewide Testing
School District Name
Sports
School Mascot
Eagles
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Lancaster High School's ranking?
Lancaster High School is ranked #7258 out of 9,523 schools, which ranks it among the bottom 50% of public schools in California.
What schools are Lancaster High School often compared to?
Lancaster High Schoolis often viewed alongside schools like Quartz Hill High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
10% of students have achieved math proficiency (compared to the 34% CA state average), while 37% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Lancaster High School?
The graduation rate of Lancaster High School is 84%, which is lower than the California state average of 86.2%.
How many students attend Lancaster High School?
2,688 students attend Lancaster High School.
What is the racial composition of the student body?
58% of Lancaster High School students are Hispanic, 23% of students are Black, 10% of students are White, 5% of students are Two or more races, and 4% of students are Asian.
What is the student-teacher ratio of Lancaster High School?
Lancaster High School has a student ration of 25:1, which is higher than the California state average of 21:1.
What grades does Lancaster High School offer ?
Lancaster High School offers enrollment in grades 9-12
What school district is Lancaster High School part of?
Lancaster High School is part of Antelope Valley Union High School District.
School Calendar
View the Lancaster High School yearly calendar below. Note key dates such as:
Event
Date
Thanksgiving Break
November 23, 2026 (Monday)
Thanksgiving Break
November 24, 2026 (Tuesday)
Thanksgiving Break
November 25, 2026 (Wednesday)
Thanksgiving Break
November 26, 2026 (Thursday)
Thanksgiving Break
November 27, 2026 (Friday)
School Reviews
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