Mark Keppel High

Located at 501 East Hellman Ave., in Alhambra, California, Mark Keppel High is a big 9-12 campus that works with 2,201 students (grades 9 through 12), operated by Alhambra Unified. Enrollment runs roughly 163% above the state mean of about 838.

Mark Keppel High is one of 16 schools operated by Alhambra Unified, a district that hosts 14,548 students overall.

In terms of who attends, Mark Keppel High shows that the largest single group is Asian, at 63% of enrollment. Beyond that, the school logs 26% Hispanic, 10% multiracial. The wider county runs roughly 15% Asian, putting the school's mix meaningfully more Asian than the area baseline.

On the income-and-resources front, Staff filings list 85 full-time-equivalent teachers, which works out to roughly 26.0:1 students per teacher. Statewide, the average ratio sits near 18.2:1, putting Mark Keppel High higher than the state norm the norm. About 41% of enrolled students meet the income threshold for free or reduced-price lunch, a commonly cited indicator of low-income enrollment. By comparison, Los Angeles County runs at roughly 70%, so the school's eligibility rate is lower than the surrounding baseline.

On a demographically-adjusted basis, Mark Keppel High sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 55.1%; this one delivers 63.6%.

Zooming out to the county, ACS estimates for Los Angeles County put the typical household earns roughly $90,112 per year, roughly 36% of adults have completed at least a four-year degree, and census figures put the poverty rate at about 10%. Across Los Angeles County's 2244 public schools (combined enrollment of about 1,265,907 students), Mark Keppel High is one campus in the mix.

The closest other public school is Emerson (Ralph Waldo) Elementary, roughly 0.7 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius. Among the 9 schools in that immediate cluster with test data (this one included), Mark Keppel High ranks 4th on composite proficiency, above the local average of 59.5%.

The campus sits in a suburban setting.

Trend over the last 7 years. Over the past 7-year window, the student count contracted 4%: 2,286 students in 2018 compared to 2,201 in 2025. The Asian share of enrollment edged down from 75% to 63% over that span. Class-load math has narrowed: from 28.1:1 in 2018 to 26.0:1 in 2025.

On this page, recent activity here tends to focus on classroom updates, athletics, and weather closures. Parents, students, alumni, and staff are welcome to weigh in.