San Dieguito HS Academy

San Dieguito HS Academy is one of the big secondary schools in Encinitas, California, operated by San Dieguito Union High, with 1,843 students on its rolls from grades 9 through 12. Enrollment runs roughly 120% larger than the state mean of about 838.

Across the 10 schools in San Dieguito Union High (12,026 students total), San Dieguito HS Academy accounts for its share of the district's footprint.

In terms of who attends, San Dieguito HS Academy logs that White students make up the majority at 61%. The remainder comes out to 25% Hispanic, 8% multiracial, 4% Asian. By comparison, San Diego County as a whole is about 48% White, so the school skews noticeably more White than its surroundings.

On the resource side, The school reports having 75 full-time-equivalent teachers, for a student-teacher ratio near 24.4:1. The state averages around 18.2:1, so this campus is higher than the state norm typical. Roughly 25% of students at San Dieguito HS Academy qualify for free or reduced-price lunch, often used as a Title I proxy. By comparison, San Diego County runs at roughly 54%, so the school's eligibility rate is lower than the surrounding baseline.

After controlling for student poverty, San Dieguito HS Academy tracks the demographic baseline. The model predicts 64.7% given the school's FRL share; actual proficiency is 60.6%.

In the broader community, community-level numbers for San Diego County indicate median household earnings sit near $106,268, about 43% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 7%. Across San Diego County's 766 public schools (combined enrollment of about 467,437 students), San Dieguito HS Academy is one campus in the mix.

Ocean Knoll Elementary is the nearest neighboring public school, about 0.2 miles from this campus. 8 of the 8 nearest public schools sit inside a five-mile radius. Ranking that nearby cluster on reported proficiency puts San Dieguito HS Academy at 4th of 5; the average score across the group is 66.4%.

San Dieguito HS Academy operates from an urban location.

Trend over the last 7 years. San Dieguito HS Academy's enrollment has declined 3% since 2018, when it stood at 1,902 (now 1,843). White enrollment moved from 71% to 61% across the same window. Class-load math has narrowed: from 25.5:1 in 2018 to 24.4:1 in 2025.

On this page, members of the San Dieguito HS Academy community share and discuss sports schedules, lunch menu changes, and school spirit week. Posting is open to anyone connected to the school.