Hillsdale Middle, El Cajon CA - Test Scores & Data

Original Research by School Decision on Hillsdale Middle

Hillsdale Middle is a regular public middle school in El Cajon, California, serving grades six through eight as part of the Cajon Valley Union School District. The school enrolls a student body reflecting the economic and demographic diversity of the city. A substantial majority of students qualify for free or reduced-price lunch, indicating a community with moderate to low household incomes. The student composition is predominantly white and Hispanic, with smaller Asian and Black populations represented.

The school's recent academic performance shows a pattern typical of many schools serving economically diverse populations. In English language arts, students demonstrate stronger proficiency than in math. Across all grades tested, about three in five students meet or exceed state proficiency standards in ELA, with sixth and seventh graders performing slightly above the school average. Math proficiency runs lower, with fewer than half of students meeting standards in any grade, and eighth-grade performance noticeably softer than the earlier grades. Eighth-grade science proficiency, measured by the state science test, sits around four in ten students. These results place Hillsdale's overall proficiency above the midpoint among schools in San Diego County, a notable position given the school's high-poverty enrollment. To get a fuller picture of the school's academic trajectory and the specifics of what's being taught in particular classes, a parent may want to look into the school's recent improvement efforts with both the district and school leadership.

El Cajon itself is a densely built inland suburb in San Diego County, with a mixed commercial and residential character centered on downtown Main Street. The city's economy spans healthcare, manufacturing, retail, and education, with major employers including Sharp Grossmont Hospital, Taylor Guitars, and the school district itself. The housing market in the zip code is moderate for San Diego County; median home values sit well below state levels, and rents are tracking somewhat lower year-over-year. The city is largely built out with very little vacant land, so growth is occurring mainly as infill projects downtown and on smaller sites. Recent housing initiatives include moderate-income condos aimed at workforce buyers and affordable-housing renovations, reflecting the city's effort to add housing options without displacing existing residents. The city has a walkable downtown core with recent pedestrian improvements, though broader El Cajon has moderate walkability and limited transit options beyond the trolley and bus lines converging at the central transit hub.

The Cajon Valley Union School District, which serves most of El Cajon, has made career readiness a defining feature of its curriculum. The district's World of Work framework begins in kindergarten, building student awareness of careers through the Holland RIASEC model and continuing with mentorships and simulations as students progress. This career-embedded approach means families choosing Hillsdale Middle can expect their children to explore and reflect on career possibilities regularly across the grades. The district also operates Bostonia Global, a directly funded charter school offering project-based, dual-language instruction in Spanish and English, giving families a school-choice option within the district itself. One development to note: in November 2024, voters rejected Measure W, a school infrastructure bond. Many of the district's school buildings date to the 1940s and 1950s, and without this local funding, planned facility upgrades did not move forward. Families considering the district should be aware that aging infrastructure remains a concern without a recent dedicated local funding source for major renovations.

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Academic performance

How students perform on state tests, by grade, set against the district.

Math

Grade 642%

School 42% · District 20% · ▲ 22 pts above district

▲ 12 pts above state median · ▲ 7 pts above county median

Grade 743%

School 43% · District 23% · ▲ 20 pts above district

▲ 13 pts above state median · ▲ 9 pts above county median

Grade 839%

School 39% · District 21% · ▲ 18 pts above district

▲ 11 pts above state median · ▲ 8 pts above county median

English language arts

Grade 657%

School 57% · District 32% · ▲ 25 pts above district

▲ 13 pts above state median · ▲ 5 pts above county median

Grade 759%

School 59% · District 36% · ▲ 23 pts above district

▲ 13 pts above state median · ▲ 7 pts above county median

Grade 856%

School 56% · District 34% · ▲ 23 pts above district

▲ 12 pts above state median · ▲ 9 pts above county median

Science

Grade 839%

School 39% · District 20% · ▲ 18 pts above district

▲ 13 pts above state median · ▲ 8 pts above county median

Social studies

Grade 882%

School 82% · District 58% · ▲ 24 pts above district

▲ 33 pts above state median · ▲ 29 pts above county median

This schoolCajon Valley Union, same grade

Graduation rate (ACGR) reflects the federally published Adjusted Cohort Graduation Rate for the most recent year available. We refresh this data annually at the close of each academic year in June. The federal source publishes a banded rate (for example, "90-94%") instead of an exact number for cohorts small enough to risk identifying individual students. The state distribution chart, where shown, plots every school in the state with a published rate or band; schools whose rate is federally suppressed are excluded. Where the federal source publishes a band rather than an exact rate, the school is placed within its band using a stable, ID-derived offset, so its position is consistent across visits.

Proficiency by household income

English language arts

Grade 6Lower-income53%Higher-income70%16 pp gap

Grade 7Lower-income54%Higher-income71%17 pp gap

Grade 8Lower-income51%Higher-income69%18 pp gap

Mathematics

Grade 6Lower-income38%Higher-income57%19 pp gap

Grade 7Lower-income38%Higher-income54%16 pp gap

Grade 8Lower-income32%Higher-income57%25 pp gap