Santa Margarita Elementary, Oceanside CA

Original Research by School Decision on Santa Margarita Elementary

Santa Margarita Elementary serves kindergarten through eighth grade in Oceanside, a mid-sized beach town in San Diego County shaped by its proximity to Marine Corps Base Camp Pendleton and an active downtown and waterfront. The school sits within Oceanside Unified, a district navigating enrollment declines that have prompted budget cuts and staffing reductions in recent years.

The school's academic performance presents a mixed picture across tested grades and subjects. In English language arts, proficiency varies notably by grade level. Fifth grade performs strongest, with about seven in ten students meeting standards, while sixth and seventh grades hover around half, and third and fourth grades fall lower. Mathematics shows a similar pattern: fifth grade is notably above average, while grades three, four, six, seven, and eight cluster in the low-to-mid range. Science proficiency in fifth grade reaches about seven in ten students, but drops to lower performance in eighth grade. The school's overall proficiency index places it above the midpoint compared to other schools assessed in San Diego County, a position that reflects strength in certain grades and subjects even as the lower elementary and middle school grades show weaker results.

The student population is diverse. Hispanic students make up a substantial share, followed by white students and smaller populations across other racial and ethnic groups. A majority of students qualify for free or reduced-price lunch, signaling that many families face economic constraints. The school enrolls a solid enrollment across its grade span, with kindergarten particularly large and middle grades smaller, a pattern typical of California schools. Data on English learners and special education enrollment were not available.

Oceanside's housing market is expensive by national standards, with median home values well above the national average, and monthly rents substantial as well. The city's population has been relatively stable to slightly declining in recent years, though the city is planning to add significant new housing in transit-oriented corridors and downtown. Major employers include Camp Pendleton, Tri-City Medical Center, Palomar Health, MiraCosta College, and a growing technology sector including Genentech.

The district is working on facility improvements through a bond program approved by voters and is launching a notable dual-enrollment pathway with MiraCosta College that allows high school students to earn an associate degree in biomanufacturing at no cost during high school, positioning students for careers in the region's growing biotech sector. These initiatives offer long-term opportunity, though they coexist with the budget pressures the district faces from enrollment decline.

Parents considering Santa Margarita should understand that the school shows solid performance in some grades and subjects, particularly in the intermediate grades for both math and language arts, while lower elementary and middle school grades fall short of typical benchmarks. The substantial free-or-reduced-lunch population reflects a community with real economic diversity. The school's K-8 configuration keeps all these grades under one roof, which some families prefer for continuity, though the shift from lower to middle grades shows notable performance changes worth discussing with the school.

See more original research from School Decision →

Academic performance

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

Math

Grade 327%

School 27% · District 41% · ▼ 13 pts below district

▼ 16 pts below state median · ▼ 21 pts below county median

Grade 440%

School 40% · District 38% · ▲ 2 pts above district

▲ 3 pts above state median · ▼ 2 pts below county median

Grade 573%

School 73% · District 32% · ▲ 41 pts above district

▲ 42 pts above state median · ▲ 38 pts above county median

Grade 636%

School 36% · District 29% · ▲ 6 pts above district

▲ 5 pts above state median · even with county median

Grade 736%

School 36% · District 28% · ▲ 8 pts above district

▲ 6 pts above state median · ▲ 2 pts above county median

Grade 836%

School 36% · District 30% · ▲ 6 pts above district

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

English language arts

Grade 325%

School 25% · District 40% · ▼ 15 pts below district

▼ 16 pts below state median · ▼ 22 pts below county median

Grade 431%

School 31% · District 39% · ▼ 7 pts below district

▼ 11 pts below state median · ▼ 17 pts below county median

Grade 571%

School 71% · District 47% · ▲ 24 pts above district

▲ 25 pts above state median · ▲ 18 pts above county median

Grade 650%

School 50% · District 42% · ▲ 8 pts above district

▲ 6 pts above state median · ▼ 2 pts below county median

Grade 750%

School 50% · District 38% · ▲ 12 pts above district

▲ 5 pts above state median · ▼ 2 pts below county median

Grade 848%

School 48% · District 44% · ▲ 4 pts above district

▲ 4 pts above state median · ▲ 1 pts above county median

Science

Grade 570%

School 70% · District 31% · ▲ 39 pts above district

▲ 42 pts above state median · ▲ 35 pts above county median

Grade 842%

School 42% · District 28% · ▲ 14 pts above district

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

This schoolOceanside Unified, 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 3Lower-income21%Higher-income30%9 pp gap

Grade 4Lower-income34%Higher-income23%11 pp gap

Grade 5Lower-income63%Higher-income80%18 pp gap

Grade 6Lower-income48%Higher-income55%7 pp gap

Grade 7Lower-income46%Higher-income56%10 pp gap

Grade 8Lower-income47%Higher-income50%3 pp gap

Mathematics

Grade 3Lower-income17%Higher-income40%23 pp gap

Grade 4Lower-income41%Higher-income39%2 pp gap

Grade 5Lower-income63%Higher-income85%23 pp gap

Grade 6Lower-income30%Higher-income46%16 pp gap

Grade 7Lower-income32%Higher-income44%12 pp gap

Grade 8Lower-income32%Higher-income42%10 pp gap