Summary
Carnelian Elementary is a K–5 school in Alta Loma, California, serving 441 students in the Alta Loma Elementary district. In 2025–2026, its proficiency rates were above California’s averages in English language arts (ELA), math, and science. The key takeaway is a strong overall academic profile, with ELA the clearest relative weakness because the school trailed its district in that subject.
Math and science are Carnelian’s strongest comparisons with the district: its proficiency rates were 57% in math and 54% in science, 3 and 4 percentage points above district results; its 63% in ELA was 5 points below. Compared with California, Carnelian was ahead by 13 points in ELA, 18 in math, and 18 in science. Among the ten nearby schools, it ranked second in science, third in ELA, and fourth in math. It also exceeded nearby-school averages in all three subjects: by 12 points in ELA, 15 in math, and 18 in science—the largest local advantage. Nearby schools serve different grade spans, so these all-grade comparisons are not perfectly alike.
Carnelian’s results have moved in different directions: from 2022–2023 to 2025–2026, proficiency fell by 3 points in both ELA and math, while science rose by 9 points. Its advantage over the state narrowed by 6 points in ELA and math but grew by 3 points in science. SchoolDigger gives Carnelian 4 stars and an overall statewide percentile ranking of 80, placing it third among the 11 schools compared; the district is at the 87th percentile with 4 stars. SchoolDigger’s group-specific measure places the school at the 97th percentile for serving Special Education Students, compared with 80th overall; for White Students, it ranks at the 59th percentile. The 2024–2025 student–teacher ratio was 25.9, among the highest in the nearby group. Its 2024–2025 free/reduced lunch eligible rate was 42%, the third-lowest among nearby schools with the same measure and year.
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