Summary:
ZIP code 93212 has six schools—three elementary, one middle and two high schools—serving students from early elementary through high school in the Corcoran area. In 2025–2026, the average results across schools with scores were about 15% proficient in ELA, 16% in math and 21% in science, compared with state rates of 49%, 38% and 36%. The clearest overall takeaway is that math is furthest below the state on average, by 22 points, compared with 15 points in both ELA and science.
Corcoran High stands out in ELA and science: 69% were proficient in ELA and 42% in science, respectively 19 and 6 points above state rates. It also had a 100% graduation rate and 0% dropout rate. John Muir Middle led the supplied all-grade math results at 25%, though that was 14 points below the state. At the other end, Kings Lake Education Center had 16% proficiency in ELA and 0% in math and science; it also had 62% chronic absenteeism, versus 18% statewide. In the same-grade 11th-grade ELA comparison, Corcoran led Kings Lake by 53 points.
Recent changes are mixed: the average ELA result rose from 32% to 35% between the two test years, and its gap to the state narrowed by 2 points. The average math result fell from 21% to 16%, while the gap widened by 6 points; science rose from 20% to 21%, but its gap widened by 2 points. SchoolDigger’s reported percentile for Corcoran fell from 89 to 65, while John Muir rose from 16 to 32. For 2024–2025, five schools reported 89%–95% free/reduced lunch eligible; Kings Lake instead reported 81% directly certified for free meals. Kings Lake also had 16 students and an 8.1 student–teacher ratio. Bret Harte Elementary has no listed test scores, and the schools cover different grade spans, so their schoolwide results are not always directly comparable.
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