Summary:
ZIP code 95553 includes two schools in Southern Humboldt Joint Unified: Miranda Junior High serves grades 7–8, and South Fork High serves grades 9–12. In 2025–2026 all-grades results, South Fork was stronger in English language arts (ELA) and science, while the schools’ mathematics results were close: South Fork had 59% in ELA and 38% in science, compared with Miranda’s 21% and 12%; in math, results were 18% and 17%. The clearest shared academic concern is mathematics: both schools were about 21 percentage points below the state’s 38% result.
South Fork High stands out for all-grades ELA and science, scoring 10 points and 2 points above the state, respectively; Miranda Junior High was 29 points below the state in ELA and 24 points below in science. Miranda’s seventh-grade results were especially low: 6% in ELA versus 51% statewide, and 6% in math versus 38%. South Fork’s 11th-grade ELA result was 59%, 2 points above the same-grade state result. South Fork also had a 93% graduation rate, compared with 88% statewide, while chronic absenteeism was high at both schools: 38% at South Fork and 44% at Miranda, versus 18% statewide. The schools serve different grade spans, so their all-grades results are not same-grade comparisons.
South Fork’s reported results rose substantially from 2024–2025 to 2025–2026: ELA increased 36 points, science 33 points, and math 9 points. Miranda’s ELA rose 6 points, while math fell 4 points and science fell 5. SchoolDigger ranks South Fork 957th of 2,137 high schools, at the 55th percentile with three stars; Miranda ranks 2,333rd of 2,703 middle schools, at the 14th percentile with one star. Reported student-teacher ratios were similar in 2024–2025: 14.5 at South Fork and 14.4 at Miranda. Both report free/reduced lunch eligible figures for 2024–2025: 65% at South Fork and 77% at Miranda; these are context, not an explanation for the schools’ results.
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