Summary:
ZIP code 99402 has two public schools serving grades PK–12 through the Asotin-Anatone School District: Asotin Elementary for PK–5 and Asotin Junior Senior High for grades 6–12, with 657 students combined.
Both schools perform better than the Washington average in most subjects. Asotin Junior Senior High is the stronger school by long-term statewide ranking, placing in roughly the top 7% of Washington schools in each of the three most recent ranking years. It also has especially strong science results: 70.89% of students were proficient in 2025–26, nearly 20 percentage points above the state. ELA was also strong at 62.21%. Math is the main concern, however, with 42.86% proficiency—about equal to the state but well below the district average. The school reported a 92% graduation rate for 2023–24.
Asotin Elementary had the strongest math performance in the area, with 68.28% proficiency, including 72.92% in fourth grade. Its 2025–26 results also improved substantially from the prior year: ELA rose to 61.38%, math to 68.28%, and science to 65.96%. The school’s ranking recovered to the 79th percentile after dipping to the 61st percentile the year before. Parents should note that elementary and high school student-teacher ratios are similar—16.8 and 17.4, respectively—while reported per-student spending is considerably higher at the elementary school. Overall, the district offers strong academic results, with science and elementary math as standout strengths and secondary math as the clearest opportunity for improvement.
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