Best High Schools in Zip Code 99173

ZIP code 99173 contains one high school, Mary Walker High School in Springdale, Washington, serving grades 9–12. The school enrolls 151 students and is part of the Mary Walker School District. With 68.87% of students qualifying for free or reduced-price lunch, the school serves a community with considerable economic need. Its student-teacher ratio is 19.6:1, and reported per-student spending was $18,726 in 2023–2024.

For families considering the school, the most encouraging recent trend is in English Language Arts. In 2025–2026, 43.33% of students were proficient, compared with 35.15% in the district and 52.81% statewide. The school’s ELA rate also rose substantially from 28.89% the previous year. Its statewide ranking improved from the 7th percentile to the 15th percentile, although it still ranked below most schools in Washington. Graduation outcomes were fairly close to comparison groups: the 2024–2025 graduation rate was 80.0%, compared with 83.0% for the district and 82.6% statewide. The school’s most recently reported dropout rate was 9.0% in 2021–2022, slightly below the district’s 10.2% that year.

Science is the clearest academic concern. Only 27.03% of students were proficient in science in 2025–2026, compared with 28.83% in the district and 50.95% statewide; the school’s 11th-grade science result was similarly far below the state rate. Science performance also declined from 33.33% the prior year, even as district and state results increased. The school’s math results are suppressed, so they cannot be judged as either strong or weak. Overall, Mary Walker High School shows recent improvement in ELA and ranking, while families should pay particular attention to science achievement, graduation support, and the limited availability of school-level math data.