Schools in Zip Code 66536

ZIP code 66536 has two schools in the Kaw Valley district: St Marys Elementary, serving prekindergarten through grade 6, and St. Marys Junior Senior High, serving grades 7–12. The clearest strength is elementary’s 2025–26 performance: it exceeded state proficiency by 9 points in English language arts (ELA), 9 points in math, and 23 points in science.

Elementary stands out for being above the state in all three subjects; the junior-senior high was also above the state in math by 8 points and science by 5 points, while its ELA result was just below the state. At the grade level, elementary’s largest reported advantage was 17 points in grade 4 ELA, and the junior-senior high’s was 17 points in grade 11 science. The clearest weaker spots were grade 6 ELA at elementary, 3 points below the state, and grade 10 ELA at the junior-senior high, 6 points below. Because the schools serve different grade spans, their all-grades scores are not direct head-to-head comparisons.

The junior-senior high improved in all three subjects from 2024–25 to 2025–26: ELA rose 6 points, math 13, and science 9, while statewide math rose 2 points and science fell 3. It moved from below-state to above-state results in math and science. Elementary’s results were mixed: ELA fell 4 points, while math and science each rose 3; its science advantage over the state widened. SchoolDigger’s ranking history also rose for the junior-senior high, from the 34th percentile in 2023–24 to the 73rd in 2025–26, while elementary moved from the 77th to the 69th percentile. Elementary has 280 students and an 11.5 student-teacher ratio; the junior-senior high has 246 students and a 9.4 ratio. Their free/reduced-lunch rates are 48% and 43%, respectively, and chronic absenteeism is 8% and 11%, both below the statewide 18%.