Middle school or junior high? How grade‐level configurations affect academic achievement

Abstract Does the grade‐level configuration of a school affect academic achievement? This research examines the effect of attending a middle/junior high school on academic outcomes in British Columbia, Canada, relative to attending a school from kindergarten through grade 8. Using an OLS strategy, I find that attending a middle/junior high school reduces grades 4 to 7 achievement gains in math and reading by 0.125–0.187 and 0.055–0.108, …