10 percent of high schools in the United States required uniforms
19 percent of middle schools
22 percent of elementary schools
We also found out an interesting fact about the percentage. It looks like it differs by where the school is.
35 percent of city schools reported requiring students to wear uniforms
19 percent of suburban schools
10 percent of schools in towns
9 percent of rural schools
"Uniforms for Public School Students? The Debate Continues as They Become More Popular - The Boston Globe." BostonGlobe.com. Web. 23 July 2015. https://www.bostonglobe.com/metro/regionals/south/2014/02/20/uniforms-for-public-school-students-the-debate-continues-they-become-more-popular/btIYoFLoizOkFpXrdEUScK/story.html#.