Accrediting Agency Overview
School Administrator, August 2020

Cognia
Formerly known as AdvancED, includes the North Central Association Commission on Accreditation and School Improvement, the Northwest Accreditation Commission and the Southern Association of Colleges and Schools Council on Accreditation and School Improvement. Cognia also accredits schools outside these regions and worldwide.

PUBLIC SCHOOLS/INSTITUTIONS ACCREDITED
18,135 total number of schools
»5,004 high schools
»2,708 middle schools
»8,129 elementary schools
»65 education service agencies
»909 districts with districtwide accreditation
 
Middle States Association Commissions on Elementary and Secondary Schools
Historic coverage area includes New York, New Jersey, Pennsylvania, Delaware, Maryland and Washington, D.C., but accredits schools in 39 states, Puerto Rico and the U.S. Virgin Islands. 

PUBLIC SCHOOLS/INSTITUTIONS ACCREDITED
459 total number of schools
»36 elementary and middle schools
»18 middle schools and high schools
»64 elementary schools
»33 middle schools only
»225 high schools only
»6 Pre-K–12 schools with postsecondary programs
»15 districts with districtwide accreditation
New England Association of Schools and Colleges Commission on Public Schools
Historic coverage area includes Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island and Vermont. Also accredits overseas.  

PUBLIC SCHOOLS/INSTITUTIONS ACCREDITED
725 elementary, middle, high and career and technical/vocational schools  
 
Western Association of Schools and Colleges’ Accrediting Commission for Schools
Historical coverage area includes California and Hawaii. Accredits about 98 percent of the schools in California and Hawaii. Also has a national and global footprint.  
PUBLIC SCHOOLS/INSTITUTIONS ACCREDITED
5,020 total number of schools
»2,451 high schools
»282 middle schools
»1,070 elementary schools
»3 districts with districtwide accreditation