Indiana High School Athletic Association
Overview
 
The Indiana High School Athletic Association (IHSAA) is the arbiter of interscholastic competition among public and private high school
High school
High school is a term used in parts of the English speaking world to describe institutions which provide all or part of secondary education. The term is often incorporated into the name of such institutions....

s in the State of Indiana
Indiana
Indiana is a US state, admitted to the United States as the 19th on December 11, 1816. It is located in the Midwestern United States and Great Lakes Region. With 6,483,802 residents, the state is ranked 15th in population and 16th in population density. Indiana is ranked 38th in land area and is...

. It monitors a system that divides athletically-competing high schools in Indiana based on the school's enrollment. The divisions, known as classes, are intended to foster fair competition among schools of similar sizes. A school ranked 3A is larger than a school ranked 1A, but not as large as a 5A-ranked school.
 
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