Iowa Girls High School Athletic Union

The Iowa Girls High School Athletic Union (IGHSAU) is the governing body for girls' junior and senior high school sports in the U.S. state of Iowa. The association promotes and regulates interscholastic sports among its member schools. Though its counterpart for boys sports in Iowa, the Iowa High School Athletic Association, is a full-time member of the National Federation of State High School Associations, the IGHSAU is only an affiliate member. It is headquartered at 5000 Westown Parkway, Suite 150,West Des Moines, Iowa 50266.

Sports currently overseen by the IGHSAU are basketball, bowling, cross country, golf, soccer, softball, swimming & diving, track and field, tennis, and volleyball.

Sports previously overseen by the IGHSAU were gymnastics, synchronized swimming, and indoor track and field.

Classification guidelines
For 2011-2012, the 48 largest schools are in 4A, the next 64 in 3A, the next 128 in 2A, and the rest (130) in 1A. From 2012–present: 5 Classes: Top 40=5A, 2nd tier of 48=4A, 3rd tier of 64=3A, 4th tier of 96=2A, the rest=1A.

State Champions
From 1920 until 1984, there was one tournament for teams with 6 players.

From 1985-1993, there was a tournament for 5-player teams and one for 6-player teams.

From 1994-2012, there were 4 classes, all with 5 players

From 2013–present, there are 5 classes, all with 5 players

Classification guidelines
From 2007–2014, 2 classes:

State Champions
From 2015–present, 3 classes:

State Champions
From 1998–2001, one class:

From 2002–2010, 2 classes:

From 2011–present, 3 classes:

State Champions
From 1957–1987, one class, summer and fall seasons:

From 1988–1993, one class:

From 1994–2003, 3 classes:

From 2004–2011, 4 classes:

From 2012–present, 5 classes:

Classification guidelines
For 2011–2012, the 48 largest schools were in 4A, the next 64 in 3A, the next 128 in 2A, and the rest in 1A. From 2012–present: 5 Classes: Top 40=5A, 2nd tier of 48=4A, 3rd tier of 64=3A, 4th tier of 96=2A, the rest=1A.

State Champions
From 1970–1973, one class, winter season play only:

From 1973–1980, one class:

From 1981–1993, 2 classes:

From 1994–2002, 3 classes:

From 2003–2011, 4 classes:

From 2012–present, 5 classes: Top 40=5A, 2nd tier of 48=4A, 3rd tier of 64=3A, 4th tier of 96=2A, the rest=1A.

Defunct sports
Three sports were previously overseen by the IGHSAU. These three sports were: gymnastics, synchronized swimming, and indoor track and field.

Classification guidelines
Gymnastics was an IGHSAU sponsored sport from 1968–1988.

State Champions
From 1968–1988, one class:

Classification guidelines
Synchronized Swimming was an IGHSAU sponsored sport from 1970–1981.

State Champions
From 1970–1981, one class:

Classification guidelines
Indoor Track & Field was an IGHSAU sponsored sport from 1965–1997.

State Champions
From 1965–1997, one class: