[2] The school was named after Lieutenant Colonel Karen J. Wagner, a United States Army officer and a 1979 Judson High School graduate who was killed when an airplane hijacked by terrorists flew into the Pentagon on September 11, 2001.

The Wagner Marching Band won the USSBA TX State Championship three years in a row (2010, 2011, 2012).

San Antonio Super Regional for the first time in its history, and placed 24th out of 72 bands.

In the spring of 2010, the Wagner Color Guard (Crimson Precision) won State Championships (1st place) in the Novice class.

), Army Junior Reserve Officers' Training Corps (JROTC), and FCCLA.