Zumwalt, an Eagle Scout and recipient of the Distinguished Eagle Scout Award from the Boy Scouts of America, attended Tulare Union High School in Tulare, California, where he became the valedictorian, and Rutherford Preparatory School in Long Beach, California.
Zumwalt, ein Eagle Scout und Empfänger des Distinguished Eagle Scout Award der Boy Scouts of America, besuchte die Tulare Union High School in Tulare, Kalifornien, wo er Klassenbester wurde, und die Rutherford Preparatory School in Long Beach.