The 5-foot-10, 130-pound senior distance runner won Class 5A state titles in the 800- and 1500-meter events, leading the Pilots to third place as a team. Tostenson also took silver in the mile at the HOKA Festival of Miles with a time of 3:59, which ranked No. 2 in the nation among boys prep competitors this spring. He finished second in the 3,200 at the Arcadia Invitational in 8:40.95, which ranked No. 3 nationally.
Tostenson has maintained a 3.01 weighted GPA in the classroom. He has signed a written letter of athletic aid to compete for the University of Washington this fall.
Tostenson has volunteered locally assisting the elderly in various household endeavors. He has also donated his time to multiple school fundraisers.