|High School:||St. Mary's|
Wagner was a first team all-league selection in the Tri-City Athletic League at St. Mary's High School in Stockton. The infielder hit .347 as a senior with a .444 on-base percentage, 33 hits and 29 runs batted in. Clubbed 13 extra base hits while helping coach Peter Pijl's Rams to a 27-6 record and the T-Cal championship. High school teammates with current Tiger Gio Brusa.
Joshua Jay Wagner… Son of Jay and Lori Wagner. His father Jay played baseball and graduated from University of the Pacific… Majoring in Communication