Horvath attended Blue Valley North High School in Overland Park, Kansas, and was a letterman in football, soccer, and golf.
Horvath earned first-team Kansas Class 6A all-state honors as junior in 2000.
He was a two-time first-team Eastern Kansas League and All-Sun County performer as junior and senior.
Horvath was named to preseason Sports Network Mid-Major All-America team in 2003 and went on to earn All-Pioneer Football League North Division first-team honors.
He also landed 17 punts inside opponents 20-yard line and ranked fourth in PFL in field goals, making eight of 13.
In 2004, Horvath earned All-Pioneer Football League North Division first team honors for third straight year.
He was a four-time first team All-PFL selection He earned a degree in computer science, mathematics, and psychology.