|High School:||Robert E. Lee Academy|
2010: Named the Team MVP as a freshman, McElveen led the Cobras offense with 192 kills on the year and 2.16 kills per game in 2010. Katie had a solid serving percentage of .87 and earned 25 aces on year. McElveen also led the team in digs recording 203 on year.
High School: A Four-Time All-Region and All-State player at Robert E. Lee Academy. McElveen was named Conference Player of the Year, the Coaches Award winner and Team MVP in her time at Robert E. Lee.