White Sox Test Prospect Caleb Bonemer in Outfield
The 21-year-old power hitter is gaining defensive experience during the ongoing Arizona Fall League season.
Updated on Oct. 20, 2026 in Baseball
Following a 2026 campaign where he hit 37 home runs, Chicago White Sox prospect Caleb Bonemer is testing his versatility in the outfield. The organization is using his current assignment in the Arizona Fall League to evaluate his defensive capabilities.
Why it matters
The Chicago White Sox are seeking to determine if the 21-year-old can provide value beyond his primary position to enhance his path to the major leagues. Gaining additional repetitions in the outfield helps the team assess his long-term defensive utility.
Bonemer finished his 2026 season with 37 home runs and a .251/.380/.550 slash line over 595 plate appearances. He recorded a 139 wRC+ and currently ranks as the 95th prospect on The Board.
The players
Caleb Bonemer
He is a 21-year-old Chicago White Sox prospect who is ranked 95th on The Board.
Chicago White Sox
This is a Major League Baseball organization based in Chicago that is currently developing its minor league talent pool.
The details
Bonemer is currently playing across center, left, and right field for the Glendale Desert Dogs to build professional experience. Prior to this assignment, he had only appeared in nine games at outfield positions throughout his professional career.
Timeline
Caleb Bonemer was selected in the second round of the 2024 MLB draft.
Bonemer hit 37 home runs during the 2026 minor league season.
Bonemer began playing in the Arizona Fall League in October 2026.
Season Trajectory
This defensive experiment significantly impacts Bonemer's standing within the White Sox system and his potential utility for the future major league roster. Expanding his positional versatility changes his competition profile as he pushes for a spot in the organization's long-term lineup.
As a 50-FV prospect, Bonemer’s ability to handle outfield duties directly affects his path to the majors and his fantasy baseball value for dynasty managers. His successful transition would provide the White Sox with greater lineup flexibility in future seasons.
The takeaway
Versatility is often the deciding factor for high-level prospects looking to secure a permanent spot on a major league roster. Players who can man multiple positions provide their managers with significantly more tactical flexibility during a long 162-game season.
Further reading
For more information on the team's development, visit the Chicago Baseball section.
