Offseason
- October 29, 1998: John Vander Wal was traded by the Colorado Rockies to the San Diego Padres for a player to be named later. The San Diego Padres sent Kevin Burford (minors) (October 29, 1998) to the Colorado Rockies to complete the trade.
- November 9, 1998: Brian Bohanon and Lenny Harris were signed as Free Agents by the Colorado Rockies.
- November 20, 1998: Jason Bates was released by the Colorado Rockies.
- December 18, 1998: Henry Blanco was signed as a Free Agent by the Colorado Rockies.
Read more about this topic: 1999 Colorado Rockies Season