Astros Roster & Staff
Transactions
| Date | Transaction |
| 10/29/13 | Houston Astros signed free agent RHP Jorge De Leon to a minor league contract and invited him to spring training. |
| 10/21/13 | Houston Astros signed free agent RHP Jose Ramos to a minor league contract. |
| 10/21/13 | Houston Astros signed free agent RHP Abdiel Saldana to a minor league contract. |
| 10/17/13 | Houston Astros sent OF Trevor Crowe outright to Oklahoma City RedHawks. |
| 10/17/13 | Houston Astros sent Jorge De Leon outright to Oklahoma City RedHawks. |
| 10/02/13 | Houston Astros claimed LHP Raul Valdes off waivers from Philadelphia Phillies. |
| 10/02/13 | Houston Astros sent C Cody Clark outright to Oklahoma City RedHawks. |
| 10/02/13 | Houston Astros selected the contract of Jon Singleton from Oklahoma City RedHawks. |
| 10/02/13 | Houston Astros sent RHP Philip Humber outright to Oklahoma City RedHawks. |
| 10/02/13 | Houston Astros sent 1B Brandon Laird outright to Oklahoma City RedHawks. |
| 10/02/13 | Houston Astros sent C Matt Pagnozzi outright to Oklahoma City RedHawks. |
| 10/01/13 | Houston Astros activated C Jason Castro from the 15-day disabled list. |
| 10/01/13 | Houston Astros activated RF Eric Thames. |
| 10/01/13 | Houston Astros activated RHP John Ely. |
| 10/01/13 | Jose Cisnero roster status changed by Houston Astros. |
| 10/01/13 | Rudy Owens roster status changed by Houston Astros. |