Astros Roster & Staff
Transactions
| Date | Transaction |
| 03/31/17 | Houston Astros optioned RHP James Hoyt to Fresno Grizzlies. |
| 03/30/17 | Houston Astros signed free agent RHP Bryan Solano to a minor league contract. |
| 03/30/17 | Houston Astros placed RHP Collin McHugh on the 10-day disabled list. |
| 03/30/17 | Houston Astros placed RHP David Paulino on the 10-day disabled list. |
| 03/28/17 | Houston Astros optioned RF Preston Tucker to Fresno Grizzlies. |
| 03/27/17 | RHP Jacob Dorris assigned to Houston Astros. |
| 03/27/17 | C Jake Rogers assigned to Houston Astros. |
| 03/27/17 | 1B Dexture McCall assigned to Houston Astros. |
| 03/26/17 | OF Myles Straw assigned to Houston Astros. |
| 03/26/17 | 1B Taylor Jones assigned to Houston Astros. |
| 03/26/17 | SS Osvaldo Duarte assigned to Houston Astros. |
| 03/26/17 | C Jamie Ritchie assigned to Houston Astros. |
| 03/24/17 | C Christian Correa assigned to Houston Astros. |
| 03/22/17 | Houston Astros signed free agent RHP Fabricio Reina to a minor league contract. |
| 03/22/17 | 1B Chase McDonald assigned to Houston Astros. |
| 03/22/17 | RHP Carlos Sierra assigned to Houston Astros. |
| 03/21/17 | Houston Astros optioned LF Teoscar Hernandez to Fresno Grizzlies. |
| 03/21/17 | C Gabriel Bracamonte assigned to Houston Astros. |
| 03/21/17 | Houston Astros optioned 1B Tyler White to Fresno Grizzlies. |
| 03/21/17 | Houston Astros sent C Max Stassi outright to Fresno Grizzlies. |
| 03/21/17 | Houston Astros optioned 3B Colin Moran to Fresno Grizzlies. |
| 03/21/17 | Houston Astros optioned 1B A.J. Reed to Fresno Grizzlies. |
| 03/20/17 | C Trent Woodward assigned to Houston Astros. |
| 03/19/17 | Houston Astros optioned 2B Tony Kemp to Fresno Grizzlies. |
| 03/19/17 | RHP Scott Weathersby assigned to Houston Astros. |
| 03/18/17 | LHP Michael Freeman assigned to Houston Astros. |
| 03/17/17 | 1B Conrad Gregor assigned to Houston Astros. |
| 03/17/17 | 3B Randy Cesar assigned to Houston Astros. |
| 03/17/17 | SS Alexander De Goti assigned to Houston Astros. |
| 03/17/17 | RHP Ralph Garza assigned to Houston Astros. |
| 03/17/17 | OF Jason Martin assigned to Houston Astros. |
| 03/17/17 | OF Kyle Tucker assigned to Houston Astros. |
| 03/17/17 | RHP Ryan Thompson assigned to Houston Astros. |
| 03/17/17 | RHP Brock Dykxhoorn assigned to Houston Astros. |
| 03/17/17 | OF Drew Ferguson assigned to Houston Astros. |
| 03/17/17 | RHP Riley Ferrell assigned to Houston Astros. |
| 03/17/17 | RHP Nick Hernandez assigned to Houston Astros. |
| 03/17/17 | C Marlon Avea assigned to Houston Astros. |
| 03/17/17 | RHP Kevin Comer assigned to Houston Astros. |
| 03/17/17 | RHP Andrew Thome assigned to Houston Astros. |
| 03/17/17 | 2B Ryne Birk assigned to Houston Astros. |
| 03/15/17 | Houston Astros optioned LHP Ashur Tolliver to Fresno Grizzlies. |
| 03/15/17 | Houston Astros optioned CF Andrew Aplin to Fresno Grizzlies. |
| 03/15/17 | Houston Astros optioned LHP Reymin Guduan to Fresno Grizzlies. |
| 03/15/17 | Houston Astros optioned RHP Brady Rodgers to Fresno Grizzlies. |
| 03/14/17 | RHP Abdiel Saldana assigned to Houston Astros. |
| 03/14/17 | RHP Eric Peterson assigned to Houston Astros. |
| 03/13/17 | Atlanta Braves claimed Kevin Chapman off waivers from Houston Astros. |
| 03/08/17 | Houston Astros signed free agent 3B Oliver Van Der Wijst to a minor league contract. |
| 03/02/17 | RHP Rogelio Armenteros assigned to Houston Astros. |