| | | | | | | | | | ARI | ATL | BAL | BOS | CHA | CHN | CIN | CLE | COL | DET | FLO | HOU | KCA | LAN | LAA | | MIL | MIN | NYA | NYN | OAK | PHI | PIT | SDN | SFN | SEA | SLN | TBA | TEX | TOR | WAS | | Team Index | Draft History | Starters: Positional - Pitchers | Registers: Batters - Pitchers | Leaders: Batters - Pitchers |  | Houston Astros Pitching Staff Chart |
| | Year | Starting Pitchers | Closer | Bullpen | | 2010 71-91 | Maholm
13-15, 3.25 | Cain
4-12, 5.20 | Sanchez
8-8, 4.82 | Lohse
5-14, 5.26 | Latos
9-3, 2.85 | Wilson
30 SV, 3.36 | Trevino
81 G, 4.35 | Farnsworth
78 G, 2.08 | Wilson
59 G, 3.36 | | 2011 87-75 | Maholm
15-13, 3.85 | Cain
15-12, 3.13 | Sanchez
11-12, 4.07 | Chamberlain
9-9, 4.10 | Meche
7-6, 2.95 | Wilson
36 SV, 2.23 | Troncoso
68 G, 1.91 | Farnsworth
66 G, 2.74 | Masterson
62 G, 4.74 | | 2012 76-86 | Maholm
14-5, 2.75 | Fister
15-10, 3.70 | Cain
11-10, 3.82 | Chamberlain
4-18, 4.60 | Meche
5-8, 5.53 | Wilson
32 SV, 2.37 | Troncoso
77 G, 3.94 | Perdomo
76 G, 5.53 | Wilson
64 G, 2.37 | | 2013 85-77 | Maholm
15-10, 3.63 | Fister
9-10, 4.67 | Cain
16-11, 3.58 | Danks
7-11, 4.16 | Meche
9-6, 4.33 | Wilson
30 SV, 1.81 | Troncoso
78 G, 3.07 | Beimel
73 G, 5.00 | Schlichting
66 G, 5.44 | | 2014 42-32 | Cain
4-4, 5.12 | Fister
5-5, 3.69 | Danks
6-5, 4.34 | Maholm
6-3, 3.84 | Jennings
3-5, 8.55 | Wilson
15 SV, 2.29 | Troncoso
33 G, 5.06 | Lewis
29 G, 4.50 | Wilson
29 G, 2.29 | | | Top 5 pitchers in Games Started, Top pitcher in Saves and Top 3 pitchers in Games | |
