The Houston Astros' 2011 season was the 50th season for the franchise in the National League in Houston, their 47th as the Astros and their 12th season at Minute Maid Park. The 2011 Astros became the first team in the franchise's 50-year history to lose 100 games in a single season. Regular season Season standings Record vs. opponents Detailed record Roster Game log |- style="text-align:center; background:#fbb;" |1||April 1||@Phillies||4–5||Báez (1–0)||Lyon (0–1)||||45,237||Citizens Bank Park||0–1||L1 |- style="text-align:center; background:#fbb;" |2||April 2||@Phillies||4–9||Lee (1–0)||W. Rodríguez (0–1)||||45,455||Citizens Bank Park||0–2||L2 |- style="text-align:center; background:#fbb;" |3||April 3||@Phillies||3–7||Oswalt (1–0)||Norris (0–1)||||45,562||Citizens Bank Park||0–3||L3 |- style="text-align:center; background:#fbb;" |4||April 5||@Reds||2–8||Leake (1–0)||Happ (0–1)||||11,821||Great American Ball Park||0–4||L4 |- style="text-align:center; background:#fbb;" |5||April 6||@Reds||4–12||Volquez (1–0)||Figueroa (0–1)||||17,719||Great American Ball Park||0–5||L5 |- style="text-align:center; background:#bfb;" |6||April 7||@Reds||3–2||Abad (1–0)||Masset (0–1)||Lyon (1)||20,104||Great American Ball Park||1–5||W1 |- style="text-align:center; background:#fbb;" |7||April 8||Marlins||3–4||Nolasco (1–0)||López (0–1)||Núñez (2)||41,042||Minute Maid Park||1–6||L1 |- style="text-align:center; background:#fbb;" |8||April 9||Marlins||5–7||Vasquez (1–1)||Abad (1–1)||Núñez (3)||25,421||Minute Maid Park||1–7||L2 |- style="text-align:center; background:#bfb;" |9||April 10||Marlins||7–1||Happ (1–1)||Sánchez (0–1)||||22,299||Minute Maid Park||2–7||W1 |- style="text-align:center; background:#fbb;" |10||April 11||Cubs||4–5||Dempster (1–2)||Figueroa (0–2)||Mármol (4)||20,175||Minute Maid Park||2–8||L1 |- style="text-align:center; background:#bfb;" |11||April 12||Cubs||11–2||Myers (1–0)||Russell (1–1)||||23,523||Minute Maid Park||3–8||W1 |- style="text-align:center; background:#fbb;" |12||April 13||Cubs||5–9||Zambrano (2–0)||W. Rodríguez (0–2)||||20,987||Minute Maid Park||3–9||L1 |- style="text-align:center; background:#bfb;" |13||April 14||Padres||1–0||Norris (1–1)||Moseley (0–3)||Lyon (2)||20,045||Minute Maid Park||4–9||W1 |- style="text-align:center; background:#fbb;" |14||April 15||Padres||2–4||Harang (3–0)||Happ (1–2)||Bell (3)||23,755||Minute Maid Park||4–10||L1 |- style="text-align:center; background:#bfb;" |15||April 16||Padres||5–3||Melancon (1–0)||Latos (0–2)||Lyon (3)||28,100||Minute Maid Park||5–10||W1 |- style="text-align:center; background:#fbb;" |16||April 17||Padres||6–8||Frieri (1–1)||Melancon (1–1)||Bell (4)||22,899||Minute Maid Park||5–11||L1 |- style="text-align:center; background:#bfb;" |17||April 19||@Mets||6–1||W. Rodríguez (1–2)||Niese (0–3)||||27,032||Citi Field||6–11||W1 |- style="text-align:center; background:#bfb;" |18||April 20||@Mets||4–3||Melancon (2–1)||Dickey (1–3)||Lyon (4)||27,380||Citi Field||7–11||W2 |- style="text-align:center; background:#fbb;" |19||April 21||@Mets||1–9||Capuano (2–1)||Happ (1–3)||||32,819||Citi Field||7–12||L1 |- style="text-align:center; background:#fbb;" |20||April 22||@Brewers||7–14||Gallardo (2–1)||Figueroa (0–3)||||31,907||Miller Park||7–13||L2 |- style="text-align:center; background:#bfb;" |21||April 23||@Brewers||9–6 (10)||Lyon (1–1)||Green (0–1)||||37,068||Miller Park||8–13||W1 |- style="text-align:center; background:#fbb;" |22||April 24||@Brewers||1–4||Wolf (3–2)||W. Rodríguez (1–3)||Axford (4)||32,323||Miller Park||8–14||L1 |- style="text-align:center; background:#bfb;" |23||April 26||Cardinals||6–5||Lyon (2–1)||Boggs (0–1)||||25,526||Minute Maid Park||9–14||W1 |- style="text-align:center; background:#fbb;" |24||April 27||Cardinals||5–6||Lohse (4–1)||Happ (1–4)||Sánchez (1)||27,857||Minute Maid Park||9–15||L1 |- style="text-align:center; background:#fbb;" |25||April 28||Cardinals||7–11||McClellan (4–0)||Abad (1–2)||Salas (1)||26,331||Minute Maid Park||9–16||L2 |- style="text-align:center; background:#fbb;" |26||April 29||Brewers||0–5||Marcum (3–1)||Myers (1–1)||||25,734||Minute Maid Park||9–17||L3 |- style="text-align:center; background:#bfb;" |27||April 30||Brewers||2–1||Lyon (3–1)||Loe (2–2)||||26,514||Minute Maid Park||10–17||W1 |- |- style="text-align:center; background:#bfb;" |28||May 1||Brewers||5–0||Norris (2–1)||Narveson (1–2)||||23,908||Minute Maid Park||11–17||W2 |- style="text-align:center; background:#bbb;" |–||May 2||@Reds||colspan=7|Postponed (rain); Makeup: May 5, 11:35 AM CDT||Rain1 |- style="text-align:center; background:#bfb;" |29||May 3||@Reds||10–4||Happ (2–4)||Leake (3–1)||||12,005||Great American Ball Park||12–17||W3 |- style="text-align:center; background:#fbb;" |30||May 4||@Reds||2–3||Cordero (2–0)||Lyon (3–2)||||12,340||Great American Ball Park||12–18||L1 |- style="text-align:center; background:#fbb;" |31||May 5||@Reds||4–10||Bailey (1–0)||Myers (1–2)||||14,765||Great American Ball Park||12–19||L1 |- style="text-align:center; background:#bfb;" |32||May 6||@Pirates||3–2||W. Rodríguez (2–3)||Resop (1–1)||Melancon (1)||12,728||PNC Park||13–19||W1 |- style="text-align:center; background:#fbb;" |33||May 7||@Pirates||1–6||Morton (4–1)||Norris (2–2)||||32,299||PNC Park||13–20||L1 |- style="text-align:center; background:#fbb;" |34||May 8||@Pirates||4–5||McCutchen (1–0)||Abad (1–3)||Hanrahan (10)||17,946||PNC Park||13–21||L2 |-