The Houston Astros are a professional baseball team based in Houston, Texas. They compete in the Western Division of Major League Baseball's (MLB) American League (AL). The Astros began play during the 1962 MLB season as an expansion team and were known as the Houston Colt .45s for their first three years of existence. They played in the National League prior to 2013. The team's list of records includes individual single-season records set by Astros players for both batting and pitching.
Individual batting leaders
Colt .45s/Astros single-season batting records Category Record Player Batting average .368 1994 On-base percentage .454 1999 Slugging percentage .750 1994 On-base plus slugging percentage 1.201 Games played 162 7 tied 2016 Plate appearances 749 1999 At bats 66019782014 Runs scored 152 2000 Hits 2252014 Singles 168Doubles 56 1999Triples 14 1973 Home runs 47 2000Extra-base hits 94 2001Total bases 363 2000Runs batted in (RBI) 136 2006Bases on balls 149 1999Strikeouts 212 2013Stolen bases 65 1988Times on base 331 1999Offensive winning percentage .858 1994Hits by pitch 34 1997Sacrifice hits 34 1979Sacrifice flies 13 1982 1992 2007Intentional walks 27 1997Double plays grounded into 32 2008Caught stealing 27 1988Stolen base percentage 100.0 2004Power–speed number 36.0 1997At bats per strikeout 40.8 1965At bats per home run 10.3 1994 Ref:
Colt .45s/Astros career batting records CategoryRecord Player Batting average .331 1998 2001 On-base percentage .410 1999 2010 Slugging percentage .585 1998 2001 On-base plus slugging percentage .988 Games played 2850 1988 2007 Plate appearances 12504 At bats 10876 Runs scored 1844 Hits 3060 Singles 2046 Doubles 665 Triples 80 1975 1987 Home runs 449 1991 2005 Extra base hits 1014 1988 2007 Total bases 4711 Runs batted in (RBI) 1529 1991 2005 Bases on balls 1401 Strikeouts 1753 1988 2007 Stolen bases 487 1970 1981 Times on base 4505 1988 2007 Offensive winning percentage .726 1998 2001 1999 2010 Hits by pitch 285 1988 2007 Sacrifice hits 101 Sacrifice flies 102 1991 2005 Intentional walks 155 Double plays grounded into 221 Caught stealing 149 1970 1981 Stolen base percentage 82.48 2008 2011 Power–speed number 341.8 1988 2007 At bats per strikeout 21.2 1962 1967 At bats per home run 15.6 2013 2015 Also:
Individual pitching leaders
Colt .45s/Astros single-season pitching recordsCategory Record Player Earned run average (ERA) 1.69 1981 Wins 22 1999 Win–loss percentage .846 Walks plus hits per inning (WHIP) 0.803 2019 Hits per nine innings (H/9) 5.529 Bases on balls per nine innings (BB/9) 1.209 2020 Strikeouts per nine innings (K/9) 13.818 2019 Games played 83 2002 Saves 4420032008 Innings pitched 305 1969 Strikeouts 326 2019 Games started 40 1973 Complete games 20 1969 Shutouts 6 1973 Hits 271 Bases on balls 151 1976 Home runs allowed 48 2000 Strikeout-to-walk ratio (K/BB) 7.838 2018 Home runs per nine innings (HR/9) 0.121 1981 Losses 20 1962 Earned runs 145 2000 Wild pitches 21 1985 Hits by pitch 1619711996 2018 Batters faced 1,218 1976 Games finished 712008 Adjusted ERA+ 226 2005 Fielding Independent Pitching (FIP) 2.16 1986 Adjusted pitching wins 5.9 2005 Adjusted pitching runs 54 Base-out runs saved (RE24) 58.81 2019 Win probability added 6.3 1969 Situational wins saved 6.5 1986 Championship win probability added 8.2 1980 Situational wins added 6.2 1986
Colt .45s/Astros career pitching recordsCategoryRecordPlayer Earned run average (ERA) 2.29 2017 2022 Wins 144 1975 1985 Win–loss percentage .759 2017 2022 Walks plus hits per inning (WHIP) 0.834 Hits per nine innings (H/9) 5.920 Bases on balls per nine innings (BB/9) 1.590 Strikeouts per nine innings (K/9) 12.385 1995 2003 Games played 563 1980 1990 Saves 225 1995 2003 Innings pitched 2,294 1964 1976 Strikeouts 1,866 1980 1988 Games started 320 1964 1976 Complete games 106 Shutouts 25 Hits 2,090 Bases on balls 818 1975 1985 Home runs allowed 177 1964 1976 Strikeout-to-walk ratio (K/BB) 7.17 2017 2022 Home runs per nine innings (HR/9) 0.331 1980 1990 Losses 117 1964 1976 Earned runs 837 Wild pitches 128 1975 1985 Hits by pitch 72 1991 1997 Batters faced 9,492 1964 1976 Games finished 400 1980 1990 Adjusted ERA+ 186 2017 2022 Fielding Independent Pitching (FIP) 2.39 1965 1968 Adjusted pitching wins 23.8 2001 2010 Adjusted pitching runs 231 Base-out runs saved (RE24) 250.14 Win probability added 22.9 Situational wins saved 6.5 Championship win probability added 16.7 1995 2003
See also
Baseball statistics List of Major League Baseball career records List of Major League Baseball records considered unbreakable List of Major League Baseball single-game records List of Major League Baseball single-season records
References Footnotes
Sources
External links All-time leaders & stats. Houston Astros official website