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

Individual pitching leaders

Single-season pitching records
Category[12] Record Player Season
Earned run average (ERA) 1.69 Nolan Ryan 1981
Wins 22 Mike Hampton 1999
Win–loss percentage .846
Walks plus hits per inning (WHIP) 0.803 Justin Verlander 2019
Hits per nine innings (H/9) 5.529
Bases on balls per nine innings (BB/9) 1.209 Zack Greinke 2020
Strikeouts per nine innings (K/9) 13.818 Gerrit Cole 2019
Games played 83 Octavio Dotel 2002
Saves 44 Billy Wagner 2003
José Valverde 2008
Innings pitched 30513 Larry Dierker 1969
Strikeouts 326 Gerrit Cole 2019
Games started 40 Jerry Reuss 1973
Complete games 20 Larry Dierker 1969
Shutouts 6 Dave Roberts 1973
Hits 271 Jerry Reuss
Bases on balls 151 J. R. Richard 1976
Home runs allowed 48 José Lima 2000
Strikeout-to-walk ratio (K/BB) 7.838 Justin Verlander 2018
Home runs per nine innings (HR/9) 0.121 Nolan Ryan 1981
Losses 20 Turk Farrell 1962
Earned runs 145 José Lima 2000
Wild pitches 21 Joe Niekro 1985
Hits by pitch 16 Jack Billingham 1971
Darryl Kile 1996
Charlie Morton 2018
Batters faced 1,218 J. R. Richard 1976
Games finished 71 José Valverde 2008
Adjusted ERA+ 226 Roger Clemens 2005
Fielding Independent Pitching (FIP) 2.16 Mike Scott 1986
Adjusted pitching wins 5.9 Roger Clemens 2005
Adjusted pitching runs 54
Base-out runs saved (RE24) 58.81 Justin Verlander 2019
Win probability added 6.3 Larry Dierker 1969
Situational wins saved 6.5 Mike Scott 1986
Championship win probability added 8.2 Vern Ruhle 1980
Situational wins added 6.2 Mike Scott 1986

See also

References

Footnotes
  1. ^ Jeff Bagwell (×4), Craig Biggio (×3), Enos Cabell (1978), Bill Doran (1987), Steve Finley (1992), Carlos Lee (2007), and George Springer (2016) all have achieved the total at least once, with Springer being the most recent in 2016.
Sources
  1. ^ "Houston Astros top 10 single-season batting leaders". Baseball-Reference.com. Retrieved June 18, 2022.
  2. ^ "Houston Astros top 10 career batting leaders". Baseball-Reference.com. Retrieved June 23, 2022.
  3. ^ a b c "Moisés Alou stats". Baseball-Reference.com. Retrieved June 23, 2022.
  4. ^ a b "Lance Berkman stats". Baseball-Reference.com. Retrieved July 3, 2022.
  5. ^ a b c d e f "Craig Biggio stats". Baseball-Reference.com. Retrieved July 3, 2022.
  6. ^ "José Cruz stats". Baseball-Reference.com. Retrieved July 4, 2022.
  7. ^ a b c "Jeff Bagwell stats". Baseball-Reference.com. Retrieved July 4, 2022.
  8. ^ a b "César Cedeño stats". Baseball-Reference.com. Retrieved July 10, 2022.
  9. ^ "Michael Bourn stats". Baseball-Reference.com. Retrieved July 10, 2022.
  10. ^ "Bob Lillis stats". Baseball-Reference.com. Retrieved July 10, 2022.
  11. ^ "Chris Carter stats". Baseball-Reference.com. Retrieved July 10, 2022.
  12. ^ "Houston Astros top 10 single-season pitching leaders". Baseball-Reference.com. Retrieved June 23, 2022.