HOUSTON ASTROS
PITCHING LEADERS
09/15/2036
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Team Index | Draft History | Starters: Positional - Pitchers | Registers: Batters - Pitchers | Leaders: Batters - Pitchers
TEAM PITCHING SINGLE SEASON LEADERS TEAM PITCHING CAREER LEADERS
162 IP required for season rate statistics. 500 IP required for career rate statistics.
ERA - SINGLE SEASON
Rank Player ERA Year  
1. Roger Clemens 1.87 2005  
2. Danny Darwin 2.21 1990  
3. Mike Cuellar 2.22 1966  
4. Mike Scott 2.22 1986  
5. Larry Dierker 2.33 1969  
6. Andy Pettitte 2.39 2005  
7. Don Wilson 2.45 1971  
8. Joe Niekro 2.47 1982  
9. Dallas Keuchel 2.48 2015  
10. Gerrit Cole 2.50 2019  
ERA - CAREER
Rank Player ERA IP  
1. Roger Clemens 2.40 539.0  
2. Joe Sambito 2.42 536.0  
3. Dave Smith 2.53 762.0  
4. Billy Wagner 2.53 504.1  
5. Mike Cuellar 2.74 700.1  
6. Justin Verlander 2.84 716.2  
7. Chris Schuh 3.00 513.1  
8. Nolan Ryan 3.13 1854.2  
9. Don Wilson 3.15 1748.1  
10. J.R. Richard 3.15 1606.0  
WINS - SINGLE SEASON
Rank Player W Year  
1. Mike Hampton 22 1999  
2. Joe Niekro 21 1979  
3. Jose Lima 21 1999  
4. Justin Verlander 21 2019  
5. Roy Oswalt 20 2005  
6. Roy Oswalt 20 2004  
7. J.R. Richard 20 1976  
8. Gerrit Cole 20 2019  
9. Joe Niekro 20 1980  
10. Dallas Keuchel 20 2015  
WINS - CAREER
Rank Player W IP  
1. Joe Niekro 144 2270.0  
2. Roy Oswalt 143 1932.1  
3. Larry Dierker 137 2294.1  
4. Mike Scott 110 1704.0  
5. J.R. Richard 107 1606.0  
6. Nolan Ryan 106 1854.2  
7. Don Wilson 104 1748.1  
8. Shane Reynolds 103 1622.1  
9. Bob Knepper 93 1738.0  
10. Wandy Rodriguez 80 1306.2  
LOSSES - SINGLE SEASON
Rank Player L Year  
1. Turk Farrell 20 1962  
2. Manny Ramirez 18 2031  
3. Bob Bruce 18 1965  
4. Manny Ramirez 18 2030  
5. Doug Drabek 18 1993  
6. Lucas Harrell 17 2013  
7. Denny Lemaster 17 1969  
8. Bob Knepper 17 1987  
9. Ken Johnson 17 1963  
10. Chris Holt 16 2000  
LOSSES - CAREER
Rank Player L IP  
1. Larry Dierker 117 2294.1  
2. Joe Niekro 116 2270.0  
3. Bob Knepper 100 1738.0  
4. Nolan Ryan 94 1854.2  
5. Don Wilson 92 1748.1  
6. Shane Reynolds 86 1622.1  
7. Wandy Rodriguez 84 1306.2  
8. Roy Oswalt 82 1932.1  
9. Ken Forsch 81 1493.2  
10. Mike Scott 81 1704.0  
WINNING PCT - SINGLE SEASON
Rank Player WPct Year  
1. Mike Hampton .846 1999  
2. Charlie Morton .833 2018  
3. Mark Portugal .818 1993  
4. Roger Clemens .818 2004  
5. Gerrit Cole .800 2019  
6. Wade Miller .789 2002  
7. Justin Verlander .778 2019  
8. Gerrit Cole .750 2018  
9. Bob Knepper .737 1988  
10. Danny Darwin .733 1990  
WINNING PCT - CAREER
Rank Player WPct IP  
1. Justin Verlander .707 716.2  
2. Roger Clemens .679 539.0  
3. Roy Oswalt .636 1932.1  
4. Mark Portugal .634 782.1  
5. Collin McHugh .624 753.1  
6. Jim Ray .609 565.1  
7. Framber Valdez .607 516.2  
8. Mike Hampton .603 1138.0  
9. J.R. Richard .601 1606.0  
10. Wade Miller .598 768.0  
SAVES - SINGLE SEASON
Rank Player SV Year  
1. Billy Wagner 44 2003  
2. Jose Valverde 44 2008  
3. Brad Lidge 42 2005  
4. Chris Schuh 40 2027  
5. Chris Schuh 39 2028  
6. Billy Wagner 39 1999  
7. Billy Wagner 39 2001  
8. Roberto Osuna 38 2019  
9. Drew Steckenrider 37 2026  
10. Chris Schuh 37 2024  
SAVES - CAREER
Rank Player SV IP  
1. Billy Wagner 225 504.1  
2. Dave Smith 199 762.0  
3. Chris Schuh 192 513.1  
4. Brad Lidge 123 401.0  
5. Roberto Osuna 107 208.1  
6. Fred Gladding 76 264.0  
7. Mike Caster 75 310.2  
8. Vinnie Talsma 75 174.2  
9. Joe Sambito 72 536.0  
10. Jose Valverde 69 126.0  
WAR - SINGLE SEASON
Rank Player WAR Year  
1. J.R. Richard 10.9 1979  
2. Mike Scott 10.4 1986  
3. Larry Dierker 8.4 1969  
4. J.R. Richard 7.9 1978  
5. Gerrit Cole 7.7 2019  
6. Nolan Ryan 7.5 1987  
7. Mike Cuellar 7.1 1966  
8. Shane Reynolds 6.9 1999  
9. Roy Oswalt 6.8 2004  
10. Roy Oswalt 6.7 2002  
WAR - CAREER
Rank Player WAR IP  
1. Roy Oswalt 48.1 1932.1  
2. Nolan Ryan 45.9 1854.2  
3. J.R. Richard 39.7 1606.0  
4. Larry Dierker 38.0 2294.1  
5. Shane Reynolds 36.2 1622.1  
6. Mike Scott 34.8 1704.0  
7. Don Wilson 31.1 1748.1  
8. Joe Niekro 29.6 2270.0  
9. Ken Forsch 23.4 1493.2  
10. Bob Knepper 22.6 1738.0  
GAMES PITCHED - SINGLE SEASON
Rank Player G Year  
1. Octavio Dotel 83 2002  
2. Juan Agosto 82 1990  
3. Chad Qualls 81 2006  
4. Joe Boever 81 1992  
5. Brad Lidge 80 2004  
6. Doug Jones 80 1992  
7. Brandon Lyon 79 2010  
8. Chad Qualls 79 2007  
9. Ricky Stone 78 2002  
10. Brad Lidge 78 2006  
GAMES PITCHED - CAREER
Rank Player G IP  
1. Dave Smith 563 762.0  
2. Billy Wagner 464 504.1  
3. Chris Schuh 452 513.1  
4. Ken Forsch 421 1493.2  
5. Joe Niekro 397 2270.0  
6. Chad Qualls 380 384.2  
7. Brad Lidge 378 401.0  
8. Mike Stokes 370 436.1  
9. Joe Sambito 353 536.0  
10. Larry Dierker 345 2294.1  
GAMES STARTED - SINGLE SEASON
Rank Player GS Year  
1. Jerry Reuss 40 1973  
2. J.R. Richard 39 1976  
3. Joe Niekro 38 1983  
4. Bob Knepper 38 1986  
5. Joe Niekro 38 1984  
6. Joe Niekro 38 1979  
7. J.R. Richard 38 1979  
8. Bob Knepper 37 1985  
9. Denny Lemaster 37 1969  
10. Mike Scott 37 1986  
GAMES STARTED - CAREER
Rank Player GS IP  
1. Larry Dierker 320 2294.1  
2. Joe Niekro 301 2270.0  
3. Roy Oswalt 291 1932.1  
4. Nolan Ryan 282 1854.2  
5. Bob Knepper 267 1738.0  
6. Mike Scott 259 1704.0  
7. Shane Reynolds 248 1622.1  
8. Don Wilson 245 1748.1  
9. J.R. Richard 221 1606.0  
10. Wandy Rodriguez 218 1306.2  
COMPLETE GAMES - SINGLE SEASON
Rank Player CG Year  
1. Larry Dierker 20 1969  
2. J.R. Richard 19 1979  
3. Don Wilson 18 1971  
4. Larry Dierker 17 1970  
5. Joe Niekro 16 1982  
6. Mike Cuellar 16 1967  
7. J.R. Richard 16 1978  
8. J.R. Richard 14 1976  
9. Larry Dierker 14 1975  
10. Don Wilson 13 1972  
COMPLETE GAMES - CAREER
Rank Player CG IP  
1. Larry Dierker 106 2294.1  
2. Joe Niekro 82 2270.0  
3. Don Wilson 78 1748.1  
4. J.R. Richard 76 1606.0  
5. Mike Scott 42 1704.0  
6. Turk Farrell 41 1015.0  
7. Bob Knepper 41 1738.0  
8. Mike Cuellar 38 700.1  
9. Nolan Ryan 38 1854.2  
10. Ken Forsch 36 1493.2  
SHUTOUTS - SINGLE SEASON
Rank Player SHO Year  
1. Dave Roberts 6 1973  
2. Joe Niekro 5 1979  
3. Joe Niekro 5 1982  
4. Larry Dierker 5 1972  
5. Bob Knepper 5 1981  
6. Mike Scott 5 1986  
7. Mike Scott 5 1988  
8. Bob Knepper 5 1986  
9. Don Wilson 4 1974  
10. Darryl Kile 4 1997  
SHUTOUTS - CAREER
Rank Player SHO IP  
1. Larry Dierker 25 2294.1  
2. Joe Niekro 21 2270.0  
3. Mike Scott 21 1704.0  
4. Don Wilson 20 1748.1  
5. J.R. Richard 19 1606.0  
6. Bob Knepper 18 1738.0  
7. Nolan Ryan 13 1854.2  
8. Dave Roberts 11 843.2  
9. Ken Forsch 9 1493.2  
10. Tom Griffin 9 863.1  
INNINGS PITCHED - SINGLE SEASON
Rank Player IP Year  
1. Larry Dierker 305.1 1969  
2. J.R. Richard 292.1 1979  
3. J.R. Richard 291.0 1976  
4. Jerry Reuss 279.1 1973  
5. Mike Scott 275.1 1986  
6. J.R. Richard 275.1 1978  
7. Joe Niekro 270.0 1982  
8. Larry Dierker 269.2 1970  
9. Don Wilson 268.0 1971  
10. J.R. Richard 267.0 1977  
INNINGS PITCHED - CAREER
Rank Player IP IP  
1. Larry Dierker 2294.1 2294.1  
2. Joe Niekro 2270.0 2270.0  
3. Roy Oswalt 1932.1 1932.1  
4. Nolan Ryan 1854.2 1854.2  
5. Don Wilson 1748.1 1748.1  
6. Bob Knepper 1738.0 1738.0  
7. Mike Scott 1704.0 1704.0  
8. Shane Reynolds 1622.1 1622.1  
9. J.R. Richard 1606.0 1606.0  
10. Ken Forsch 1493.2 1493.2  
HITS ALLOWED - SINGLE SEASON
Rank Player H Year  
1. Jerry Reuss 271 1973  
2. Joe Niekro 268 1980  
3. Dave Roberts 264 1973  
4. Larry Dierker 263 1970  
5. Shane Reynolds 257 1998  
6. Jose Lima 256 1999  
7. Bob Knepper 253 1985  
8. Jose Lima 251 2000  
9. Shane Reynolds 250 1999  
10. Chris Holt 247 2000  
HITS ALLOWED - CAREER
Rank Player H IP  
1. Larry Dierker 2090 2294.1  
2. Joe Niekro 2052 2270.0  
3. Roy Oswalt 1865 1932.1  
4. Bob Knepper 1748 1738.0  
5. Shane Reynolds 1738 1622.1  
6. Don Wilson 1479 1748.1  
7. Mike Scott 1444 1704.0  
8. Nolan Ryan 1441 1854.2  
9. Ken Forsch 1439 1493.2  
10. Wandy Rodriguez 1295 1306.2  
HOME RUNS ALLOWED - SINGLE SEASON
Rank Player HR Year  
1. Jose Lima 48 2000  
2. Cristian Javier 46 2024  
3. Manny Ramirez 43 2028  
4. Manny Ramirez 42 2031  
5. Yves Lacroix 41 2035  
6. Cristian Javier 41 2022  
7. Jeff Davis 40 2034  
8. Yves Lacroix 40 2031  
9. Manny Ramirez 39 2029  
10. Yves Lacroix 37 2032  
HOME RUNS ALLOWED - CAREER
Rank Player HR IP  
1. Yves Lacroix 178 1145.2  
2. Larry Dierker 177 2294.1  
3. Manny Ramirez 175 819.0  
4. Shane Reynolds 171 1622.1  
5. Roy Oswalt 167 1932.1  
6. Cristian Javier 152 759.0  
7. Bob Knepper 148 1738.0  
8. Wandy Rodriguez 147 1306.2  
9. Mike Scott 144 1704.0  
10. Joe Niekro 139 2270.0  
WALKS ALLOWED - SINGLE SEASON
Rank Player BB Year  
1. J.R. Richard 151 1976  
2. J.R. Richard 141 1978  
3. J.R. Richard 138 1975  
4. Jerry Reuss 117 1973  
5. Nolan Ryan 109 1982  
6. Joe Niekro 107 1979  
7. J.R. Richard 104 1977  
8. Nolan Ryan 101 1983  
9. Joe Niekro 101 1983  
10. Mike Hampton 101 1999  
WALKS ALLOWED - CAREER
Rank Player BB IP  
1. Joe Niekro 818 2270.0  
2. Nolan Ryan 796 1854.2  
3. J.R. Richard 770 1606.0  
4. Larry Dierker 695 2294.1  
5. Don Wilson 640 1748.1  
6. Darryl Kile 562 1200.0  
7. Bob Knepper 521 1738.0  
8. Mike Scott 505 1704.0  
9. Wandy Rodriguez 454 1306.2  
10. Roy Oswalt 446 1932.1  
WALKS PER 9 IP - SINGLE SEASON
Rank Player BB9 Year  
1. Zack Greinke 1.0 2020  
2. Jose Lima 1.2 1998  
3. Shane Reynolds 1.4 1999  
4. Bob Bruce 1.5 1964  
5. Bob Bruce 1.5 1965  
6. Turk Farrell 1.5 1965  
7. Roy Oswalt 1.5 2006  
8. Justin Verlander 1.6 2020  
9. Justin Verlander 1.6 2018  
10. Turk Farrell 1.6 1963  
WALKS PER 9 IP - CAREER
Rank Player BB9 IP  
1. Justin Verlander 1.7 716.2  
2. Turk Farrell 1.9 1015.0  
3. Ken Johnson 2.0 690.2  
4. Jose Lima 2.0 804.0  
5. Shane Reynolds 2.0 1622.1  
6. Vern Ruhle 2.0 749.2  
7. Greg Swindell 2.0 514.2  
8. Roy Oswalt 2.1 1932.1  
9. Yves Lacroix 2.3 1145.2  
10. Don Nottebart 2.3 508.0  
STRIKEOUTS - SINGLE SEASON
Rank Player K Year  
1. Gerrit Cole 326 2019  
2. J.R. Richard 313 1979  
3. Mike Scott 306 1986  
4. J.R. Richard 303 1978  
5. Justin Verlander 300 2019  
6. Justin Verlander 290 2018  
7. Cristian Javier 282 2024  
8. Gerrit Cole 276 2018  
9. Nolan Ryan 270 1987  
10. Cristian Javier 252 2022  
STRIKEOUTS - CAREER
Rank Player K IP  
1. Nolan Ryan 1866 1854.2  
2. Roy Oswalt 1593 1932.1  
3. J.R. Richard 1493 1606.0  
4. Larry Dierker 1487 2294.1  
5. Mike Scott 1318 1704.0  
6. Shane Reynolds 1309 1622.1  
7. Don Wilson 1283 1748.1  
8. Joe Niekro 1178 2270.0  
9. Wandy Rodriguez 1093 1306.2  
10. Brett Conine 988 1011.2  
STRIKEOUTS PER 9 IP - SINGLE SEASON
Rank Player K9 Year  
1. Gerrit Cole 13.8 2019  
2. Cristian Javier 12.7 2024  
3. Gerrit Cole 12.4 2018  
4. Justin Verlander 12.2 2018  
5. Justin Verlander 12.1 2019  
6. Nolan Ryan 11.5 1987  
7. Cristian Javier 11.1 2023  
8. Cristian Javier 10.9 2022  
9. Cristian Javier 10.9 2021  
10. Charlie Morton 10.8 2018  
STRIKEOUTS PER 9 IP - CAREER
Rank Player K9 IP  
1. Chris Schuh 13.9 513.1  
2. Billy Wagner 12.4 504.1  
3. Cristian Javier 11.4 759.0  
4. Framber Valdez 11.0 516.2  
5. Justin Verlander 10.5 716.2  
6. Curt Kading 10.1 509.1  
7. Lance McCullers Jr. 10.0 713.2  
8. Brad Peacock 9.7 638.1  
9. Nolan Ryan 9.1 1854.2  
10. Collin McHugh 8.9 753.1  
K/BB - SINGLE SEASON
Rank Player K/BB Year  
1. Zack Greinke 8.83 2020  
2. Justin Verlander 7.84 2018  
3. Justin Verlander 7.14 2019  
4. Gerrit Cole 6.79 2019  
5. Justin Verlander 5.35 2020  
6. Shane Reynolds 5.32 1999  
7. Jose Lima 5.28 1998  
8. Cristian Javier 4.80 2023  
9. Shane Reynolds 4.73 1995  
10. Shane Reynolds 4.64 1996  
K/BB - CAREER
Rank Player K/BB IP  
1. Justin Verlander 6.3 716.2  
2. Chris Schuh 4.5 513.1  
3. Cristian Javier 4.1 759.0  
4. Curt Kading 3.9 509.1  
5. Shane Reynolds 3.7 1622.1  
6. Billy Wagner 3.6 504.1  
7. Roy Oswalt 3.6 1932.1  
8. Collin McHugh 3.4 753.1  
9. Jose Lima 3.3 804.0  
10. Turk Farrell 3.3 1015.0  
WHIP - SINGLE SEASON
Rank Player WHIP Year  
1. Justin Verlander 0.80 2019  
2. Gerrit Cole 0.89 2019  
3. Justin Verlander 0.90 2018  
4. Mike Scott 0.92 1986  
5. Turk Farrell 0.97 1963  
6. Mike Scott 0.98 1988  
7. Justin Verlander 0.98 2020  
8. Roger Clemens 1.01 2005  
9. Dallas Keuchel 1.02 2015  
10. Larry Dierker 1.02 1969  
WHIP - CAREER
Rank Player WHIP IP  
1. Justin Verlander 0.93 716.2  
2. Chris Schuh 1.03 513.1  
3. Billy Wagner 1.04 504.1  
4. Roger Clemens 1.07 539.0  
5. Joe Sambito 1.11 536.0  
6. Turk Farrell 1.14 1015.0  
7. Mike Scott 1.14 1704.0  
8. Cristian Javier 1.15 759.0  
9. Mike Cuellar 1.16 700.1  
10. Danny Darwin 1.16 769.0  
OAVG - SINGLE SEASON
Rank Player OAVG Year  
1. Justin Verlander .172 2019  
2. Mike Scott .185 1986  
3. Gerrit Cole .186 2019  
4. Nolan Ryan .187 1986  
5. Nolan Ryan .193 1983  
6. J.R. Richard .194 1978  
7. Roger Clemens .197 2005  
8. Nolan Ryan .197 1987  
9. Gerrit Cole .198 2018  
10. Don Wilson .199 1971  
OAVG - CAREER
Rank Player OAVG IP  
1. Billy Wagner .185 504.1  
2. Chris Schuh .190 513.1  
3. Justin Verlander .203 716.2  
4. Roger Clemens .207 539.0  
5. J.R. Richard .209 1606.0  
6. Nolan Ryan .211 1854.2  
7. Cristian Javier .222 759.0  
8. Pete Harnisch .224 736.0  
9. Joe Sambito .224 536.0  
10. Framber Valdez .224 516.2  
OSLG - SINGLE SEASON
Rank Player OSLG Year  
1. J.R. Richard .230 1978  
2. Nolan Ryan .231 1983  
3. Mike Scott .237 1986  
4. Roger Clemens .240 2005  
5. J.R. Richard .242 1979  
6. Don Wilson .245 1971  
7. J.R. Richard .248 1976  
8. Nolan Ryan .251 1987  
9. Don Wilson .252 1967  
10. Nolan Ryan .252 1986  
OSLG - CAREER
Rank Player OSLG IP  
1. J.R. Richard .246 1606.0  
2. Roger Clemens .257 539.0  
3. Nolan Ryan .259 1854.2  
4. Dave Smith .259 762.0  
5. Billy Wagner .265 504.1  
6. Joe Sambito .277 536.0  
7. Don Wilson .279 1748.1  
8. Mike Cuellar .279 700.1  
9. Joe Niekro .287 2270.0  
10. Mike Scott .293 1704.0  
OOPS - SINGLE SEASON
Rank Player OOPS Year  
1. Mike Scott .478 1986  
2. Roger Clemens .499 2005  
3. Don Wilson .509 1971  
4. Turk Farrell .512 1963  
5. J.R. Richard .517 1979  
6. Larry Dierker .521 1969  
7. J.R. Richard .525 1978  
8. Mike Scott .528 1988  
9. Nolan Ryan .530 1983  
10. Mike Cuellar .532 1966  
OOPS - CAREER
Rank Player OOPS IP  
1. Roger Clemens .532 539.0  
2. Billy Wagner .534 504.1  
3. J.R. Richard .549 1606.0  
4. Nolan Ryan .556 1854.2  
5. Dave Smith .557 762.0  
6. Joe Sambito .561 536.0  
7. Mike Cuellar .566 700.1  
8. Don Wilson .577 1748.1  
9. Mike Scott .578 1704.0  
10. Pete Harnisch .590 736.0  
RWAR - SINGLE SEASON
Rank Player rWAR Year  
1. Mike Scott 10.4 1986  
2. Roger Clemens 9.4 2005  
3. Justin Verlander 9.2 2019  
4. Larry Dierker 9.0 1969  
5. Joe Niekro 8.9 1982  
6. J.R. Richard 8.5 1979  
7. Darryl Kile 8.4 1997  
8. Gerrit Cole 8.4 2019  
9. Andy Pettitte 8.3 2005  
10. Dallas Keuchel 8.2 2015  
RWAR - CAREER
Rank Player rWAR IP  
1. Roy Oswalt 52.5 1932.1  
2. Larry Dierker 42.0 2294.1  
3. Joe Niekro 40.0 2270.0  
4. Nolan Ryan 37.0 1854.2  
5. J.R. Richard 34.7 1606.0  
6. Mike Scott 33.8 1704.0  
7. Don Wilson 32.2 1748.1  
8. Shane Reynolds 28.4 1622.1  
9. Justin Verlander 26.1 716.2  
10. Ken Forsch 25.5 1493.2  
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