25:
394:
122:
840:
200:
by a pitcher are not counted in determining innings pitched. It is possible for a pitcher to enter a game, give up several hits and possibly even several runs, and be removed before achieving any outs, thereby recording a total of zero innings pitched. Alternatively, it is possible for a pitcher to
164:
in a game. Three outs made is equal to one inning pitched. One out counts as one-third of an inning, and two outs as two-thirds of an inning. Sometimes, the statistic is written 34.1, 72.2, or 91.0, for example, to represent
309:
From 1876 to 1892, pitchers threw from fifty feet and exerted less stress on their arms (also pitchers often threw underhand in this era). In this era, season totals of 600 innings pitched were not uncommon.
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In 1893, the mound (the pitching rubber, to be more precise) was moved back to the current distance of sixty feet, six inches. However, they still often threw 400 innings in a season. This was because the
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meant a run could be scored at any time. The league leader in innings pitched often threw somewhat more than 300 innings. Occasionally, innings pitched would spike, as in the early 1970s, when
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From the 1980s to the present, the four-man rotation was replaced with the five-man rotation, with a weak fifth man who would often be skipped on off days. Also, managers starting using their
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more and more, accelerating the decline in innings pitched. As of the start of the 2022 season no pitcher has thrown 250 innings since
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108:
1587:
1114:
42:
75:
197:
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1404:
305:). This is because over time, innings pitched have declined. Several factors are responsible for this decline:
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201:
enter a situation where there are two runners on base and no outs. He could throw one pitch that results in a
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was well established. Pitchers could no longer throw 400 innings in a season, as the
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was far less common and pitchers often conserved arm strength throughout the game.
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holds the major-league record for innings pitched with 7,356 during his career.
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240:
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205:, and for that one pitch he would be credited with a full inning pitched.
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holds the major-league record for innings pitched in a single season.
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217:, the only active players in the top 100 all-time at the end of the
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843:
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accrued over 6000 innings pitched during his major-league career.
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season, only two active players were in the top 100 all-time:
406:
List of Major League
Baseball career innings pitched leaders
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1163:"Pitching Season Finder (Single seasons, IP>=390)"
160:that have been put out while the pitcher is on the
49:. Unsourced material may be challenged and removed.
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1191:Career Leaders & Records for Innings Pitched
193:innings, and 91 innings exactly, respectively.
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279:(ranked 74th with 3473). By the end of the
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152:has completed, measured by the number of
109:Learn how and when to remove this message
838:
834:
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320:From 1920 to the 1980s, the four-man
47:adding citations to reliable sources
18:
388:
13:
1633:Jaffe Wins Above Replacement Score
14:
1740:
1184:
1588:Batting average on balls in play
23:
34:needs additional citations for
1155:
1:
1688:Value over replacement player
1618:Fielding independent pitching
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287:(ranked 73rd with 3470), and
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607:Grover Cleveland Alexander
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818:
1693:Weighted on-base average
1502:Strikeout-to-walk ratio
1349:Walk-to-strikeout ratio
1698:Wins Above Replacement
1678:Out of zone plays made
1555:Defensive indifference
1382:Stolen base percentage
1195:Baseball-Reference.com
847:
401:
129:
1703:Win probability added
1339:On-base plus slugging
842:
835:Single-season leaders
819:* Pitched left-handed
404:Further information:
396:
215:Major League Baseball
124:
1683:Ultimate zone rating
1603:Defensive Runs Saved
1124:New York Highlanders
907:New York Highlanders
43:improve this article
1729:Pitching statistics
1593:Batting park factor
1525:Fielding percentage
1257:Slugging percentage
1231:Baseball statistics
827:Through 2016 season
144:) is the number of
1643:Power–speed number
1415:Pitchers of record
1252:On-base percentage
1167:Baseball Reference
1057:St. Louis Terriers
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821:Active players in
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291:(ranked 74th with
261:(ranked 45th with
243:(ranked 38th with
225:(ranked 30th with
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16:Baseball statistic
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1663:Secondary average
1613:Extrapolated Runs
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1082:Christy Mathewson
1035:Chicago White Sox
996:Boston Beaneaters
962:Chicago White Sox
884:Chicago White Sox
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759:Christy Mathewson
322:pitching rotation
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58:"Innings pitched"
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138:innings pitched
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162:pitching mound
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1658:Runs produced
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1578:Adjusted ERA+
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1545:Total chances
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1487:Complete game
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1008:Joe McGinnity
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721:Roger Clemens
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708:Bobby Mathews
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695:Bert Blyleven
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517:Gaylord Perry
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60: –
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54:Find sources:
48:
44:
38:
37:
32:This article
30:
26:
21:
20:
1653:Runs created
1648:Range factor
1570:Sabermetrics
1457:Perfect game
1409:
1364:Base running
1294:Hits per run
1170:. Retrieved
1166:
1157:
1144:
897:Jack Chesbro
826:
822:
746:Mickey Welch
555:Warren Spahn
221:season were
212:
198:left on base
195:
141:
137:
131:
105:
96:
86:
79:
72:
65:
53:
41:Please help
36:verification
33:
1668:Speed Score
1560:Passed ball
1377:Stolen base
1304:Total bases
1115:Jack Powell
670:Greg Maddux
620:Kid Nichols
491:Phil Niekro
364:innings in
346:innings in
330:Wilbur Wood
285:CC Sabathia
277:John Smoltz
259:Jamie Moyer
223:Tom Glavine
203:triple play
158:baserunners
1708:Win Shares
1623:Game score
1497:Wild pitch
1299:Grand slam
1149:References
986:Vic Willis
797:Tommy John
784:Tom Seaver
530:Don Sutton
504:Nolan Ryan
441:Pud Galvin
398:Pud Galvin
99:April 2020
69:newspapers
1583:Base runs
1462:No-hitter
1447:Strikeout
645:Tim Keefe
350:and then
179:innings,
1723:Category
1638:Pop time
1517:Fielding
1397:Pitching
1282:Home run
1172:July 28,
1145:Source:
1027:Ed Walsh
954:Ed Walsh
874:Ed Walsh
844:Ed Walsh
428:Cy Young
379:in 2011.
373:bullpens
332:pitched
326:home run
315:home run
196:Runners
134:baseball
126:Cy Young
1492:Shutout
1239:Batting
1135:⁄
1102:⁄
1069:⁄
973:⁄
919:⁄
810:⁄
771:⁄
733:⁄
682:⁄
657:⁄
632:⁄
594:⁄
568:⁄
542:⁄
478:⁄
453:⁄
384:Records
359:⁄
341:⁄
300:⁄
270:⁄
252:⁄
234:⁄
209:Decline
188:⁄
174:⁄
154:batters
150:pitcher
146:innings
83:scholar
1535:Putout
1530:Assist
1507:Maddux
1435:Earned
1277:Triple
1272:Double
1267:Single
856:Player
788:4,783
750:4,802
712:4,956
699:4,970
611:5,190
521:5,350
508:5,386
495:5,404
432:7,356
416:Player
275:) and
85:
78:
71:
64:
56:
1540:Error
803:4,710
764:4,788
726:4,916
675:5,008
650:5,049
625:5,067
587:5,217
561:5,243
535:5,282
471:5,914
446:6,003
263:3,908
245:4,135
239:IP),
227:4,413
90:JSTOR
76:books
1673:NERD
1472:BB/9
1467:WHIP
1452:Walk
1425:Hold
1420:Save
1324:Bunt
1319:Walk
1174:2017
1120:1904
1087:1908
1052:1915
1038:393
1031:1912
1019:408
1012:1904
1000:410
991:1902
958:1907
946:434
937:1903
902:1904
888:464
879:1908
862:Team
859:Year
853:Rank
823:bold
413:Rank
366:1973
348:1972
293:3461
281:2018
219:2009
156:and
62:news
1477:K/9
1442:ERA
1430:Run
1372:Run
1309:RBI
1262:Hit
1193:at
1128:390
1095:390
1062:392
966:422
912:454
352:359
334:376
257:),
213:In
132:In
45:by
1725::
1165:.
1111:10
793:20
780:19
755:18
742:17
717:16
704:15
691:14
666:13
641:12
616:11
603:10
181:72
167:34
148:a
142:IP
1223:e
1216:t
1209:v
1176:.
1137:3
1133:1
1130:+
1104:3
1100:2
1097:+
1078:9
1071:3
1067:2
1064:+
1043:8
1024:7
1005:6
982:5
975:3
971:1
968:+
951:4
928:3
921:3
917:2
914:+
893:2
870:1
812:3
808:1
805:+
799:*
773:3
769:2
766:+
735:3
731:2
728:+
684:3
680:1
677:+
659:3
655:2
652:+
634:3
630:1
627:+
596:3
592:2
589:+
583:*
577:9
570:3
566:2
563:+
557:*
551:8
544:3
540:1
537:+
526:7
513:6
500:5
487:4
480:3
476:1
473:+
462:3
455:3
451:1
448:+
437:2
424:1
368:.
361:3
357:1
354:+
343:3
339:2
336:+
302:3
298:2
295:+
272:3
268:2
265:+
254:3
250:1
247:+
236:3
232:1
229:+
190:3
186:2
183:+
176:3
172:1
169:+
140:(
112:)
106:(
101:)
97:(
87:·
80:·
73:·
66:·
39:.
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