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Single-Season Leaders & Records for Innings Pitched
Baseball Leaders & Baseball Records:
Single-Season
Career
Active
Progressive
Year-by-Year Top-Tens
Yearly League
+ - Indicates Hall of Famer. Bold indicates active player.
Statistic Description: Innings Pitched
Only players who finished in the top 40 for the majors in a season will appear on this list.
Leaders from the current season are only included for rate stats after July 1st.
| Rank | Player (age that year) | Innings Pitched | Year | Throws |
|---|---|---|---|---|
| 1. | Will White (24) | 680.0 | 1879 | R |
| 2. | Old Hoss Radbourn+ (29) | 678.2 | 1884 | R |
| 3. | Guy Hecker (28) | 670.2 | 1884 | R |
| 4. | Jim McCormick (23) | 657.2 | 1880 | R |
| 5. | Pud Galvin+ (26) | 656.1 | 1883 | R |
| 6. | Pud Galvin+ (27) | 636.1 | 1884 | R |
| 7. | Old Hoss Radbourn+ (28) | 632.1 | 1883 | R |
| 8. | John Clarkson+ (23) | 623.0 | 1885 | R |
| 9. | Jim Devlin (27) | 622.0 | 1876 | R |
| Bill Hutchinson (32) | 622.0 | 1892 | R | |
| 11. | John Clarkson+ (27) | 620.0 | 1889 | R |
| 12. | Tim Keefe+ (26) | 619.0 | 1883 | R |
| 13. | Bill Hutchinson (30) | 603.0 | 1890 | R |
| 14. | Jim McCormick (25) | 595.2 | 1882 | R |
| 15. | Monte Ward+ (20) | 595.0 | 1880 | R |
| 16. | Pud Galvin+ (22) | 593.0 | 1879 | R |
| 17. | Lee Richmond (23) | 590.2 | 1880 | L |
| 18. | Matt Kilroy (21) | 589.1 | 1887 | L |
| 19. | Toad Ramsey (21) | 588.2 | 1886 | L |
| 20. | Charlie Buffinton (23) | 587.0 | 1884 | R |
| Monte Ward+ (19) | 587.0 | 1879 | R | |
| 22. | Silver King (20) | 584.2 | 1888 | R |
| 23. | Matt Kilroy (20) | 583.0 | 1886 | L |
| 24. | Ed Morris (22) | 581.0 | 1885 | L |
| 25. | Will White (28) | 577.0 | 1883 | R |
| 26. | Mickey Welch+ (20) | 574.0 | 1880 | R |
| 27. | George Bradley (23) | 573.0 | 1876 | R |
| 28. | Jim McCormick (27) | 569.0 | 1884 | R |
| 29. | Tony Mullane (25) | 567.0 | 1884 | |
| 30. | Bill Hutchinson (31) | 561.0 | 1891 | R |
| Toad Ramsey (22) | 561.0 | 1887 | L | |
| 32. | Jim Devlin (28) | 559.0 | 1877 | R |
| 33. | Mickey Welch+ (24) | 557.1 | 1884 | R |
| 34. | Tommy Bond (23) | 555.1 | 1879 | R |
| Ed Morris (23) | 555.1 | 1886 | L | |
| 36. | Jim Whitney (23) | 552.1 | 1881 | R |
| 37. | Amos Rusie+ (19) | 548.2 | 1890 | R |
| 38. | Jim McCormick (22) | 546.1 | 1879 | R |
| 39. | Dupee Shaw (25) | 543.1 | 1884 | L |
| 40. | Amos Rusie+ (21) | 541.0 | 1892 | R |
| 41. | Hardie Henderson (22) | 539.1 | 1885 | R |
| 42. | John Coleman (20) | 538.1 | 1883 | R |
| 43. | Bill Sweeney (26) | 538.0 | 1884 | R |
| 44. | Larry Corcoran (20) | 536.1 | 1880 | R |
| 45. | Tim Keefe+ (29) | 535.0 | 1886 | R |
| 46. | Jersey Bakley (24) | 532.2 | 1888 | R |
| Tommy Bond (22) | 532.2 | 1878 | R | |
| 48. | Tony Mullane (27) | 529.2 | 1886 | |
| 49. | Al Spalding+ (25) | 528.2 | 1876 | R |
| 50. | Jim McCormick (24) | 526.0 | 1881 | R |
| Rank | Player (age that year) | Innings Pitched | Year | Throws |
| 51. | John Clarkson+ (25) | 523.0 | 1887 | R |
| Billy Taylor (29) | 523.0 | 1884 | R | |
| 53. | Tommy Bond (21) | 521.0 | 1877 | R |
| 54. | Ed Seward (21) | 518.2 | 1888 | R |
| 55. | Will White (25) | 517.1 | 1880 | R |
| 56. | Larry Corcoran (24) | 516.2 | 1884 | R |
| 57. | Bobby Mathews (24) | 516.0 | 1876 | R |
| 58. | Jim Whitney (25) | 514.0 | 1883 | R |
| 59. | Mark Baldwin (25) | 513.2 | 1889 | R |
| 60. | Terry Larkin (23) | 513.1 | 1879 | R |
| 61. | Larry McKeon (18) | 512.0 | 1884 | |
| 62. | Old Hoss Radbourn+ (31) | 509.1 | 1886 | R |
| 63. | Sadie McMahon (22) | 509.0 | 1890 | R |
| 64. | Kid Gleason (23) | 506.0 | 1890 | R |
| Terry Larkin (22) | 506.0 | 1878 | R | |
| 66. | Dave Foutz (29) | 504.0 | 1886 | R |
| 67. | Sadie McMahon (23) | 503.0 | 1891 | R |
| Frank Mountain (23) | 503.0 | 1883 | R | |
| 69. | Terry Larkin (21) | 501.0 | 1877 | R |
| 70. | Hugh Daily (36) | 500.2 | 1884 | R |
| 71. | Amos Rusie+ (20) | 500.1 | 1891 | R |
| 72. | Mickey Welch+ (26) | 500.0 | 1886 | R |
| 73. | Jack Lynch (27) | 496.0 | 1884 | R |
| 74. | George Derby (23) | 494.2 | 1881 | R |
| 75. | Bob Barr (33) | 493.1 | 1890 | R |
| 76. | Tommy Bond (24) | 493.0 | 1880 | R |
| 77. | Mark Baldwin (26) | 492.0 | 1890 | R |
| Charlie Sweeney (21) | 492.0 | 1884 | R | |
| Mickey Welch+ (25) | 492.0 | 1885 | R | |
| 80. | Phenomenal Smith (22) | 491.1 | 1887 | L |
| 81. | Lady Baldwin (27) | 487.0 | 1886 | L |
| George Bradley (26) | 487.0 | 1879 | R | |
| 83. | John Clarkson+ (26) | 483.1 | 1888 | R |
| 84. | Tim Keefe+ (27) | 483.0 | 1884 | R |
| 85. | Bob Caruthers (21) | 482.1 | 1885 | R |
| 86. | Amos Rusie+ (22) | 482.0 | 1893 | R |
| 87. | Henry Porter (27) | 481.2 | 1885 | R |
| 88. | Matt Kilroy (23) | 480.2 | 1889 | L |
| 89. | Guy Hecker (29) | 480.0 | 1885 | R |
| Ed Morris (25) | 480.0 | 1888 | L | |
| Will White (27) | 480.0 | 1882 | R | |
| 92. | Tim Keefe+ (30) | 476.2 | 1887 | R |
| 93. | Adonis Terry (19) | 476.0 | 1884 | R |
| 94. | Ed Beatin (23) | 474.1 | 1890 | L |
| 95. | Pud Galvin+ (24) | 474.0 | 1881 | R |
| Henry Porter (30) | 474.0 | 1888 | R | |
| 97. | Larry Corcoran (23) | 473.2 | 1883 | R |
| 98. | Ed Seward (20) | 470.2 | 1887 | R |
| 99. | Gus Weyhing (25) | 469.2 | 1892 | R |
| 100. | Guy Hecker (27) | 469.0 | 1883 | R |
| Rank | Player (age that year) | Innings Pitched | Year | Throws |
| 101. | Will White (23) | 468.0 | 1878 | R |
| 102. | John Clarkson+ (24) | 466.2 | 1886 | R |
| 103. | Gus Weyhing (20) | 466.1 | 1887 | R |
| 104. | Old Hoss Radbourn+ (27) | 466.0 | 1882 | R |
| 105. | Ed Walsh+ (27) | 464.0 | 1908 | R |
| 106. | Lee Richmond (24) | 462.1 | 1881 | L |
| 107. | Phil Knell (26) | 462.0 | 1891 | L |
| 108. | Silver King (22) | 461.0 | 1890 | R |
| 109. | John Clarkson+ (29) | 460.2 | 1891 | R |
| Tony Mullane (24) | 460.2 | 1883 | ||
| 111. | Tony Mullane (23) | 460.1 | 1882 | |
| 112. | Frank Killen (21) | 459.2 | 1892 | L |
| 113. | Pud Galvin+ (23) | 458.2 | 1880 | R |
| 114. | Silver King (21) | 458.0 | 1889 | R |
| 115. | Harry McCormick (23) | 457.1 | 1879 | R |
| 116. | Will White (29) | 456.0 | 1884 | R |
| 117. | Bob Emslie (25) | 455.1 | 1884 | R |
| 118. | Jack Chesbro+ (30) | 454.2 | 1904 | R |
| 119. | Bert Cunningham (22) | 453.1 | 1888 | R |
| 120. | Kid Nichols+ (22) | 453.0 | 1892 | R |
| Cy Young+ (25) | 453.0 | 1892 | R | |
| 122. | Gus Weyhing (24) | 450.0 | 1891 | R |
| 123. | Gus Weyhing (22) | 449.0 | 1889 | R |
| 124. | Ted Breitenstein (25) | 447.1 | 1894 | L |
| Mike Smith (19) | 447.1 | 1887 | L | |
| 126. | Old Hoss Radbourn+ (30) | 445.2 | 1885 | R |
| 127. | Pud Galvin+ (25) | 445.1 | 1882 | R |
| 128. | Bob Caruthers (25) | 445.0 | 1889 | R |
| 129. | Pink Hawley (22) | 444.1 | 1895 | R |
| 130. | Amos Rusie+ (23) | 444.0 | 1894 | R |
| 131. | Al Mays (22) | 441.1 | 1887 | |
| Jim Whitney (27) | 441.1 | 1885 | R | |
| 133. | Fleury Sullivan (22) | 441.0 | 1884 | |
| 134. | Pud Galvin+ (30) | 440.2 | 1887 | R |
| 135. | Mark Baldwin (28) | 440.1 | 1892 | R |
| 136. | Ed Daily (22) | 440.0 | 1885 | R |
| Jack Stivetts (23) | 440.0 | 1891 | R | |
| 138. | Hardie Henderson (21) | 439.1 | 1884 | R |
| 139. | Ted Breitenstein (26) | 438.2 | 1895 | L |
| 140. | Mark Baldwin (27) | 437.2 | 1891 | R |
| 141. | Pud Galvin+ (31) | 437.1 | 1888 | R |
| 142. | Pud Galvin+ (29) | 434.2 | 1886 | R |
| 143. | Charlie Buffinton (24) | 434.1 | 1885 | R |
| Tim Keefe+ (31) | 434.1 | 1888 | R | |
| 145. | Joe McGinnity+ (32) | 434.0 | 1903 | R |
| 146. | Jack Lynch (29) | 432.2 | 1886 | R |
| 147. | Frank Killen (25) | 432.1 | 1896 | L |
| 148. | Scott Stratton (20) | 431.0 | 1890 | R |
| 149. | Bobby Mathews (32) | 430.2 | 1884 | R |
| 150. | Ed Morris (21) | 429.2 | 1884 | L |
| Rank | Player (age that year) | Innings Pitched | Year | Throws |
| 151. | Stump Wiedman (25) | 427.2 | 1886 | R |
| 152. | Tony Mullane (32) | 426.1 | 1891 | |
| 153. | Mickey Welch+ (23) | 426.0 | 1883 | R |
| 154. | Kid Nichols+ (21) | 425.1 | 1891 | R |
| Mickey Welch+ (28) | 425.1 | 1888 | R | |
| 156. | Kid Nichols+ (23) | 425.0 | 1893 | R |
| Old Hoss Radbourn+ (32) | 425.0 | 1887 | R | |
| 158. | Kid Nichols+ (20) | 424.0 | 1890 | R |
| Henry Porter (28) | 424.0 | 1886 | R | |
| 160. | Cy Young+ (24) | 423.2 | 1891 | R |
| 161. | Cy Young+ (26) | 422.2 | 1893 | R |
| 162. | Bobby Mathews (33) | 422.1 | 1885 | R |
| Ed Walsh+ (26) | 422.1 | 1907 | R | |
| 164. | Ice Box Chamberlain (21) | 421.2 | 1889 | R |
| 165. | Guy Hecker (30) | 420.2 | 1886 | R |
| 166. | Harry Staley (22) | 420.0 | 1889 | R |
| Jim Whitney (24) | 420.0 | 1882 | R | |
| 168. | Jack Stivetts (22) | 419.1 | 1890 | R |
| 169. | Kid Gleason (24) | 418.0 | 1891 | R |
| Jouett Meekin (27) | 418.0 | 1894 | R | |
| 171. | Charlie Ferguson (21) | 416.2 | 1884 | R |
| 172. | Tony Mullane (28) | 416.1 | 1887 | |
| 173. | Jack Stivetts (24) | 415.2 | 1892 | R |
| 174. | Kid Carsey (18) | 415.0 | 1891 | R |
| Frank Killen (22) | 415.0 | 1893 | L | |
| 176. | Cy Young+ (29) | 414.1 | 1896 | R |
| 177. | Frank Foreman (26) | 414.0 | 1889 | L |
| 178. | Bob Barr (27) | 413.0 | 1884 | R |
| 179. | Lee Richmond (25) | 411.0 | 1882 | L |
| Stump Wiedman (21) | 411.0 | 1882 | R | |
| 181. | Silver King (24) | 410.1 | 1892 | R |
| Parke Swartzel (23) | 410.1 | 1889 | R | |
| 183. | Vic Willis+ (26) | 410.0 | 1902 | R |
| 184. | Cy Young+ (27) | 408.2 | 1894 | R |
| 185. | Tommy Bond (20) | 408.0 | 1876 | R |
| Joe McGinnity+ (33) | 408.0 | 1904 | R | |
| 187. | Dave Foutz (28) | 407.2 | 1885 | R |
| 188. | Kid Nichols+ (24) | 407.0 | 1894 | R |
| 189. | Ice Box Chamberlain (24) | 406.1 | 1892 | R |
| 190. | Ice Box Chamberlain (23) | 405.2 | 1891 | R |
| 191. | Charlie Ferguson (22) | 405.0 | 1885 | R |
| Fred Goldsmith (26) | 405.0 | 1882 | R | |
| 193. | Jim Whitney (29) | 404.2 | 1887 | R |
| 194. | Pretzels Getzien (24) | 404.0 | 1888 | R |
| Gus Weyhing (21) | 404.0 | 1888 | R | |
| 196. | Tim Keefe+ (24) | 403.0 | 1881 | R |
| Hank O'Day+ (25) | 403.0 | 1888 | R | |
| 198. | Stump Wiedman (22) | 402.1 | 1883 | R |
| 199. | Hank Gastright (25) | 401.1 | 1890 | R |
| Billy Rhines (21) | 401.1 | 1890 | R | |
| Rank | Player (age that year) | Innings Pitched | Year | Throws |
| 201. | Jesse Duryea (29) | 401.0 | 1889 | R |
| 202. | Sam Weaver (27) | 400.2 | 1883 | R |
| 203. | Charlie Buffinton (27) | 400.1 | 1888 | R |
| 204. | Kid Gleason (25) | 400.0 | 1892 | R |
| Tim Keefe+ (28) | 400.0 | 1885 | R | |
| 206. | Dupee Shaw (26) | 399.2 | 1885 | L |
| 207. | Jack Taylor (25) | 397.1 | 1898 | R |
| 208. | Sadie McMahon (24) | 397.0 | 1892 | R |
| 209. | Al Atkinson (25) | 396.2 | 1886 | R |
| Larry Corcoran (21) | 396.2 | 1881 | R | |
| 211. | Charlie Ferguson (23) | 395.2 | 1886 | R |
| 212. | Jersey Bakley (20) | 394.2 | 1884 | R |
| 213. | George Cobb (26) | 394.1 | 1892 | L |
| 214. | George Bradley (24) | 394.0 | 1877 | R |
| 215. | Al Atkinson (23) | 393.2 | 1884 | R |
| 216. | Amos Rusie+ (24) | 393.1 | 1895 | R |
| 217. | Ed Walsh+ (31) | 393.0 | 1912 | R |
| Jim Whitney (28) | 393.0 | 1886 | R | |
| 219. | Dave Davenport (25) | 392.2 | 1915 | R |
| Pink Hawley (21) | 392.2 | 1894 | R | |
| 221. | Bob Caruthers (24) | 391.2 | 1888 | R |
| 222. | Pete Conway (21) | 391.0 | 1888 | R |
| John Harkins (25) | 391.0 | 1884 | R | |
| 224. | Christy Mathewson+ (27) | 390.2 | 1908 | R |
| Kid Nichols+ (25) | 390.2 | 1895 | R | |
| 226. | Dan Casey (24) | 390.1 | 1887 | L |
| Jack Powell (29) | 390.1 | 1904 | R | |
| 228. | Silver King (19) | 390.0 | 1887 | R |
| Gus Weyhing (23) | 390.0 | 1890 | R | |
| 230. | Billy Crowell (21) | 389.1 | 1887 | R |
| Togie Pittinger (30) | 389.1 | 1902 | R | |
| 232. | Pete Alexander+ (29) | 389.0 | 1916 | R |
| John Clarkson+ (30) | 389.0 | 1892 | R | |
| Egyptian Healy (23) | 389.0 | 1890 | R | |
| 235. | Jumbo McGinnis (28) | 388.1 | 1882 | |
| 236. | Pete Alexander+ (30) | 388.0 | 1917 | R |
| Kid Nichols+ (28) | 388.0 | 1898 | R | |
| 238. | Harry Staley (23) | 387.2 | 1890 | R |
| Lee Viau (21) | 387.2 | 1888 | R | |
| 240. | Bob Caruthers (22) | 387.1 | 1886 | R |
| 241. | Pretzels Getzien (22) | 386.2 | 1886 | R |
| 242. | Dupee Shaw (27) | 385.2 | 1886 | L |
| 243. | Cy Young+ (35) | 384.2 | 1902 | R |
| 244. | Silver King (23) | 384.1 | 1891 | R |
| 245. | Fred Goldsmith (27) | 383.1 | 1883 | R |
| Henry Gruber (26) | 383.1 | 1890 | R | |
| 247. | John Clarkson+ (28) | 383.0 | 1890 | R |
| Rube Waddell+ (27) | 383.0 | 1904 | L | |
| Sam Weaver (22) | 383.0 | 1878 | R | |
| 250. | Ted Breitenstein (24) | 382.2 | 1893 | L |
| Rank | Player (age that year) | Innings Pitched | Year | Throws |
| Ad Gumbert (23) | 382.2 | 1892 | R | |
| Brickyard Kennedy (25) | 382.2 | 1893 | R | |
| Jumbo McGinnis (29) | 382.2 | 1883 | ||
| 254. | George Mullin (23) | 382.1 | 1904 | R |
| 255. | Joe McGinnity+ (30) | 382.0 | 1901 | R |
| Tom Vickery (23) | 382.0 | 1890 | R | |
| 257. | George Haddock (25) | 381.1 | 1892 | R |
| 258. | Bobby Mathews (31) | 381.0 | 1883 | R |
| 259. | Kid Gleason (26) | 380.1 | 1893 | R |
| Tony Mullane (29) | 380.1 | 1888 | ||
| 261. | Charlie Buffinton (28) | 380.0 | 1889 | R |
| Cy Young+ (37) | 380.0 | 1904 | R | |
| 263. | George Haddock (24) | 379.2 | 1891 | R |
| 264. | Sam Leever (27) | 379.0 | 1899 | R |
| Jack Lynch (28) | 379.0 | 1885 | R | |
| 266. | Henry Boyle (28) | 378.2 | 1889 | R |
| Hugh Daily (35) | 378.2 | 1883 | R | |
| 268. | Pink Hawley (23) | 378.0 | 1896 | R |
| Irv Young (27) | 378.0 | 1905 | L | |
| 270. | Cy Young+ (31) | 377.2 | 1898 | R |
| 271. | Cy Falkenberg (34) | 377.1 | 1914 | R |
| Ed Stein (22) | 377.1 | 1892 | R | |
| 273. | Oscar Jones (24) | 377.0 | 1904 | R |
| 274. | Wilbur Wood (30) | 376.2 | 1972 | L |
| 275. | Pete Alexander+ (28) | 376.1 | 1915 | R |
| 276. | Nig Cuppy (22) | 376.0 | 1892 | R |
| Tim Keefe+ (25) | 376.0 | 1882 | R | |
| Mickey Lolich (30) | 376.0 | 1971 | L | |
| 279. | Noodles Hahn (22) | 375.1 | 1901 | L |
| 280. | Frank Dwyer (23) | 375.0 | 1891 | R |
| Mickey Welch+ (29) | 375.0 | 1889 | R | |
| 282. | Doc McJames (23) | 374.0 | 1898 | R |
| 283. | Jack Powell (24) | 373.0 | 1899 | R |
| Lee Viau (22) | 373.0 | 1889 | R | |
| 285. | Billy Rhines (22) | 372.2 | 1891 | R |
| 286. | Pud Galvin+ (28) | 372.1 | 1885 | R |
| Kid Nichols+ (26) | 372.1 | 1896 | R | |
| 288. | Tom Lovett (26) | 372.0 | 1890 | |
| 289. | Walter Johnson+ (26) | 371.2 | 1914 | R |
| 290. | Bill Dinneen (26) | 371.1 | 1902 | R |
| Bob Feller+ (27) | 371.1 | 1946 | R | |
| Cy Young+ (34) | 371.1 | 1901 | R | |
| 293. | Sam Weaver (26) | 371.0 | 1882 | R |
| 294. | Walter Johnson+ (22) | 370.0 | 1910 | R |
| Adonis Terry (25) | 370.0 | 1890 | R | |
| 296. | Walter Johnson+ (28) | 369.2 | 1916 | R |
| Ed Walsh+ (29) | 369.2 | 1910 | R | |
| Cy Young+ (28) | 369.2 | 1895 | R | |
| 299. | Cy Young+ (32) | 369.1 | 1899 | R |
| 300. | Dan Casey (23) | 369.0 | 1886 | L |
| Rank | Player (age that year) | Innings Pitched | Year | Throws |
| Walter Johnson+ (24) | 369.0 | 1912 | R | |
| 302. | Ed Walsh+ (30) | 368.2 | 1911 | R |
| 303. | Kid Nichols+ (27) | 368.0 | 1897 | R |
| Mickey Welch+ (21) | 368.0 | 1881 | R | |
| 305. | Christy Mathewson+ (23) | 367.2 | 1904 | R |
| 306. | Hardie Henderson (20) | 367.1 | 1883 | R |
| 307. | Pete Alexander+ (24) | 367.0 | 1911 | R |
| Tony Mullane (34) | 367.0 | 1893 | ||
| 309. | Henry Boyle (24) | 366.2 | 1885 | R |
| Ed Crane (29) | 366.2 | 1891 | R | |
| Pretzels Getzien (23) | 366.2 | 1887 | R | |
| 312. | Christy Mathewson+ (22) | 366.1 | 1903 | R |
| Joe McGinnity+ (28) | 366.1 | 1899 | R | |
| Win Mercer (22) | 366.1 | 1896 | R | |
| 315. | Tom Lovett (27) | 365.2 | 1891 | |
| 316. | Frank Smith (29) | 365.0 | 1909 | R |
| 317. | Ed Crane (30) | 364.1 | 1892 | R |
| Bill Wise (23) | 364.1 | 1884 | ||
| 319. | Red Ehret (20) | 364.0 | 1889 | R |
| Tim Keefe+ (32) | 364.0 | 1889 | R | |
| 321. | Charlie Buffinton (30) | 363.2 | 1891 | R |
| 322. | Pete Alexander+ (33) | 363.1 | 1920 | R |
| 323. | Mickey Hughes (21) | 363.0 | 1888 | R |
| 324. | Bert Cunningham (32) | 362.0 | 1898 | R |
| George Derby (24) | 362.0 | 1882 | R | |
| Claude Hendrix (25) | 362.0 | 1914 | R | |
| 327. | Bill Carrick (25) | 361.2 | 1899 | R |
| 328. | Sam Kimber (31) | 361.1 | 1884 | R |
| 329. | Gus Weyhing (31) | 361.0 | 1898 | R |
| 330. | Dan Casey (27) | 360.2 | 1890 | L |
| Brickyard Kennedy (26) | 360.2 | 1894 | R | |
| Frank Mountain (24) | 360.2 | 1884 | R | |
| 333. | Doc Landis (27) | 360.0 | 1882 | |
| 334. | George McQuillan (23) | 359.2 | 1908 | R |
| 335. | Wilbur Wood (31) | 359.1 | 1973 | L |
| 336. | Red Ehret (21) | 359.0 | 1890 | R |
| Jack Taylor (23) | 359.0 | 1896 | R | |
| 338. | Irv Young (28) | 358.1 | 1906 | L |
| 339. | Nig Cuppy (26) | 358.0 | 1896 | R |
| 340. | Casey Patten (30) | 357.2 | 1904 | L |
| George Uhle (24) | 357.2 | 1923 | R | |
| 342. | George Mullin (26) | 357.1 | 1907 | R |
| Eddie Plank+ (28) | 357.1 | 1904 | L | |
| 344. | Cy Seymour (25) | 356.2 | 1898 | L |
| 345. | Larry Corcoran (22) | 355.2 | 1882 | R |
| 346. | Pete Alexander+ (27) | 355.0 | 1914 | R |
| 347. | Jack Taylor (25) | 354.2 | 1899 | R |
| 348. | Jumbo McGinnis (30) | 354.1 | 1884 | |
| 349. | Egyptian Healy (19) | 353.2 | 1886 | R |
| 350. | Dummy Taylor (26) | 353.1 | 1901 | R |
| Rank | Player (age that year) | Innings Pitched | Year | Throws |
| 351. | Jack Coombs (27) | 353.0 | 1910 | R |
| Nig Cuppy (25) | 353.0 | 1895 | R | |
| Clark Griffith+ (25) | 353.0 | 1895 | R | |
| 354. | John Keefe (22) | 352.1 | 1890 | L |
| Stoney McGlynn (35) | 352.1 | 1907 | R | |
| Dizzy Trout (29) | 352.1 | 1944 | R | |
| 357. | Red Faber+ (33) | 352.0 | 1922 | R |
| Jack Taylor (30) | 352.0 | 1904 | R | |
| 359. | Joe McGinnity+ (31) | 351.2 | 1902 | R |
| Togie Pittinger (31) | 351.2 | 1903 | R | |
| Scott Stratton (22) | 351.2 | 1892 | R | |
| 362. | Dad Clarke (31) | 351.0 | 1896 | R |
| Bill Donovan (24) | 351.0 | 1901 | R | |
| 364. | Pretzels Getzien (26) | 350.0 | 1890 | R |
| Al Mays (21) | 350.0 | 1886 | ||
| Tricky Nichols (26) | 350.0 | 1877 | R | |
| Ed Stein (24) | 350.0 | 1894 | R | |
| Vic Willis+ (28) | 350.0 | 1904 | R | |
| 369. | Ben Sanders (24) | 349.2 | 1889 | R |
| 370. | Chick Fraser (22) | 349.1 | 1896 | R |
| 371. | Pretzels Getzien (25) | 349.0 | 1889 | R |
| 372. | Henry Gruber (27) | 348.2 | 1891 | R |
| Toad Ramsey (25) | 348.2 | 1890 | L | |
| Bill Stemmyer (21) | 348.2 | 1886 | R | |
| 375. | Bill Hutchinson (33) | 348.1 | 1893 | R |
| Mike Smith (20) | 348.1 | 1888 | L | |
| 377. | Red Donahue (24) | 348.0 | 1897 | R |
| Frank Dwyer (26) | 348.0 | 1894 | R | |
| Bob Harmon (23) | 348.0 | 1911 | R | |
| Urban Shocker (31) | 348.0 | 1922 | R | |
| 381. | Jim McCormick (29) | 347.2 | 1886 | R |
| George Mullin (24) | 347.2 | 1905 | R | |
| 383. | The Only Nolan (20) | 347.0 | 1878 | R |
| 384. | Eddie Cicotte (33) | 346.2 | 1917 | R |
| Red Ehret (25) | 346.2 | 1894 | R | |
| Cinders O'Brien (22) | 346.2 | 1889 | R | |
| Eddie Plank+ (29) | 346.2 | 1905 | L | |
| Robin Roberts+ (26) | 346.2 | 1953 | R | |
| Ben Sanders (25) | 346.2 | 1890 | R | |
| 390. | Steve Carlton+ (27) | 346.1 | 1972 | L |
| Sadie McMahon (25) | 346.1 | 1893 | R | |
| 392. | Walter Johnson+ (25) | 346.0 | 1913 | R |
| Mickey Welch+ (27) | 346.0 | 1887 | R | |
| 394. | Frank Foreman (28) | 345.1 | 1891 | L |
| Gus Weyhing (26) | 345.1 | 1893 | R | |
| 396. | Ed Daily (27) | 344.2 | 1890 | R |
| 397. | Gaylord Perry+ (34) | 344.0 | 1973 | R |
| Smoky Joe Wood (22) | 344.0 | 1912 | R | |
| 399. | Clark Griffith+ (27) | 343.2 | 1897 | R |
| Eddie Plank+ (31) | 343.2 | 1907 | L | |
| Rank | Player (age that year) | Innings Pitched | Year | Throws |
| Lee Viau (24) | 343.2 | 1891 | R | |
| 402. | Brickyard Kennedy (29) | 343.1 | 1897 | R |
| Kid Nichols+ (29) | 343.1 | 1899 | R | |
| Cy Young+ (40) | 343.1 | 1907 | R | |
| 405. | Bob Feller+ (22) | 343.0 | 1941 | R |
| Joe McGinnity+ (29) | 343.0 | 1900 | R | |
| Old Hoss Radbourn+ (35) | 343.0 | 1890 | R | |
| 408. | Mordecai Brown+ (32) | 342.2 | 1909 | R |
| Gaylord Perry+ (33) | 342.2 | 1972 | R | |
| Jack Quinn (30) | 342.2 | 1914 | R | |
| Vic Willis+ (23) | 342.2 | 1899 | R | |
| 412. | Kid Carsey (22) | 342.1 | 1895 | R |
| Toad Ramsey (23) | 342.1 | 1888 | L | |
| 414. | George Bradley (31) | 342.0 | 1884 | R |
| Jim McCormick (26) | 342.0 | 1883 | R | |
| Win Mercer (23) | 342.0 | 1897 | R | |
| Phil Niekro+ (40) | 342.0 | 1979 | R | |
| Jack Powell (23) | 342.0 | 1898 | R | |
| Vic Willis+ (29) | 342.0 | 1905 | R | |
| 420. | Bill Carrick (26) | 341.2 | 1900 | R |
| Cy Young+ (36) | 341.2 | 1903 | R | |
| 422. | Dick Rudolph (27) | 341.1 | 1915 | R |
| 423. | Bob Caruthers (23) | 341.0 | 1887 | R |
| Pud Galvin+ (32) | 341.0 | 1889 | R | |
| Egyptian Healy (20) | 341.0 | 1887 | R | |
| 426. | Jim Bagby (30) | 339.2 | 1920 | R |
| Ted Breitenstein (27) | 339.2 | 1896 | L | |
| George Hemming (25) | 339.2 | 1894 | R | |
| Gus Krock (22) | 339.2 | 1888 | R | |
| Joe McGinnity+ (35) | 339.2 | 1906 | R | |
| Henry Porter (29) | 339.2 | 1887 | R | |
| Fred Toney (28) | 339.2 | 1917 | R | |
| 433. | Dave Foutz (30) | 339.1 | 1887 | R |
| Brickyard Kennedy (30) | 339.1 | 1898 | R | |
| Win Mercer (20) | 339.1 | 1894 | R | |
| 436. | Addie Joss+ (27) | 338.2 | 1907 | R |
| Christy Mathewson+ (24) | 338.2 | 1905 | R | |
| Al Orth (33) | 338.2 | 1906 | R | |
| 439. | Jack Powell (26) | 338.1 | 1901 | R |
| 440. | Jack Stivetts (26) | 338.0 | 1894 | R |
| 441. | Frank Killen (26) | 337.1 | 1897 | L |
| Togie Pittinger (33) | 337.1 | 1905 | R | |
| 443. | Jack Coombs (28) | 336.2 | 1911 | R |
| Walter Johnson+ (27) | 336.2 | 1915 | R | |
| Carl Mays (29) | 336.2 | 1921 | R | |
| Robin Roberts+ (27) | 336.2 | 1954 | R | |
| 447. | Denny Driscoll (27) | 336.1 | 1883 | L |
| Dick Rudolph (26) | 336.1 | 1914 | R | |
| 449. | Bill Hart (30) | 336.0 | 1896 | R |
| Christy Mathewson+ (20) | 336.0 | 1901 | R | |
| Rank | Player (age that year) | Innings Pitched | Year | Throws |
| Denny McLain (24) | 336.0 | 1968 | R | |
| Eddie Plank+ (27) | 336.0 | 1903 | L | |
| Jim Whitney (26) | 336.0 | 1884 | R | |
| 454. | Bill Dinneen (28) | 335.2 | 1904 | R |
| Sandy Koufax+ (29) | 335.2 | 1965 | L | |
| Cy Young+ (30) | 335.2 | 1897 | R | |
| 457. | Togie Pittinger (32) | 335.1 | 1904 | R |
| 458. | Jim Conway (30) | 335.0 | 1889 | R |
| Harry Salisbury (27) | 335.0 | 1882 | ||
| Jack Taylor (22) | 335.0 | 1895 | R | |
| 461. | Gus Weyhing (32) | 334.2 | 1899 | R |
| 462. | Duke Esper (25) | 334.1 | 1893 | L |
| Chick Fraser (31) | 334.1 | 1905 | R | |
| Jouett Meekin (29) | 334.1 | 1896 | R | |
| Phil Niekro+ (39) | 334.1 | 1978 | R | |
| 466. | Mark Baldwin (23) | 334.0 | 1887 | R |
| Frank Owen (25) | 334.0 | 1905 | R | |
| Monte Ward+ (18) | 334.0 | 1878 | R | |
| Wilbur Wood (29) | 334.0 | 1971 | L | |
| 470. | Mark Baldwin (29) | 333.2 | 1893 | R |
| Otto Hess (27) | 333.2 | 1906 | L | |
| Pete Schneider (21) | 333.2 | 1917 | R | |
| Jack Taylor (28) | 333.2 | 1902 | R | |
| 474. | Nap Rucker (23) | 333.1 | 1908 | L |
| 475. | Charlie Buffinton (22) | 333.0 | 1883 | R |
| Nat Hudson (19) | 333.0 | 1888 | R | |
| 477. | Bob Ewing (34) | 332.2 | 1907 | R |
| Nolan Ryan+ (27) | 332.2 | 1974 | R | |
| 479. | Charlie Buffinton (26) | 332.1 | 1887 | R |
| Frank Dwyer (24) | 332.1 | 1892 | R | |
| Bill James (22) | 332.1 | 1914 | R | |
| Scott Perry (27) | 332.1 | 1918 | R | |
| 483. | George Hemming (24) | 332.0 | 1893 | R |
| Roscoe Miller (24) | 332.0 | 1901 | R | |
| Kaiser Wilhelm (34) | 332.0 | 1908 | R | |
| 486. | Ed Killian (27) | 331.2 | 1904 | L |
| 487. | John Ewing (26) | 331.0 | 1889 | R |
| Chick Fraser (27) | 331.0 | 1901 | R | |
| Pink Hawley (25) | 331.0 | 1898 | R | |
| 490. | Red Faber+ (32) | 330.2 | 1921 | R |
| Burleigh Grimes+ (34) | 330.2 | 1928 | R | |
| 492. | Ed Crane (28) | 330.1 | 1890 | R |
| Phil Niekro+ (38) | 330.1 | 1977 | R | |
| George Pechiney (24) | 330.1 | 1886 | R | |
| 495. | Pretzels Getzien (21) | 330.0 | 1885 | R |
| Fred Goldsmith (25) | 330.0 | 1881 | R | |
| George Mullin (25) | 330.0 | 1906 | R | |
| Robin Roberts+ (25) | 330.0 | 1952 | R | |
| Monte Ward+ (21) | 330.0 | 1881 | R | |
| Stump Wiedman (24) | 330.0 | 1885 | R | |
| Rank | Player (age that year) | Innings Pitched | Year | Throws |
| Hooks Wiltse (28) | 330.0 | 1908 | L |
Baseball Leaders & Baseball Records:
Single-Season
Career
Active
Progressive
Year-by-Year Top-Tens
Yearly League
Note that seasons prior to 1876 are not included in single-season marks, but are included in career marks.
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