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| Single-Season On-Base Pct Leaderboard | |
| * - Indicates Hall of Fame
+ - indicates hit-less at-bats added to meet 502PA requirement. |
| Rank | Player | On-Base Pct | PA | Year | Career Leaderboard |
| 1. | Andy Hassler | .5403 | 741 | 1972 | |
| 2. | Ted Williams * | .5270 | 723 | 1950 | |
| 3. | Ted Williams * | .5262 | 688 | 1949 | |
| 4. | Ted Williams * | .5076 | 725 | 1948 | |
| 5. | Ted Williams * | .4949 | 685 | 1953 | |
| 6. | Ted Williams * | .4937 | 713 | 1951 | |
| 7. | Ferris Fain | .4901 | 560 | 1949 | |
| 8. | Ted Williams * | .4794 | 703 | 1952 | |
| 9. | Ted Williams * | .4719 | 693 | 1944 | |
| 10. | Lou Gehrig | .4699 | 664 | 1932 | |
| 11. | Ted Williams * | .4687 | 527 | 1955 | |
| 12. | Ferris Fain | .4674 | 525 | 1950 | |
| 13. | Johnny Mize * | .4662 | 637 | 1938 | |
| 14. | Eddie Yost | .4620 | 658 | 1956 | |
| 15. | Ted Williams * | .4614 | 635 | 1941 | |
| 16. | Earl Torgeson | .4612 | 645 | 1948 | |
| 17. | Ted Williams * | .4591 | 514 | 1943 | |
| 18. | Beauty McGowan | .4574 | 555 | 1930 | |
| 19. | Jimmie Foxx * | .4566 | 530 | 1933 | |
| 20. | Johnny Mize * | .4562 | 697 | 1945 | |
| 21. | Ted Williams * | .4522 | 670 | 1947 | |
| 22. | Ted Williams * | .4516 | 702 | 1946 | |
| 23. | Gene Woodling * | .4506 | 668 | 1948 | |
| 24. | Roy Cullenbine | .4502 | 620 | 1940 | |
| 25. | Rogers Hornsby | .4499 | 678 | 1930 | |
| 26. | Chili Davis | .4494 | 672 | 1990 | |
| 27. | Joe Morgan | .4480 | 562 | 1976 | |
| 28. | Jimmie Foxx * | .4475 | 686 | 1931 | |
| 29. | Pee Wee Reese * | .4474 | 724 | 1950 | |
| 30. | Eddie Stanky | .4469 | 597 | 1950 | |
| 31. | Mickey Mantle * | .4468 | 555 | 1952 | |
| 32. | Babe Ruth | .4467 | 678 | 1930 | |
| 33. | Earl Torgeson | .4453 | 522 | 1947 | |
| 34. | Max Bishop | .4443 | 645 | 1933 | |
| 35. | Dick Wakefield | .4443 | 594 | 1949 | |
| 36. | Roy Cullenbine | .4439 | 652 | 1942 | |
| 37. | Harmon Killebrew * | .4437 | 631 | 1966 | |
| 38. | Ted Williams * | .4437 | 701 | 1954 | |
| 39. | Roy Johnson | .4425 | 567 | 1935 | |
| 40. | Earl Torgeson | .4422 | 631 | 1955 | |
| 41. | Billy North | .4410 | 710 | 1977 | |
| 42. | Ferris Fain | .4402 | 518 | 1951 | |
| 43. | Johnny Mize * | .4399 | 642 | 1937 | |
| 44. | Johnny Briggs | .4397 | 680 | 1977 | |
| 45. | Mickey Mantle * | .4397 | 655 | 1953 | |
| 46. | Joe Morgan | .4395 | 611 | 1973 | |
| 47. | Eddie Stanky | .4388 | 574 | 1948 | |
| 48. | Mel Ott * | .4387 | 604 | 1931 | |
| 49. | Randy Moore | .4382 | 519 | 1931 | |
| 50. | Jack Clark | .4382 | 655 | 1983 | |
| 51. | Stan Hack | .4380 | 516 | 1933 | |
| 52. | Roy Johnson | .4378 | 555 | 1936 | |
| 53. | Mickey Mantle * | .4375 | 672 | 1956 | |
| Charlie Hollocher | .4375 | 641 | 1932 | ||
| 55. | Pee Wee Reese * | .4373 | 710 | 1947 | |
| 56. | Ted Williams * | .4372 | 693 | 1942 | |
| 57. | Johnny Briggs | .4370 | 675 | 1979 | |
| 58. | Phil Weintraub | .4367 | 583 | 1935 | |
| 59. | Eddie Yost | .4366 | 571 | 1954 | |
| 60. | Gene Woodling * | .4365 | 599 | 1944 | |
| 61. | Phil Weintraub | .4363+ | 501 | 1934 | |
| 62. | Jimmie Foxx * | .4358 | 693 | 1938 | |
| 63. | Eddie Wilson | .4357 | 662 | 1938 | |
| 64. | Harmon Killebrew * | .4356 | 652 | 1965 | |
| 65. | Ted Williams * | .4349 | 545 | 1945 | |
| 66. | Dixie Walker | .4348 | 675 | 1940 | |
| 67. | Harmon Killebrew * | .4347 | 651 | 1962 | |
| 68. | Elbie Fletcher | .4346 | 521 | 1939 | |
| 69. | Johnny Briggs | .4345 | 672 | 1969 | |
| 70. | Hal Wagner | .4344 | 517 | 1941 | |
| 71. | Mickey Mantle * | .4344 | 663 | 1954 | |
| 72. | Earl Torgeson | .4343 | 651 | 1954 | |
| 73. | John Mayberry | .4342 | 661 | 1975 | |
| Ralph Kiner * | .4342 | 661 | 1948 | ||
| 75. | Pete Reiser | .4339 | 666 | 1944 | |
| 76. | Al Rosen | .4339 | 560 | 1948 | |
| 77. | Harry Heilmann | .4338 | 686 | 1930 | |
| 78. | Pee Wee Reese * | .4338 | 740 | 1954 | |
| 79. | Gene Woodling * | .4337 | 694 | 1950 | |
| 80. | Alex Metzler | .4336 | 539 | 1930 | |
| 81. | Jimmie Dykes | .4335 | 670 | 1930 | |
| 82. | Johnny Briggs | .4335 | 701 | 1973 | |
| 83. | Gene Woodling * | .4334 | 655 | 1949 | |
| 84. | Eddie Yost | .4327 | 687 | 1957 | |
| 85. | Les Fleming | .4327 | 654 | 1946 | |
| 86. | Dolph Camilli * | .4325 | 560 | 1935 | |
| 87. | Pee Wee Reese * | .4325 | 698 | 1946 | |
| 88. | Andy Hassler | .4320+ | 373 | 1973 | |
| 89. | Dick Dietz | .4319 | 617 | 1968 | |
| 90. | Roy Cullenbine | .4317 | 546 | 1939 | |
| 91. | Mel Ott * | .4315 | 642 | 1936 | |
| 92. | Buddy Blattner * | .4314 | 650 | 1949 | |
| 93. | Les Fleming | .4314 | 664 | 1943 | |
| 94. | Tim Raines | .4311 | 677 | 1988 | |
| 95. | Augie Galan | .4307 | 548 | 1948 | |
| 96. | Joe Morgan | .4306 | 639 | 1975 | |
| 97. | Arky Vaughan * | .4305 | 683 | 1939 | |
| 98. | Max Bishop | .4304 | 639 | 1932 | |
| 99. | Vic Wertz | .4303 | 663 | 1950 | |
| 100. | Ferris Fain | .4302 | 686 | 1952 | |
| 101. | Pee Wee Reese * | .4298 | 700 | 1949 | |
| 102. | Jimmie Foxx * | .4296 | 668 | 1930 | |
| 103. | Jimmie Foxx * | .4296 | 689 | 1935 | |
| 104. | Jack Cummings * | .4295 | 610 | 1931 | |
| 105. | Bill Lewis | .4294 | 654 | 1936 | |
| 106. | Max Bishop | .4292 | 697 | 1931 | |
| 107. | Joe Schultz | .4290 | 626 | 1946 | |
| 108. | Pee Wee Reese * | .4290 | 669 | 1951 | |
| 109. | Mike Hargrove | .4288 | 710 | 1982 | |
| 110. | Rickey Henderson | .4286 | 651 | 1983 | |
| Johnny Briggs | .4286 | 651 | 1967 | ||
| Grady Hatton | .4286 | 708 | 1950 | ||
| Dusty Cooke | .4286 | 617 | 1935 | ||
| Gabby Hartnett | .4286 | 610 | 1930 | ||
| 115. | Dixie Walker | .4283 | 607 | 1937 | |
| 116. | Mike Adams | .4282 | 696 | 1979 | |
| 117. | Elmer Valo | .4279 | 673 | 1943 | |
| 118. | Mickey Mantle * | .4279 | 666 | 1955 | |
| 119. | Whitey Kurowski | .4276 | 601 | 1946 | |
| 120. | Ralph Kiner * | .4275 | 669 | 1951 | |
| 121. | Max Bishop | .4273 | 688 | 1930 | |
| 122. | Duke Snider * | .4273 | 660 | 1955 | |
| 123. | Johnny Briggs | .4271 | 700 | 1976 | |
| 124. | Mitchell Page | .4271 | 597 | 1987 | |
| 125. | Bobby Estalella | .4271 | 591 | 1946 | |
| 126. | Mike Hargrove | .4270 | 550 | 1977 | |
| 127. | Johnny Mize * | .4270 | 637 | 1942 | |
| 128. | Joe Morgan | .4270 | 712 | 1970 | |
| 129. | Charlie Keller | .4269 | 671 | 1949 | |
| 130. | Johnny Briggs | .4266 | 662 | 1971 | |
| 131. | Charlie Keller | .4266 | 642 | 1948 | |
| 132. | Del Bissonette | .4265 | 681 | 1930 | |
| 133. | Dolph Camilli * | .4263 | 631 | 1939 | |
| 134. | Jimmie Foxx * | .4262 | 671 | 1934 | |
| 135. | Paul Waner | .4262 | 597 | 1932 | |
| 136. | Mel Ott * | .4262 | 650 | 1930 | |
| 137. | Earl Torgeson | .4258 | 676 | 1949 | |
| 138. | Richie Hebner * | .4256 | 585 | 1971 | |
| 139. | Eddie Yost | .4254 | 673 | 1951 | |
| 140. | Roy Cullenbine | .4253 | 622 | 1944 | |
| 141. | Eddie Lake | .4252 | 645 | 1948 | |
| 142. | Charlie Hollocher | .4252 | 682 | 1931 | |
| 143. | Earl Torgeson | .4250 | 649 | 1951 | |
| 144. | John Mayberry | .4250 | 680 | 1976 | |
| 145. | Eddie Lake | .4248 | 619 | 1951 | |
| 146. | Jack Clark | .4245 | 563 | 1987 | |
| 147. | Joe Koppe | .4244 | 517 | 1963 | |
| 148. | Johnny Hopp | .4242 | 534 | 1948 | |
| 149. | Frankie Zak | .4242 | 657 | 1950 | |
| 150. | Eddie Stanky | .4241 | 669 | 1946 | |
| 151. | Dave Harris | .4237 | 617 | 1931 | |
| 152. | Jeff Heath | .4237 | 702 | 1949 | |
| 153. | Rickey Henderson | .4236 | 687 | 1986 | |
| 154. | Mickey Mantle * | .4232 | 671 | 1964 | |
| 155. | Earl Torgeson | .4232 | 667 | 1953 | |
| Lou Gehrig | .4232 | 665 | 1933 | ||
| 157. | Whitey Kurowski | .4231 | 677 | 1949 | |
| 158. | Bobby Bonds * | .4230 | 689 | 1979 | |
| 159. | Dick Wakefield | .4229 | 558 | 1946 | |
| 160. | Ellis Clary | .4228 | 628 | 1952 | |
| 161. | Grady Hatton | .4228 | 693 | 1949 | |
| 162. | Eddie Yost | .4226 | 670 | 1955 | |
| 163. | Dick Dietz | .4223 | 611 | 1973 | |
| 164. | Augie Galan | .4220 | 655 | 1938 | |
| 165. | Larry Doby | .4220 | 609 | 1950 | |
| 166. | Steve Braun | .4219 | 577 | 1982 | |
| Merito Acosta | .4219 | 520 | 1930 | ||
| 168. | Dion James | .4218 | 596 | 1989 | |
| 169. | Whitey Kurowski | .4217 | 691 | 1948 | |
| 170. | Eddie Mathews | .4216 | 662 | 1961 | |
| Ferris Fain | .4216 | 659 | 1957 | ||
| 172. | Johnny Briggs | .4215 | 669 | 1972 | |
| 173. | Maurice Archdeacon | .4214 | 674 | 1930 | |
| 174. | Charlie Keller | .4213 | 508 | 1945 | |
| 175. | Bobby Brooks | .4211 | 627 | 1979 | |
| 176. | Heinie Manush | .4208 | 644 | 1933 | |
| 177. | Tony Lazzeri * | .4207 | 656 | 1937 | |
| 178. | Pat Seerey | .4207 | 618 | 1951 | |
| 179. | Bill Salkeld | .4206 | 505 | 1949 | |
| 180. | Ferris Fain | .4205 | 656 | 1955 | |
| 181. | Cookie Lavagetto | .4205 | 636 | 1941 | |
| 182. | Jack Clark | .4205 | 704 | 1985 | |
| 183. | Les Fleming | .4204 | 666 | 1948 | |
| 184. | Mike Hargrove | .4204 | 610 | 1975 | |
| 185. | Whitey Kurowski | .4204 | 688 | 1951 | |
| 186. | Norm Siebern | .4202 | 635 | 1960 | |
| 187. | Mike Adams | .4201 | 708 | 1978 | |
| 188. | Roy White | .4198 | 536 | 1974 | |
| 189. | Ellis Clary | .4198 | 650 | 1949 | |
| 190. | Mitchell Page | .4195 | 627 | 1982 | |
| 191. | Bobby Estalella | .4195 | 660 | 1938 | |
| 192. | Buddy Blattner * | .4194 | 691 | 1948 | |
| 193. | Augie Galan | .4194 | 703 | 1939 | |
| 194. | Buddy Myer | .4193 | 675 | 1934 | |
| 195. | Ned Harris | .4192+ | 476 | 1950 | |
| 196. | Mike Hargrove | .4190 | 526 | 1979 | |
| 197. | Orlando Cepeda * | .4190 | 674 | 1961 | |
| 198. | Joe Schultz | .4190 | 510 | 1943 | |
| 199. | Lefty O'Doul | .4189 | 666 | 1931 | |
| 200. | Harmon Killebrew * | .4189 | 636 | 1967 | |
| 201. | Johnny Mize * | .4187 | 696 | 1943 | |
| 202. | Norm Siebern | .4184 | 662 | 1963 | |
| Gil McDougald * | .4184 | 662 | 1953 | ||
| 204. | Alvin Davis | .4184 | 643 | 1987 | |
| 205. | Earl Torgeson | .4182 | 650 | 1952 | |
| 206. | Les Fleming | .4180 | 665 | 1944 | |
| 207. | Joe Schultz | .4180+ | 498 | 1951 | |
| 208. | Joe Schultz | .4179 | 608 | 1948 | |
| 209. | Gus Zernial | .4178 | 639 | 1951 | |
| Roy Sievers | .4178 | 640 | 1950 | ||
| 211. | Bill Delancey * | .4176 | 559 | 1937 | |
| 212. | Gene Woodling * | .4175 | 686 | 1953 | |
| 213. | Hank Greenberg * | .4173 | 686 | 1938 | |
| 214. | Ellis Burton | .4172+ | 486 | 1965 | |
| 215. | Pee Wee Reese * | .4171 | 710 | 1952 | |
| 216. | Mickey Mantle * | .4170 | 658 | 1958 | |
| 217. | Eddie Stanky | .4169 | 669 | 1945 | |
| 218. | Johnny Mize * | .4169 | 699 | 1946 | |
| 219. | Bobby Brown | .4168 | 538 | 1955 | |
| 220. | Eddie Mathews | .4168 | 633 | 1958 | |
| 221. | Roy Cullenbine | .4168 | 686 | 1945 | |
| 222. | Mike Hargrove | .4165 | 570 | 1978 | |
| 223. | Lena Styles | .4164 | 646 | 1930 | |
| 224. | Bobby Hofman | .4164 | 600 | 1955 | |
| 225. | Kal Daniels | .4163+ | 490 | 1990 | |
| 226. | Gene Woodling * | .4163 | 687 | 1952 | |
| 227. | Johnny Briggs | .4163 | 675 | 1978 | |
| Pee Wee Reese * | .4163 | 682 | 1953 | ||
| 229. | Gene Tenace | .4161 | 572 | 1973 | |
| 230. | Babe Herman | .4160 | 637 | 1934 | |
| 231. | Mike Adams | .4159 | 666 | 1981 | |
| 232. | Earl Torgeson | .4158 | 685 | 1956 | |
| 233. | Eddie Mathews | .4158 | 652 | 1955 | |
| 234. | Jack Clark | .4157 | 700 | 1986 | |
| 235. | Dick Dietz | .4157 | 600 | 1977 | |
| 236. | George Grantham | .4155 | 669 | 1931 | |
| 237. | Rickey Henderson | .4155 | 699 | 1985 | |
| 238. | Ron Fairly | .4153 | 626 | 1962 | |
| 239. | Earl Torgeson | .4153 | 616 | 1950 | |
| 240. | Babe Young | .4153 | 549 | 1946 | |
| 241. | Roy Johnson | .4151 | 588 | 1938 | |
| 242. | Ed Stevens | .4150 | 507 | 1949 | |
| 243. | Mitchell Page | .4149 | 565 | 1977 | |
| 244. | Bill Lewis | .4148 | 545 | 1934 | |
| 245. | Eddie Stanky | .4146 | 538 | 1947 | |
| 246. | Chili Davis | .4146 | 673 | 1989 | |
| 247. | John Mayberry | .4142 | 635 | 1974 | |
| 248. | Les Fleming | .4141 | 654 | 1945 | |
| 249. | Dave Magadan | .4140 | 541 | 1990 | |
| 250. | Ferris Fain | .4140 | 558 | 1947 | |
| 251. | Roy Johnson | .4139 | 604 | 1931 | |
| 252. | Lena Styles | .4139 | 594 | 1931 | |
| 253. | Ferris Fain | .4137 | 688 | 1958 | |
| 254. | Elmer Valo | .4137 | 657 | 1947 | |
| 255. | Augie Bergamo | .4137 | 519 | 1946 | |
| 256. | Johnny Briggs | .4132 | 668 | 1966 | |
| 257. | Les Fleming | .4131 | 650 | 1949 | |
| 258. | Eddie Stanky | .4131 | 618 | 1951 | |
| 259. | Ted Williams * | .4130 | 690 | 1940 | |
| 260. | Rickey Henderson | .4128 | 654 | 1987 | |
| 261. | Joe Ferguson | .4128 | 631 | 1976 | |
| 262. | Dolph Camilli * | .4126 | 605 | 1943 | |
| Phil Weintraub | .4126 | 612 | 1936 | ||
| 264. | Wally Berger * | .4126 | 681 | 1938 | |
| 265. | Dick Wakefield | .4126 | 512 | 1956 | |
| 266. | Arky Vaughan * | .4125 | 674 | 1944 | |
| 267. | Babe Herman | .4124 | 645 | 1933 | |
| 268. | Bill Salkeld | .4124+ | 500 | 1947 | |
| 269. | Jimmie Foxx * | .4122 | 656 | 1932 | |
| 270. | Al Rosen | .4121 | 626 | 1949 | |
| 271. | Jo-Jo White | .4120 | 588 | 1942 | |
| 272. | Arky Vaughan * | .4119 | 540 | 1934 | |
| 273. | Mickey Mantle * | .4118 | 544 | 1961 | |
| Ferris Fain | .4118 | 724 | 1954 | ||
| 275. | Joe Morgan | .4117 | 626 | 1974 | |
| 276. | Buddy Myer | .4116 | 658 | 1935 | |
| 277. | Johnny Briggs | .4115 | 679 | 1974 | |
| 278. | Hal Wagner | .4115 | 628 | 1950 | |
| 279. | Roy Johnson | .4115 | 577 | 1930 | |
| 280. | Earle Combs | .4114 | 528 | 1930 | |
| 281. | Jimmie Foxx * | .4113 | 688 | 1936 | |
| 282. | Ralph Kiner * | .4113 | 671 | 1950 | |
| Pat Seerey | .4113 | 673 | 1949 | ||
| 284. | John Olerud | .4112 | 643 | 1990 | |
| 285. | Billy North | .4111 | 726 | 1972 | |
| 286. | Tom Herr | .4110 | 638 | 1987 | |
| 287. | Johnny Briggs | .4110 | 674 | 1975 | |
| 288. | Gene Woodling * | .4109 | 696 | 1951 | |
| 289. | Dale Murphy | .4109 | 606 | 1985 | |
| 290. | Arky Vaughan * | .4109 | 646 | 1942 | |
| 291. | Jim Finigan | .4108 | 650 | 1957 | |
| 292. | Elmer Valo | .4107 | 691 | 1951 | |
| 293. | Darren Daulton | .4107 | 617 | 1990 | |
| 294. | Jack Cummings * | .4107 | 599 | 1937 | |
| 295. | Joe Morgan | .4106 | 526 | 1965 | |
| 296. | Lenny Green | .4105 | 665 | 1968 | |
| 297. | Paul Waner | .4105 | 609 | 1933 | |
| 298. | Bobby Brooks | .4105 | 651 | 1975 | |
| 299. | Johnny Pesky | .4104 | 580 | 1942 | |
| 300. | Elmer Valo | .4104 | 676 | 1950 |
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