Over the course of the 5,267 at-bats in his baseball career, McMullen has hit .248 and has racked up 1,304 hits. His OBP is .316 and he also has a lifetime OPS of .359. He has tallied 583 runs and also has 625 RBIs. McMullen has drawn a free base 525 times while being called out on strikes on 848 occasions. He has hit a home run 161 times, with 2,020 bases in total and a .044 slugging %.
McMullen has earned 55 bases in total with 31 base hits in 136 at-bats. He is sitting with an on-base percentage of .305 in addition to 15 walks and 33 K’s. For this campaign, Ken McMullen has knocked in 19 runs and has compiled a slugging percentage of .404. He has scored 15 runs over the course of the season and has hit 5 balls out of the park. He has a batting average of .228 in addition to holding an OPS of .709.
| Year | Team | BA | HR | H | BB | R | RBI | OBP | PA | AB | OPS | OPS+ | 2B | 3B | G | SLG | SB | CS | TB | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Career | .248 | 156 | 1,273 | 510 | 568 | 606 | .316 | 5,731 | 5,131 | .699 | 104 | 172 | 26 | 1,583 | .383 | 20 | 19 | 1,965 | 815 | |
| 1977 | MIL | .228 | 5 | 31 | 15 | 15 | 19 | .305 | 151 | 136 | .709 | 92 | 7 | 1 | 63 | .404 | 0 | 0 | 55 | 33 |
| 1976 | OAK | .220 | 5 | 41 | 22 | 20 | 23 | .305 | 211 | 186 | .660 | 98 | 6 | 2 | 98 | .355 | 1 | 1 | 66 | 33 |
| 1975 | LAD | .239 | 2 | 11 | 7 | 4 | 14 | .340 | 53 | 46 | .774 | 119 | 1 | 1 | 39 | .435 | 0 | 0 | 20 | 12 |
| 1974 | LAD | .250 | 3 | 15 | 2 | 5 | 12 | .274 | 63 | 60 | .691 | 95 | 1 | 0 | 44 | .417 | 0 | 0 | 25 | 12 |
| 1973 | LAD | .247 | 5 | 21 | 6 | 6 | 18 | .297 | 91 | 85 | .779 | 117 | 5 | 0 | 42 | .482 | 0 | 0 | 41 | 13 |
| 1972 | CAL | .269 | 9 | 127 | 48 | 36 | 34 | .335 | 523 | 472 | .704 | 116 | 18 | 1 | 137 | .369 | 1 | 2 | 174 | 59 |
| 1971 | CAL | .250 | 21 | 148 | 53 | 63 | 68 | .312 | 657 | 593 | .707 | 107 | 19 | 2 | 160 | .395 | 1 | 1 | 234 | 74 |
| 1970 | TOT | .229 | 14 | 110 | 64 | 55 | 64 | .321 | 552 | 481 | .673 | 89 | 11 | 3 | 139 | .351 | 1 | 0 | 169 | 91 |
| 1970 | WSA | .203 | 0 | 12 | 5 | 5 | 3 | .266 | 64 | 59 | .503 | 43 | 2 | 0 | 15 | .237 | 0 | 0 | 14 | 10 |
| 1970 | CAL | .232 | 14 | 98 | 59 | 50 | 61 | .329 | 488 | 422 | .696 | 96 | 9 | 3 | 124 | .367 | 1 | 0 | 155 | 81 |
| 1969 | WSA | .272 | 19 | 153 | 70 | 83 | 87 | .349 | 642 | 562 | .775 | 122 | 25 | 2 | 158 | .425 | 4 | 5 | 239 | 103 |
| 1968 | WSA | .248 | 20 | 138 | 63 | 66 | 62 | .326 | 626 | 557 | .708 | 118 | 11 | 2 | 151 | .382 | 1 | 3 | 213 | 66 |
| 1967 | WSA | .245 | 16 | 138 | 46 | 73 | 67 | .301 | 620 | 563 | .677 | 103 | 22 | 2 | 146 | .377 | 5 | 3 | 212 | 84 |
| 1966 | WSA | .233 | 13 | 122 | 44 | 48 | 54 | .289 | 582 | 524 | .648 | 86 | 19 | 4 | 147 | .359 | 3 | 1 | 188 | 89 |
| 1965 | WSA | .263 | 18 | 146 | 47 | 75 | 54 | .323 | 618 | 555 | .737 | 110 | 18 | 6 | 150 | .414 | 2 | 0 | 230 | 90 |
| 1964 | LAD | .209 | 1 | 14 | 3 | 3 | 2 | .243 | 72 | 67 | .497 | 45 | 0 | 0 | 24 | .254 | 0 | 1 | 17 | 7 |
| 1963 | LAD | .236 | 5 | 55 | 20 | 16 | 28 | .297 | 259 | 233 | .636 | 90 | 9 | 0 | 79 | .339 | 1 | 2 | 79 | 46 |
| 1962 | LAD | .273 | 0 | 3 | 0 | 0 | 0 | .273 | 11 | 11 | .545 | 51 | 0 | 0 | 6 | .273 | 0 | 0 | 3 | 3 |
