In his professional baseball career, Gwynn has hit 136 balls over the fence while driving in 1,155 runs. Over the course of his time in the league, he faced a pitcher 10,344 times and has reached base with a base hit 3,174 times. He has recorded a slugging percentage of .100 and he has a total of 4,306 bases. He has been struck out 443 times and has walked on 800 at-bats, which contributes in part to a .388 OBP. Gwynn has raked .338 for his baseball career in addition to 1,388 runs scored and an OPS of .488.
Gwynn has accounted for 33 base hits out of 102 at-bats for a batting average of .324. He has taken a walk 10 times and holds an OBP of .384. For the season, Gwynn has scored 5 runs, recorded 17 RBI and has 1 home runs. He has amassed an OPS of 0.845 with a slugging % of .461. He has fanned 9 times while compiling 47 bases in total.
| Year | Team | BA | HR | H | BB | R | RBI | OBP | PA | AB | OPS | OPS+ | 2B | 3B | G | SLG | SB | CS | TB | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Career | .338 | 135 | 3,141 | 790 | 1,383 | 1,138 | .388 | 10,232 | 9,288 | .847 | 132 | 543 | 85 | 2,440 | .459 | 319 | 125 | 4,259 | 434 | |
| 2001 | SDP | .324 | 1 | 33 | 10 | 5 | 17 | .384 | 112 | 102 | .845 | 127 | 9 | 1 | 71 | .461 | 1 | 0 | 47 | 9 |
| 2000 | SDP | .323 | 1 | 41 | 9 | 17 | 17 | .364 | 140 | 127 | .805 | 110 | 12 | 0 | 36 | .441 | 0 | 1 | 56 | 4 |
| 1999 | SDP | .338 | 10 | 139 | 29 | 59 | 62 | .381 | 446 | 411 | .858 | 124 | 27 | 0 | 111 | .477 | 7 | 2 | 196 | 14 |
| 1998 | SDP | .321 | 16 | 148 | 35 | 65 | 69 | .364 | 505 | 461 | .865 | 133 | 35 | 0 | 127 | .501 | 3 | 1 | 231 | 18 |
| 1997 | SDP | .372 | 17 | 220 | 43 | 97 | 119 | .409 | 651 | 592 | .957 | 156 | 49 | 2 | 149 | .547 | 12 | 5 | 324 | 28 |
| 1996 | SDP | .353 | 3 | 159 | 39 | 67 | 50 | .400 | 498 | 451 | .842 | 128 | 27 | 2 | 116 | .441 | 11 | 4 | 199 | 17 |
| 1995 | SDP | .368 | 9 | 197 | 35 | 82 | 90 | .404 | 577 | 535 | .888 | 137 | 33 | 1 | 135 | .484 | 17 | 5 | 259 | 15 |
| 1994 | SDP | .394 | 12 | 165 | 48 | 79 | 64 | .454 | 475 | 419 | 1.022 | 169 | 35 | 1 | 110 | .568 | 5 | 0 | 238 | 19 |
| 1993 | SDP | .358 | 7 | 175 | 36 | 70 | 59 | .398 | 534 | 489 | .895 | 138 | 41 | 3 | 122 | .497 | 14 | 1 | 243 | 19 |
| 1992 | SDP | .317 | 6 | 165 | 46 | 77 | 41 | .371 | 569 | 520 | .786 | 121 | 27 | 3 | 128 | .415 | 3 | 6 | 216 | 16 |
| 1991 | SDP | .317 | 4 | 168 | 34 | 69 | 62 | .355 | 569 | 530 | .787 | 118 | 27 | 11 | 134 | .432 | 8 | 8 | 229 | 19 |
| 1990 | SDP | .309 | 4 | 177 | 44 | 79 | 72 | .357 | 629 | 573 | .772 | 112 | 29 | 10 | 141 | .415 | 17 | 8 | 238 | 23 |
| 1989 | SDP | .336 | 4 | 203 | 56 | 82 | 62 | .389 | 679 | 604 | .813 | 132 | 27 | 7 | 158 | .424 | 40 | 16 | 256 | 30 |
| 1988 | SDP | .313 | 7 | 163 | 51 | 64 | 70 | .373 | 578 | 521 | .787 | 128 | 22 | 5 | 133 | .415 | 26 | 11 | 216 | 40 |
| 1987 | SDP | .370 | 7 | 218 | 82 | 119 | 54 | .447 | 680 | 589 | .958 | 158 | 36 | 13 | 157 | .511 | 56 | 12 | 301 | 35 |
| 1986 | SDP | .329 | 14 | 211 | 52 | 107 | 59 | .381 | 701 | 642 | .848 | 135 | 33 | 7 | 160 | .467 | 37 | 9 | 300 | 35 |
| 1985 | SDP | .317 | 6 | 197 | 45 | 90 | 46 | .364 | 671 | 622 | .773 | 117 | 29 | 5 | 154 | .408 | 14 | 11 | 254 | 33 |
| 1984 | SDP | .351 | 5 | 213 | 59 | 88 | 71 | .410 | 675 | 606 | .853 | 141 | 21 | 10 | 158 | .444 | 33 | 18 | 269 | 23 |
| 1983 | SDP | .309 | 1 | 94 | 23 | 34 | 37 | .355 | 334 | 304 | .726 | 105 | 12 | 2 | 86 | .372 | 7 | 4 | 113 | 21 |
| 1982 | SDP | .289 | 1 | 55 | 14 | 33 | 17 | .337 | 209 | 190 | .726 | 107 | 12 | 2 | 54 | .389 | 8 | 3 | 74 | 16 |
