Babe Ruth has the best wOBA with 502+ plate appearances in a season, with a wOBA of .597 in 1920.

highest woba by a player in a season with 502+ pa
1920 Ruth 1921 Ruth 1923 Ruth 1941 Williams 1926 Ruth 1924 Ruth 1927 Ruth 2002 Bonds 1925 Hornsby 1927 Gehrig 1924 Hornsby 2004 Bonds 2001 Bonds 1894 Duffy 1931 Ruth 1946 Williams 1887 O'Neill 1957 Williams 1942 Williams 1932 Foxx 1922 Hornsby 1930 Ruth 1936 Gehrig 1948 Musial 1934 Gehrig 1949 Williams 1895 Delahanty 0 0.1 0.1 0.2 0.2 0.3 0.3 0.4 0.4 0.5 0.5 0.6 .597 .575 .571 .568 .551 .549 .545 .544 .540 .540 .537 .537 .537 .526 .525 .525 .525 .524 .524 .522 .520 .517 .512 .512 .511 .511 .510
NAME SEASON TM G WOBA PA AB R H 2B 3B HR RBI SH SF SB CS BB IBB HBP SO GIDP TB XBH AVG OBP SLG OPS WRC WRC+ WRAA BRAA
Babe Ruth illustration Babe Ruth
1920
NYY logo NYY
142 .597 616 458 158 172 36 9 54 135 5 14 14 150 3 80 388 99 .376 .532 .847 1.379 191 237 120.9 110.5
Babe Ruth illustration Babe Ruth
1921
NYY logo NYY
152 .575 693 540 177 204 44 16 59 168 4 17 13 145 4 81 457 119 .378 .512 .846 1.359 214 224 127.8 118.7
Babe Ruth illustration Babe Ruth
1923
NYY logo NYY
152 .571 699 522 151 205 45 13 41 130 3 17 21 170 4 93 399 99 .393 .545 .764 1.309 211 230 124.7 120.4
Ted Williams illustration Ted Williams
1941
BSA logo BSA
143 .568 606 456 135 185 33 3 37 120 0 2 4 147 3 27 10 335 73 .406 .553 .735 1.287 179 221 108.8 96.9
Babe Ruth illustration Babe Ruth
1926
NYY logo NYY
152 .551 652 495 139 184 30 5 47 153 10 11 9 144 3 76 365 82 .372 .516 .737 1.253 184 216 105.6 100.6
Babe Ruth illustration Babe Ruth
1924
NYY logo NYY
153 .549 681 529 143 200 39 7 46 124 6 9 13 142 4 81 391 92 .378 .513 .739 1.252 193 210 109.2 102
Babe Ruth illustration Babe Ruth
1927
NYY logo NYY
151 .545 691 540 158 192 29 8 60 165 14 7 6 137 0 89 417 97 .356 .486 .772 1.258 195 212 109.9 104.8
Barry Bonds illustration Barry Bonds
2002
SFG logo SFG
143 .544 612 403 117 149 31 2 46 110 0 2 9 2 198 68 9 47 4 322 79 .370 .582 .799 1.381 183 244 110 109.9
Rogers Hornsby illustration Rogers Hornsby
1925
SLN logo SLN
138 .540 605 504 133 203 41 10 39 143 16 5 3 83 2 39 381 90 .403 .489 .756 1.245 173 208 94.1 90.1
Lou Gehrig illustration Lou Gehrig
1927
NYY logo NYY
155 .540 717 584 149 218 52 18 47 173 21 10 8 109 3 84 447 117 .373 .474 .765 1.240 199 209 110.9 105.6
Rogers Hornsby illustration Rogers Hornsby
1924
SLN logo SLN
143 .537 640 536 121 227 43 14 25 94 13 5 12 89 2 32 373 82 .424 .507 .696 1.203 175 221 96.7 95.9
Barry Bonds illustration Barry Bonds
2004
SFG logo SFG
147 .537 617 373 129 135 27 3 45 101 0 3 6 1 232 120 9 41 5 303 75 .362 .609 .812 1.422 185 233 108 105.7
Barry Bonds illustration Barry Bonds
2001
SFG logo SFG
153 .537 664 476 129 156 32 2 73 137 0 2 13 3 177 35 9 93 5 411 107 .328 .515 .863 1.379 200 234 117.7 116.6
Hugh Duffy illustration Hugh Duffy
1894
BSN logo BSN
125 .526 616 539 160 237 51 16 18 145 10 48 66 1 15 374 85 .440 .502 .694 1.196 203 169 91.3 80.7
Babe Ruth illustration Babe Ruth
1931
NYY logo NYY
145 .525 663 534 149 199 31 3 46 162 0 5 4 128 1 51 374 80 .373 .495 .700 1.195 181 206 98.6 95.1
Ted Williams illustration Ted Williams
1946
BSA logo BSA
150 .525 672 514 142 176 37 8 38 123 0 0 0 156 2 44 12 343 83 .342 .497 .667 1.164 166 214 95.8 87.5
Tip O'Neill illustration Tip O'Neill
1887 STL 124 .525 572 517 167 225 52 19 14 123 30 50 5 20 357 85 .435 .490 .691 1.180 191 190 96.4 88.9
Ted Williams illustration Ted Williams
1957
BOS logo BOS
132 .524 546 420 96 163 28 1 38 87 0 2 0 1 119 33 5 43 11 307 67 .388 .526 .731 1.257 148 223 87.3 79
Ted Williams illustration Ted Williams
1942
BSA logo BSA
150 .524 671 522 141 186 34 5 36 137 0 3 2 145 4 51 12 338 75 .356 .499 .648 1.147 168 209 96.2 86.5
Jimmie Foxx illustration Jimmie Foxx
1932
PHA logo PHA
154 .522 701 585 151 213 33 9 58 169 0 3 7 116 0 96 438 100 .364 .469 .749 1.218 193 198 105.6 95.8
Rogers Hornsby illustration Rogers Hornsby
1922
SLN logo SLN
154 .520 704 623 141 250 46 14 42 152 15 17 12 65 1 50 450 102 .401 .459 .722 1.181 186 197 97.8 92.7
Babe Ruth illustration Babe Ruth
1930
NYY logo NYY
145 .517 676 518 150 186 28 9 49 153 21 10 10 136 1 61 379 86 .359 .493 .732 1.225 192 204 97 100.6
Lou Gehrig illustration Lou Gehrig
1936
NYY logo NYY
155 .512 719 579 167 205 37 7 49 152 3 3 4 130 7 46 403 93 .354 .478 .696 1.174 192 178 97.6 85.8
Stan Musial illustration Stan Musial
1948
SLN logo SLN
155 .512 694 611 135 230 46 18 39 131 1 7 79 3 34 18 429 103 .376 .450 .702 1.152 174 201 92.3 86.4
Lou Gehrig illustration Lou Gehrig
1934
NYY logo NYY
154 .511 690 579 128 210 40 6 49 166 0 9 5 109 2 31 409 95 .363 .465 .706 1.172 182 194 94.8 90.9

Explore