highest obp in american league with a minimum 500 pa through age-by by 20 season since 1947

Since 1947, Ted Williams has the best on-base percentage in the AL with 500+ plate appearances in a season, with an on-base percentage of .526 in 1957.

Interpreted as:
highest obp in american league with a minimum 500 pa through age-by a player by 20 season since 1947
NAME OBP PA AGE SEASON TM G AB R H 2B 3B HR RBI BB HBP SO SB CS TB XBH SH SF IBB GIDP AVG SLG OPS WRC WRAA WOBA WRC+ BRAA
1 Ted Williams
T. Williams
.526
546
38
1957
BOS BOS
132
420
96
163
28
1
38
87
119
5
43
0
1
307
67
0
2
33
11
.388
.731
1.257
148
87.3
.524
223
79
2 Ted Williams
T. Williams
.513
526
35
1954
BOS BOS
117
386
93
133
23
1
29
89
136
1
32
0
0
245
53
0
3
10
.345
.635
1.148
131
71.1
.507
207
65.5
3 Mickey Mantle
M. Mantle
.512
623
25
1957
NYY NYY
144
474
121
173
28
6
34
94
146
0
75
16
3
315
68
0
3
23
5
.365
.665
1.177
157
87.1
.498
217
86
4 Ted Williams
T. Williams
.499
693
28
1947
BSA BSA
156
528
125
181
40
9
32
114
162
2
47
0
1
335
81
1
10
.343
.634
1.133
170
91.3
.508
207
86.2
5 Ted Williams
T. Williams
.497
638
29
1948
BSA BSA
137
509
124
188
44
3
25
127
126
3
41
4
0
313
72
0
10
.369
.615
1.112
156
81
.504
184
68.8
6 Ted Williams
T. Williams
.490
730
30
1949
BSA BSA
155
566
150
194
39
3
43
159
162
2
48
1
1
368
85
0
22
.343
.650
1.141
182
95.5
.511
187
82.2
7 Frank Thomas
F. Thomas
.487
517
26
1994
CWS CWS
113
399
106
141
34
1
38
101
109
2
61
2
3
291
73
0
7
12
15
.353
.729
1.217
138
72.3
.499
205
71.9
8 Norm Cash
N. Cash
.487
672
26
1961
DET DET
159
535
119
193
22
8
41
132
124
9
85
11
5
354
71
2
2
19
16
.361
.662
1.148
168
88.3
.488
194
79.5
9 Mickey Mantle
M. Mantle
.486
502
30
1962
NYY NYY
123
377
96
121
15
1
30
89
122
1
78
9
0
228
46
0
2
9
4
.321
.605
1.091
118
59.5
.472
192
57.6
10 Ted Williams
T. Williams
.479
503
37
1956
BOS BOS
136
400
71
138
28
2
24
82
102
1
39
0
0
242
54
0
0
11
13
.345
.605
1.084
116
57.5
.470
175
47.8
11 Edgar Martinez
E. Martinez
.479
639
32
1995
SEA SEA
145
511
121
182
52
0
29
113
116
8
87
4
3
321
81
0
4
19
11
.356
.628
1.107
152
72.5
.469
182
68.8
12 Jason Giambi
J. Giambi
.477
671
30
2001
OAK OAK
154
520
109
178
47
2
38
120
129
13
83
2
0
343
87
0
9
24
17
.342
.660
1.137
162
78.3
.465
193
78.7
13 Jason Giambi
J. Giambi
.476
664
29
2000
OAK OAK
152
510
108
170
29
1
43
137
137
9
96
2
0
330
73
0
8
6
9
.333
.647
1.123
163
75.5
.471
182
74.3
14 Wade Boggs
W. Boggs
.476
719
30
1988
BOS BOS
155
584
128
214
45
6
5
58
125
3
34
2
3
286
56
0
7
18
23
.366
.490
.965
141
62.7
.427
167
55.5
15 John Olerud
J. Olerud
.473
679
24
1993
TOR TOR
158
551
109
200
54
2
24
107
114
7
65
0
2
330
80
0
7
33
12
.363
.599
1.072
151
69.8
.454
180
66.6
16 Carlos Delgado
C. Delgado
.470
711
28
2000
TOR TOR
162
569
115
196
57
1
41
137
123
15
104
0
1
378
99
0
4
18
12
.344
.664
1.134
174
81
.471
179
76
17 Mark McGwire
M. McGwire
.467
548
32
1996
OAK OAK
130
423
104
132
21
0
52
113
116
8
112
0
0
309
73
0
1
16
14
.312
.730
1.198
142
71.8
.489
190
68.5
18 Mickey Mantle
M. Mantle
.464
652
24
1956
NYY NYY
150
533
132
188
22
5
52
130
112
2
99
10
1
376
79
1
4
6
4
.353
.705
1.169
164
88.9
.498
202
84.6
19 Edgar Martinez
E. Martinez
.464
634
33
1996
SEA SEA
139
499
121
163
52
2
26
103
123
8
84
3
3
297
80
0
4
12
15
.327
.595
1.059
144
62.2
.450
164
56
20 Ted Williams
T. Williams
.464
675
32
1951
BSA BSA
148
531
109
169
28
4
30
126
144
0
45
1
1
295
62
0
10
.318
.556
1.019
146
66.5
.463
166
55.4
21 Wade Boggs
W. Boggs
.461
667
29
1987
BOS BOS
147
551
108
200
40
6
24
89
105
2
48
1
3
324
70
1
8
19
13
.363
.588
1.049
147
64.9
.443
171
60.2
22 Mike Trout
M. Trout
.460
607
26
2018
LAA LAA
140
471
101
147
24
4
39
79
122
10
124
24
2
296
67
0
4
25
5
.312
.628
1.088
136
65.3
.447
189
64.4
23 Frank Thomas
F. Thomas
.459
649
28
1996
CWS CWS
141
527
110
184
26
0
40
134
109
5
70
1
1
330
66
0
8
26
25
.349
.626
1.085
148
64.3
.451
167
60.4
24 Ted Williams
T. Williams
.458
517
39
1958
BOS BOS
129
411
81
135
23
2
26
85
98
4
49
1
0
240
51
0
4
12
19
.328
.584
1.042
110
52.2
.449
179
47.5
25 Aaron Judge
A. Judge
.458
703
32
2024
NYY NYY
158
559
122
180
36
1
58
144
133
9
171
10
0
392
95
0
2
20
22
.322
.701
1.159
176
93.7
.476
219
95.5

More Red Sox Stats

Team Rankings

HR

150

10th

R

623

4th

SO

1,009

20th

ERA

3.73

7th

2025 Division Standings
TEAM W L PCT GB
Blue Jays Blue Jays
73
51
.589
Red Sox Red Sox
68
56
.548
5.0
Yankees Yankees
66
57
.537
6.5
Rays Rays
61
63
.492
12.0
Orioles Orioles
56
67
.455
16.5
Schedule
DATE MATCHUP TIME (ET)
Sun
8/17
MIA MIA
@
BOS BOS
1:35 PM
Mon
8/18
BAL BAL
@
BOS BOS
7:10 PM
Tue
8/19
BAL BAL
@
BOS BOS
7:10 PM
Thu
8/21
BOS BOS
@
NYY NYY
7:15 PM
Fri
8/22
BOS BOS
@
NYY NYY
7:05 PM
Last Game
BOS Red Sox

68 - 56

7

Final

5

MIA Marlins

58 - 65

Sat 16 Aug 2025

MLB 2025 Batting Leaders

MLB 2025 Pitching Leaders

MLB Fantasy 2025

MLB 2025 Betting

MLB 2025 Division Standings

NL East W L PCT GB
Phillies Phillies
70
53
.569
Mets Mets
65
58
.528
5.0
NL Central W L PCT GB
Brewers Brewers
78
44
.639
Cubs Cubs
69
53
.566
9.0
NL West W L PCT GB
Dodgers Dodgers
70
53
.569
Padres Padres
69
54
.561
1.0
AL East W L PCT GB
Blue Jays Blue Jays
73
51
.589
Red Sox Red Sox
68
56
.548
5.0
AL Central W L PCT GB
Tigers Tigers
73
52
.584
Guardians Guardians
63
59
.516
8.5
AL West W L PCT GB
Astros Astros
69
54
.561
Mariners Mariners
68
56
.548
1.5

MLB 2025 Scores & Schedule

Scores

DATE MATCHUP SCORE
Fri
8/1
LAD LAD
@
TBR TBR
0-4
Fri
8/1
BAL BAL
@
CHC CHC
4-3
Fri
8/1
KCR KCR
@
TOR TOR
2-4
Fri
8/1
PIT PIT
@
COL COL
5-8
Fri
8/1
DET DET
@
PHI PHI
7-5

Schedule

DATE MATCHUP TIME (ET)
Sun
8/17
PHI PHI
@
WSH WSH
11:35 AM
Sun
8/17
MIA MIA
@
BOS BOS
1:35 PM
Sun
8/17
TEX TEX
@
TOR TOR
1:37 PM
Sun
8/17
ATL ATL
@
CLE CLE
1:40 PM
Sun
8/17
MIL MIL
@
CIN CIN
1:40 PM