First Basemen 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.    Ferris Fain .4901 560 1949  
2.    Lou Gehrig .4699 664 1932  
3.    Ferris Fain .4674 525 1950  
4.    Johnny Mize * .4662 637 1938  
5.    Eddie Yost .4620 658 1956  
6.    Earl Torgeson .4612 645 1948  
7.    Jimmie Foxx * .4566 530 1933  
8.    Johnny Mize * .4562 697 1945  
9.    Chili Davis .4494 672 1990  
10.    Jimmie Foxx * .4475 686 1931  
11.    Earl Torgeson .4453 522 1947  
12.    Earl Torgeson .4422 631 1955  
13.    Ferris Fain .4402 518 1951  
14.    Johnny Mize * .4399 642 1937  
15.    Eddie Yost .4366 571 1954  
16.    Jimmie Foxx * .4358 693 1938  
17.    Elbie Fletcher .4346 521 1939  
18.    Earl Torgeson .4343 651 1954  
19.    John Mayberry .4342 661 1975  
20.    Harry Heilmann .4338 686 1930  
21.    Eddie Yost .4327 687 1957  
22.    Vic Wertz .4303 663 1950  
23.    Ferris Fain .4302 686 1952  
24.    Jimmie Foxx * .4296 668 1930  
25.    Jimmie Foxx * .4296 689 1935  
26.    Johnny Mize * .4270 637 1942  
27.    Charlie Keller .4269 671 1949  
28.    Charlie Keller .4266 642 1948  
29.    Del Bissonette .4265 681 1930  
30.    Jimmie Foxx * .4262 671 1934  
31.    Earl Torgeson .4258 676 1949  
32.    Eddie Yost .4254 673 1951  
33.    Earl Torgeson .4250 649 1951  
34.    John Mayberry .4250 680 1976  
35.    Johnny Hopp .4242 534 1948  
36.    Earl Torgeson .4232 667 1953  
  Lou Gehrig .4232 665 1933  
38.    Eddie Yost .4226 670 1955  
39.    Ferris Fain .4216 659 1957  
40.    Charlie Keller .4213 508 1945  
41.    Ferris Fain .4205 656 1955  
42.    Johnny Mize * .4187 696 1943  
43.    Alvin Davis .4184 643 1987  
44.    Earl Torgeson .4182 650 1952  
45.    Hank Greenberg * .4173 686 1938  
46.    Johnny Mize * .4169 699 1946  
47.    Bobby Brown .4168 538 1955  
48.    Earl Torgeson .4158 685 1956  
49.    Earl Torgeson .4153 616 1950  
50.    Ed Stevens .4150 507 1949  
51.    Chili Davis .4146 673 1989  
52.    John Mayberry .4142 635 1974  
53.    Ferris Fain .4140 558 1947  
54.    Ferris Fain .4137 688 1958  
55.    Jimmie Foxx * .4122 656 1932  
56.    Ferris Fain .4118 724 1954  
57.    Jimmie Foxx * .4113 688 1936  
58.    John Olerud .4112 643 1990  
59.    John Mayberry .4100 700 1977  
60.    Eddie Yost .4099 675 1952  
61.    Nick Etten .4091 534 1941  
62.    Hank Greenberg * .4090 687 1942  
63.    Ron Santo .4090 511 1966  
64.    Alvin Davis .4086 674 1985  
65.    Del Bissonette .4086 652 1935  
66.    Curt Blefary .4081 621 1966  
67.    Johnny Mize * .4080 703 1947  
68.    Buzz Arlett .4076 712 1931  
69.    Aaron Pointer .4070 601 1972  
70.    Ferris Fain .4068 627 1948  
71.    Bobby Brown .4065 674 1956  
72.    Johnny Mize * .4065 711 1949  
73.    Hank Greenberg * .4063 699 1944  
74.    Jimmie Foxx * .4061 687 1937  
75.    Del Bissonette .4061 660 1932  
76.    Johnny Mize * .4060 665 1940  
77.    Wayne Belardi .4060 633 1957  
78.    Hank Greenberg * .4054 703 1941  
79.    Johnny Mize * .4052 612 1939  
80.    Johnny Mize * .4046 650 1941  
81.    Lou Gehrig .4044 678 1930  
82.    Ripper Collins .4042 625 1935  
83.    Johnny Hopp .4039 612 1951  
84.    Johnny Hopp .4037 706 1942  
85.    Nick Etten .4036 512 1944  
86.    Bud Clancy .4031 528 1931  
87.    Dale Alexander .4028 648 1933  
88.    Vic Wertz .4025 564 1955  
89.    Del Bissonette .4023 606 1934  
90.    Bobby Brown .4018 563 1952  
91.    Del Bissonette .4015 688 1931  
92.    Johnny Hopp .4014 728 1946  
93.    Hal Trosky .4009 668 1938  
94.    Eddie Yost .4006 671 1950  
95.    Ferris Fain .4003 682 1953  
96.    Joe Adcock .3997 629 1951  
97.    Earl Torgeson .3996 540 1959  
98.    Lou Gehrig .3994 687 1931  
99.    Hank Greenberg * .3994 650 1945  
100.    Wally Backman .3991 682 1988  
101.    Gordon Goldsberry .3981 523 1954  
102.    Chili Davis .3979 683 1988  
103.    Curt Blefary .3979 656 1967  
104.    Clint Hurdle .3978 654 1985  
105.    Ted Kluszewski * .3973 672 1950  
  Johnny Mize * .3973 672 1948  
107.    Ron Santo .3971 550 1964  
108.    Lou Gehrig .3970 662 1934  
109.    Earl Torgeson .3969 656 1957  
110.    Don Lenhardt .3969 583 1950  
111.    Bill Terry .3968 566 1933  
112.    Chili Davis .3963 658 1986  
113.    Curt Blefary .3962 683 1976  
114.    Buzz Arlett .3953 685 1932  
115.    Ray Sanders .3951 533 1948  
116.    Alvin Davis .3951 648 1986  
117.    Gene Hasson .3949 630 1940  
118.    Johnny Hopp .3948 663 1944  
119.    Hank Greenberg * .3948 586 1937  
120.    Hal Trosky .3944+ 496 1941  
121.    Ferris Fain .3941 651 1959  
122.    John Mayberry .3941 710 1978  
123.    Al Woods .3939 564 1989  
124.    Jim Gentile .3938 584 1962  
125.    Chili Davis .3938 640 1985  
126.    Vic Wertz .3933 662 1954  
127.    Joe Hauser .3933 686 1930  
128.    Clint Hurdle .3931 641 1982  
  Fred Sington .3931 641 1945  
130.    Hank Greenberg * .3929 713 1936  
131.    Johnny Hopp .3926 686 1949  
132.    Eddie Yost .3923 675 1959  
133.    Del Bissonette .3921 534 1936  
134.    Jack Bolling .3920 603 1942  
135.    Elbie Fletcher .3919 569 1940  
136.    Charlie Keller .3918 684 1943  
137.    Buddy Hassett .3918 659 1943  
138.    Nick Etten .3913 537 1945  
139.    Al Gionfriddo .3910 672 1953  
140.    Johnny Hopp .3909 640 1941  
141.    Gene Hasson .3908 564 1944  
142.    Johnny Hopp .3907 581 1943  
143.    Joe Adcock .3906 658 1955  
144.    Ted Kluszewski * .3905 653 1949  
145.    Joe Adcock .3900 642 1958  
146.    Buzz Arlett .3899 614 1933  
147.    Bobby Brown .3898 552 1950  
148.    Ed Stevens .3892 527 1950  
149.    Steve Bilko .3890 640 1961  
150.    Alvin Davis .3887 638 1990  
  Dale Alexander .3887 638 1932  
152.    Charlie Keller .3883 704 1950  
153.    Johnny Mize * .3881 674 1944  
154.    Eddie Yost .3880 701 1958  
155.    Lou Gehrig .3880 666 1935  
156.    Ed Morgan .3879 631 1933  
157.    Don Lenhardt .3879 546 1955  
158.    Curt Blefary .3879 642 1973  
159.    Curt Blefary .3878 673 1972  
160.    John Herrnstein .3878 521 1974  
161.    Gene Hasson .3872+ 485 1945  
162.    Mark Grace .3872 548 1990  
163.    Merv Connors .3871 670 1941  
164.    Norm Cash .3869 641 1961  
165.    Elbie Fletcher .3868 567 1941  
166.    Johnny Hopp .3861 679 1945  
167.    Bobby Brown .3860 659 1951  
168.    Charlie Keller .3860 616 1944  
169.    Rusty Staub .3859 540 1976  
170.    Buddy Hassett .3857 633 1939  
171.    Ferris Fain .3857 674 1956  
172.    Jack Bolling .3856 613 1944  
173.    Fred Sington .3854 662 1940  
174.    Buzz Arlett .3853 641 1934  
175.    Tony Solaita .3849 504 1974  
176.    Curt Blefary .3840 638 1968  
177.    Norm Cash .3840 625 1965  
  Elbie Fletcher .3840+ 493 1943  
  Buddy Hassett .3840 627 1942  
180.    Jack Bolling .3838 595 1940  
181.    Don Lenhardt .3834 657 1953  
182.    Dale Alexander .3832 668 1935  
183.    Bud Clancy .3832 544 1933  
184.    Buddy Hassett .3831 654 1938  
  Joe Hauser .3831 651 1933  
186.    Al Gionfriddo .3828 656 1948  
187.    Charlie Keller .3828 548 1947  
188.    Al Gionfriddo .3827 698 1952  
189.    Charlie Keller .3827 669 1942  
190.    Eddie Yost .3826 660 1953  
191.    John Olerud .3825+ 487 1989  
192.    Joe Hauser .3820 658 1931  
193.    Carl Yastrzemski .3817 634 1968  
194.    Al Gionfriddo .3817 663 1954  
195.    Don Hurst .3816 567 1932  
196.    Elbie Fletcher .3816 610 1938  
197.    Ted Kluszewski * .3814 687 1951  
  Hank Greenberg * .3814 687 1940  
199.    Charlie Grimm .3813 676 1930  
200.    Eddie Lukon .3811 511 1952  
201.    Merv Connors .3810 601 1942  
202.    Charlie Keller .3809 681 1940  
203.    Elbie Fletcher .3808+ 474 1945  
204.    Rusty Staub .3806 519 1978  
205.    Ed Morgan .3805 586 1931  
206.    Rusty Staub .3804 644 1975  
207.    Mark McGwire .3804 674 1988  
208.    Ray Sanders .3800+ 466 1946  
209.    Johnny Hopp .3799 692 1947  
210.    Hal Trosky .3798 645 1937  
211.    Claudell Washington .3798 575 1982  
212.    Dale Alexander .3793 676 1936  
213.    Chili Davis .3792+ 484 1987  
214.    Wayne Belardi .3789 637 1961  
215.    Merv Connors .3789 676 1943  
216.    Alvin Davis .3787 648 1989  
217.    Alvin Davis .3786 655 1984  
218.    Mickey Vernon .3785 540 1942  
219.    Al Woods .3785 577 1987  
220.    Bobby Brown .3778 578 1953  
221.    Pinky Whitney .3776 625 1936  
222.    Gene Hasson .3775 613 1938  
223.    Curt Blefary .3773 538 1971  
224.    Mike Epstein .3772+ 472 1970  
225.    Ripper Collins .3770 621 1933  
226.    Sam Leslie .3769 587 1935  
227.    Connie Ryan .3768 621 1946  
228.    Charlie Grimm .3767 675 1931  
229.    Ted Kluszewski * .3766 550 1959  
230.    Johnny Mize * .3765+ 449 1936  
231.    Clint Hurdle .3761 670 1984  
232.    Hal Trosky .3760 641 1936  
233.    Connie Ryan .3755+ 486 1950  
234.    Buddy Hassett .3750 657 1941  
235.    Aaron Pointer .3748 715 1969  
236.    Norm Cash .3746 646 1962  
237.    Ripper Collins .3746 640 1934  
238.    Eddie Yost .3744 642 1960  
239.    Ray Sanders .3743 517 1947  
240.    Ray Sanders .3740 525 1943  
241.    Chili Davis .3740 639 1983  
242.    Gene Hasson .3740 632 1947  
243.    Joe Kuhel .3740 626 1931  
244.    Don Lenhardt .3740 616 1951  
245.    Clint Hurdle .3739 690 1987  
246.    Carl Yastrzemski .3736 645 1970  
247.    Bill Terry .3736 615 1930  
248.    Tony Solaita .3735 700 1981  
249.    Aaron Pointer .3735 657 1966  
250.    Ted Kluszewski * .3734 699 1952  
251.    Jack Bolling .3734 685 1945  
252.    Carl Yastrzemski .3733 601 1964  
253.    Ken Phelps .3733 502 1986  
  Nick Etten .3733+ 499 1942  
255.    Dale Alexander .3731 662 1931  
256.    Del Bissonette .3731 654 1933  
257.    Curt Blefary .3731 595 1974  
258.    Eddie Lukon .3731 646 1951  
259.    Billy Klaus .3727+ 476 1960  
  Eddie Lukon .3727 503 1953  
261.    Ripper Collins .3727 543 1939  
262.    Gene Hasson .3726 585 1941  
263.    Carl Yastrzemski .3724 616 1967  
264.    Max West .3720 629 1944  
265.    Hank Greenberg * .3716 665 1939  
266.    Hank Greenberg * .3716 703 1935  
267.    Dale Alexander .3716 655 1930  
268.    Merv Connors .3715 646 1940  
269.    Gene Hasson .3714 632 1946  
270.    Merv Connors .3714 662 1946  
271.    Aaron Pointer .3713+ 467 1974  
272.    Bud Clancy .3712 534 1932  
273.    Mickey Vernon .3710 567 1947  
274.    Jim Holt .3710 622 1974  
  Del Bissonette .3710 620 1937  
  Ed Morgan .3710 561 1932  
277.    Floyd Robinson .3709 651 1962  
278.    Curt Blefary .3709 585 1969  
279.    Earl Torgeson .3709 668 1958  
280.    Johnny Hopp .3708 510 1952  
281.    Ed Stevens .3707+ 491 1953  
282.    Don Hurst .3707 642 1930  
283.    Jack Bolling .3705 561 1950  
284.    Eddie Lukon .3704 630 1956  
285.    Johnny Mize * .3704 594 1950  
286.    Jason Thompson .3702 651 1985  
287.    Joe Adcock .3700 673 1954  
288.    Clint Hurdle .3698 650 1986  
289.    Curt Blefary .3696 690 1975  
290.    Bobby Brown .3695+ 468 1954  
291.    Rafael Palmeiro .3692 643 1989  
292.    Jack Bolling .3692 578 1946  
293.    Tommy Henrich .3691 635 1941  
294.    Carl Yastrzemski .3689 637 1969  
  Ron Santo .3689 637 1965  
296.    Harry Heilmann .3689 676 1931  
297.    Steve Kemp .3689 705 1988  
298.    Norm Cash .3688 667 1963  
299.    Jack Bolling .3687 599 1948  
300.    Zeke Bonura .3687 651 1941