Single-Season Leaders & Records for On-Base%

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Table
Rank	Player (age that year)	On-Base%	Year	PA	Bats
1.	Barry Bonds (39)	.6094	2004	617	L
2.	Barry Bonds (37)	.5817	2002	612	L
3.	Josh Gibson+ (31)	.5596	1943	302	R
4.	Ted Williams+ (22)	.5528	1941	606	L
5.	Charlie Smith (27)	.5515	1929	304	L
6.	John McGraw+ (26)	.5475	1899	539	L
7.	Babe Ruth+ (28)	.5445	1923	699	L
8.	Babe Ruth+ (25)	.5319	1920	617	L
9.	Tetelo Vargas (37)	.5294	1943	136	R
10.	Barry Bonds (38)	.5291	2003	550	L
11.	Ted Williams+ (38)	.5256	1957	547	L
12.	Oscar Charleston+ (28)	.5229	1925	321	L
13.	Billy Hamilton+ (28)	.5209	1894	702	L
14.	Babe Ruth+ (31)	.5156	1926	652	L
15.	Barry Bonds (36)	.5151	2001	664	L
16.	Babe Ruth+ (29)	.5126	1924	681	L
17.	Babe Ruth+ (26)	.5123	1921	693	L
18.	Oscar Charleston+ (24)	.5121	1921	339	L
19.	Mickey Mantle+ (25)	.5120	1957	623	B
20.	Buddy Burbage (27)	.5116	1934	132	L
21.	Mule Suttles+ (29)	.5076	1930	201	R
22.	Rogers Hornsby+ (28)	.5072	1924	642	R
23.	John McGraw+ (27)	.5045	1900	447	L
24.	Joe Kelley+ (22)	.5024	1894	638	R
25.	Oscar Charleston+ (30)	.5017	1927	305	L
	Hugh Duffy+ (27)	.5017	1894	616	R
27.	Ed Delahanty+ (27)	.5000	1895	578	R
	Josh Gibson+ (25)	.5000	1937	183	R
	Buck Leonard+ (30)	.5000	1938	178	L
	Artie Wilson (27)	.5000	1948	130	L
31.	Ted Williams+ (23)	.4993	1942	671	L
32.	Ted Williams+ (28)	.4986	1947	693	L
33.	Rogers Hornsby+ (32)	.4983	1928	621	R
34.	Ted Williams+ (27)	.4970	1946	672	L
35.	Ted Williams+ (29)	.4969	1948	638	L
36.	Bill Joyce (26)	.4956	1894	459	L
37.	Babe Ruth+ (36)	.4947	1931	663	L
38.	Babe Ruth+ (35)	.4931	1930	676	L
39.	Jud Wilson+ (31)	.4930	1927	287	L
40.	Jud Wilson+ (33)	.4924	1929	336	L
41.	Willie Wells+ (25)	.4923	1930	395	R
42.	Jud Wilson+ (32)	.4920	1928	191	L
43.	Josh Gibson+ (27)	.4917	1939	123	R
44.	Ed Steele (32)	.4915	1948	118	L
45.	Arky Vaughan+ (23)	.4909	1935	610	L
46.	Ted Williams+ (30)	.4904	1949	730	L
47.	Billy Hamilton+ (29)	.4903	1895	629	L
48.	Juan Soto (21)	.4898	2020	196	L
49.	Billy Hamilton+ (27)	.4896	1893	431	L
50.	Tip O'Neill (27)	.4895	1887	572	R
Rank	Player (age that year)	On-Base%	Year	PA	Bats
51.	Rogers Hornsby+ (29)	.4890	1925	606	R
	Babe Ruth+ (37)	.4890	1932	589	L
53.	Frank Thomas+ (26)	.4874	1994	517	R
54.	Jud Wilson+ (30)	.4873	1926	204	L
55.	Norm Cash (27)	.4866	1961	673	L
56.	Ty Cobb+ (28)	.4863	1915	701	L
57.	Mickey Mantle+ (30)	.4861	1962	502	B
58.	Babe Ruth+ (32)	.4860	1927	691	L
59.	Fred Carroll (24)	.4855	1889	414	R
60.	Buck Leonard+ (31)	.4846	1939	135	L
61.	George Scales (28)	.4842	1929	289	R
62.	Tris Speaker+ (32)	.4832	1920	674	L
63.	King Kelly+ (28)	.4831	1886	534	R
64.	Rap Dixon (26)	.4824	1929	320	R
65.	Jesse Burkett+ (26)	.4819	1895	644	L
66.	Harry Heilmann+ (28)	.4809	1923	627	R
67.	Cristóbal Torriente+ (29)	.4805	1923	318	L
68.	Billy Hamilton+ (32)	.4802	1898	508	L
69.	Roy Campanella+ (23)	.4791	1945	215	R
	Tris Speaker+ (37)	.4791	1925	518	L
	Ted Williams+ (37)	.4791	1956	503	L
72.	Edgar Martinez+ (32)	.4789	1995	639	R
	Cristóbal Torriente+ (26)	.4789	1920	270	L
74.	Rap Dixon (25)	.4784	1928	260	R
75.	Josh Gibson+ (24)	.4780	1936	208	R
	Billy Hamilton+ (30)	.4780	1896	642	L
77.	Lou Gehrig+ (33)	.4777	1936	719	L
78.	Charlie Blackwell (26)	.4776	1921	342	L
79.	Willard Brown+ (33)	.4772	1948	197	R
80.	Ed Delahanty+ (26)	.4769	1894	567	R
	Jason Giambi (30)	.4769	2001	671	L
82.	Oscar Charleston+ (27)	.4764	1924	236	L
83.	Joe Greene (35)	.4762	1947	151	R
84.	Jason Giambi (29)	.4759	2000	664	L
85.	Wade Boggs+ (30)	.4757	1988	719	L
86.	Cupid Childs (26)	.4755	1894	595	L
87.	Buck Leonard+ (32)	.4752	1940	206	L
	John McGraw+ (25)	.4752	1898	652	L
89.	Martín Dihigo+ (21)	.4751	1926	186	R
90.	Harry Heilmann+ (32)	.4750	1927	596	R
91.	Tris Speaker+ (34)	.4742	1922	518	L
92.	Lou Gehrig+ (24)	.4741	1927	717	L
93.	Luke Appling+ (29)	.4739	1936	618	R
94.	Ed Mayweather (30)	.4737	1940	96	L
95.	John Beckwith (25)	.4734	1925	210	R
96.	Lou Gehrig+ (27)	.4730	1930	703	L
97.	Lou Gehrig+ (34)	.4729	1937	700	L
98.	John Olerud (24)	.4728	1993	679	L
99.	Buck Leonard+ (33)	.4724	1941	202	L
100.	Hughie Jennings+ (27)	.4721	1896	602	R
Rank	Player (age that year)	On-Base%	Year	PA	Bats
101.	Ed Delahanty+ (28)	.4719	1896	574	R
102.	Mule Suttles+ (25)	.4718	1926	397	R
103.	George Scales (39)	.4717	1940	161	R
104.	Josh Gibson+ (33)	.4716	1945	177	R
105.	Oscar Charleston+ (32)	.4714	1929	360	L
	Heavy Johnson (28)	.4714	1923	429	R
107.	John McGraw+ (24)	.4709	1897	507	L
108.	Dan Brouthers+ (33)	.4707	1891	597	L
109.	Buck Leonard+ (28)	.4706	1936	156	L
110.	Chipper Jones+ (36)	.4700	2008	534	B
111.	Bill Joyce (28)	.4699	1896	600	L
	Mark McGwire (34)	.4699	1998	681	R
	Tris Speaker+ (28)	.4699	1916	647	L
114.	Carlos Delgado (28)	.4698	2000	711	L
115.	Willie Wells+ (21)	.4697	1926	344	R
116.	Joe Kelley+ (24)	.4695	1896	627	R
117.	Tris Speaker+ (35)	.4694	1923	695	L
	Turkey Stearnes+ (34)	.4694	1935	201	L
119.	Jimmie Foxx+ (24)	.4693	1932	702	R
120.	Edgar Wesley (34)	.4688	1925	264	L
121.	Todd Helton (30)	.4685	2004	683	L
122.	Jesse Burkett+ (28)	.4683	1897	610	L
123.	Ty Cobb+ (38)	.4680	1925	492	L
	Turkey Stearnes+ (28)	.4680	1929	304	L
125.	Shoeless Joe Jackson (23)	.4677	1911	641	L
	Ted Strong (24)	.4677	1941	128	B
127.	Lou Gehrig+ (25)	.4675	1928	678	L
128.	Mark McGwire (32)	.4672	1996	548	R
129.	George Sisler+ (29)	.4671	1922	655	L
	Cristóbal Torriente+ (30)	.4671	1924	308	L
131.	Cupid Childs (28)	.4668	1896	615	L
132.	Josh Gibson+ (26)	.4667	1938	199	R
133.	Hurley McNair (33)	.4665	1922	382	L
134.	Ty Cobb+ (26)	.4664	1913	504	L
	Joe Morgan+ (31)	.4664	1975	639	L
136.	Mike Griffin (29)	.4663	1894	494	L
137.	Dan Brouthers+ (32)	.4662	1890	592	L
138.	Ty Cobb+ (24)	.4658	1911	656	L
	Lou Gehrig+ (32)	.4658	1935	673	L
140.	Ty Cobb+ (27)	.4657	1914	415	L
141.	Ted Strong (29)	.4656	1946	133	B
	Sam Thompson+ (34)	.4656	1894	502	L
143.	Gary Sheffield (27)	.4653	1996	677	R
144.	Lou Gehrig+ (31)	.4652	1934	690	L
	Lefty O'Doul (32)	.4652	1929	732	L
146.	Juan Soto (22)	.4648	2021	654	L
147.	Turkey Stearnes+ (30)	.4645	1931	156	L
148.	Jesse Douglas (28)	.4643	1944	85	L
149.	Jimmie Foxx+ (31)	.4642	1939	565	R
150.	Ed Delahanty+ (31)	.4641	1899	645	R
Rank	Player (age that year)	On-Base%	Year	PA	Bats
	Tris Speaker+ (24)	.4641	1912	675	L
152.	Ray Dandridge+ (20)	.4640	1934	127	R
153.	Pete Browning (26)	.4639	1887	610	R
	Mickey Mantle+ (24)	.4639	1956	652	B
	Roy Parnell (23)	.4639	1927	366	R
156.	Willie Keeler+ (25)	.4637	1897	618	L
	Edgar Martinez+ (33)	.4637	1996	634	R
	Ted Williams+ (32)	.4637	1951	675	L
159.	Todd Helton (26)	.4634	2000	697	L
160.	Bob Caruthers (23)	.4633	1887	436	L
161.	Cupid Childs (25)	.4631	1893	609	L
162.	Jimmie Foxx+ (21)	.4630	1929	638	R
	Hughie Jennings+ (28)	.4630	1897	544	R
	Nap Lajoie+ (26)	.4630	1901	582	R
	Babe Ruth+ (33)	.4630	1928	684	L
166.	Jesse Burkett+ (30)	.4625	1899	635	L
167.	Joe Greene (34)	.4624	1946	95	R
168.	Ross Barnes (26)	.4620	1876	342	R
	Jimmie Foxx+ (30)	.4620	1938	685	R
170.	Dan Brouthers+ (31)	.4619	1889	565	L
	Buck Leonard+ (29)	.4619	1937	199	L
172.	Freddie Freeman (30)	.4618	2020	262	L
	Albert Pujols (28)	.4618	2008	641	R
174.	Ty Cobb+ (35)	.4615	1922	613	L
175.	Fred Clarke+ (24)	.4614	1897	599	L
176.	Eddie Collins+ (38)	.4612	1925	534	L
	Billy Hamilton+ (31)	.4612	1897	622	L
	Heavy Johnson (32)	.4612	1927	228	R
179.	Jesse Burkett+ (27)	.4611	1896	647	L
180.	Wade Boggs+ (29)	.4610	1987	667	L
181.	Barry Bonds (31)	.4607	1996	675	L
	Jimmie Foxx+ (27)	.4607	1935	649	R
183.	Denny Lyons (24)	.4606	1890	406	R
184.	Eddie Collins+ (28)	.4605	1915	681	L
	Paul O'Neill (31)	.4605	1994	443	L
186.	Bryce Harper (22)	.4602	2015	654	L
187.	Shoeless Joe Jackson (25)	.4600	1913	623	L
188.	Eddie Stanky (34)	.4597	1950	692	R
189.	Mike Trout (26)	.4596	2018	608	R
190.	Jesse Burkett+ (24)	.4594	1893	616	L
	Rogers Hornsby+ (33)	.4594	1929	712	R
192.	Buck Leonard+ (38)	.4593	1946	209	L
193.	John McGraw+ (22)	.4592	1895	459	L
	Frank Thomas+ (28)	.4592	1996	649	R
195.	Mickey Cochrane+ (30)	.4591	1933	542	L
196.	Joey Votto (31)	.4590	2015	695	L
197.	Pete Browning (29)	.4588	1890	571	R
	Jack Clark (31)	.4588	1987	559	R
199.	Rogers Hornsby+ (26)	.4586	1922	704	R
200.	Barry Bonds (28)	.4585	1993	674	L
Rank	Player (age that year)	On-Base%	Year	PA	Bats
	Rogers Hornsby+ (27)	.4585	1923	487	R
	Mel Ott+ (21)	.4585	1930	648	L
203.	Tuck Turner (27)	.4584	1894	382	B
	Ted Williams+ (39)	.4584	1958	517	L
205.	Rogers Hornsby+ (25)	.4583	1921	674	R
206.	Larry Walker+ (32)	.4581	1999	513	L
207.	Charlie Gehringer+ (34)	.4580	1937	662	L
	Todd Helton (29)	.4580	2003	703	L
209.	Shoeless Joe Jackson (24)	.4577	1912	653	L
210.	Turkey Stearnes+ (25)	.4576	1926	400	L
211.	Cap Anson+ (42)	.4574	1894	394	R
	Bert Johnson (28)	.4574	1934	131	R
213.	Harry Heilmann+ (30)	.4571	1925	665	R
214.	Henry Kimbro (36)	.4569	1948	270	L
215.	Manny Ramirez (28)	.4568	2000	532	R
216.	Roy Thomas (25)	.4566	1899	702	L
217.	Babe Ruth+ (24)	.4564	1919	543	L
218.	Joe Kelley+ (23)	.4562	1895	617	R
	Bill Lange (24)	.4562	1895	546	R
220.	Frank Thomas+ (29)	.4561	1997	649	R
221.	Biz Mackey+ (25)	.4560	1923	199	B
222.	Barry Bonds (27)	.4559	1992	612	L
	Ty Cobb+ (25)	.4559	1912	610	L
	Joe Sewell+ (24)	.4559	1923	685	L
225.	Edgar Martinez+ (34)	.4558	1997	678	R
	Al Wingo (27)	.4558	1925	525	L
227.	Willie Grace (30)	.4557	1947	81	B
228.	Eddie Collins+ (36)	.4553	1923	633	L
229.	Ty Cobb+ (23)	.4549	1910	598	L
230.	Babe Herman (27)	.4547	1930	699	L
231.	Joe Greene (28)	.4545	1940	77	R
	Leon Kellman (27)	.4545	1946	79	R
233.	George Brett+ (27)	.4544	1980	515	L
	Hughie Jennings+ (29)	.4544	1898	665	R
	Frank Thomas+ (27)	.4544	1995	647	R
	Hack Wilson+ (30)	.4544	1930	709	R
237.	Elmer Smith (28)	.4541	1896	572	L
238.	Jeff Bagwell+ (31)	.4540	1999	729	R
	Joey Votto (33)	.4540	2017	707	L
240.	John McGraw+ (20)	.4539	1893	597	L
	Buddy Myer (34)	.4539	1938	534	L
242.	Dale Alexander (29)	.4537	1932	454	R
	George Grantham (29)	.4537	1929	458	L
244.	Rico Carty (30)	.4536	1970	560	R
	Tony Gwynn+ (34)	.4536	1994	475	L
246.	Bullet Rogan+ (28)	.4532	1922	283	R
	Roy Thomas (29)	.4532	1903	612	L
248.	Joe Cunningham (27)	.4531	1959	557	L
249.	Lou Boudreau+ (30)	.4530	1948	676	R
	Lefty O'Doul (33)	.4530	1930	606	L
Rank	Player (age that year)	On-Base%	Year	PA	Bats
	Arky Vaughan+ (24)	.4530	1936	701	L
252.	Frank Thomas+ (23)	.4529	1991	701	R
253.	Wade Boggs+ (28)	.4528	1986	693	L
	Billy Hamilton+ (25)	.4528	1891	636	L
255.	Ed Delahanty+ (34)	.4527	1902	541	R
	Wilson Redus (20)	.4527	1925	301	R
257.	Willie McCovey+ (31)	.4526	1969	623	L
258.	Oscar Charleston+ (26)	.4525	1923	373	L
	Mack Eggleston (30)	.4525	1927	231	B
260.	Willie Bobo (23)	.4524	1925	391	L
261.	Ty Cobb+ (34)	.4523	1921	582	L
262.	Ralph Kiner+ (28)	.4522	1951	670	R
263.	Mickey Cochrane+ (32)	.4521	1935	522	L
264.	Roy Cullenbine (27)	.4519	1941	629	B
	Carl Yastrzemski+ (30)	.4519	1970	698	L
266.	George Selkirk (31)	.4518	1939	537	L
	Larry Walker+ (30)	.4518	1997	664	L
268.	Mike Tiernan (29)	.4517	1896	605	L
269.	Fats Jenkins (29)	.4516	1927	312	L
270.	Eddie Collins+ (27)	.4515	1914	659	L
	Bill Terry+ (31)	.4515	1930	710	L
272.	Buck Leonard+ (27)	.4514	1935	179	L
273.	Charlie Blackwell (27)	.4513	1922	282	L
	John McGraw+ (21)	.4513	1894	630	L
275.	Lou Gehrig+ (29)	.4512	1932	708	L
	Buck Leonard+ (36)	.4512	1944	221	L
277.	Ty Cobb+ (29)	.4510	1916	637	L
278.	Jeff Bagwell+ (26)	.4509	1994	479	R
	Eddie Collins+ (24)	.4509	1911	595	L
280.	Ferris Fain (30)	.4508	1951	512	L
	Roy Thomas (26)	.4508	1900	675	L
282.	Jeff Bagwell+ (28)	.4506	1996	719	R
283.	Ed Morgan (27)	.4505	1931	552	R
284.	Harry Rice (23)	.4504	1925	420	L
285.	Wade Boggs+ (27)	.4503	1985	758	L
	Eddie Collins+ (25)	.4503	1912	677	L
	Roger Connor+ (32)	.4503	1890	573	B
	Brian Giles (31)	.4503	2002	644	L
289.	Stan Musial+ (27)	.4502	1948	698	L
	Tommy Tucker (25)	.4502	1889	602	B
291.	Lance Berkman (28)	.4498	2004	687	B
	Manny Ramirez (30)	.4498	2002	518	R
	Willie Wells+ (22)	.4498	1927	426	R
294.	Frank Chance+ (28)	.4497	1905	505	R
	Jim Thome+ (25)	.4497	1996	636	L
296.	Heavy Johnson (27)	.4496	1922	263	R
297.	Charlie Gehringer+ (31)	.4495	1934	708	L
298.	Phil Cavarretta (28)	.4494	1945	586	L
299.	Jimmie Foxx+ (25)	.4493	1933	670	R
	Larry Walker+ (34)	.4493	2001	601	L
Rank	Player (age that year)	On-Base%	Year	PA	Bats
301.	Billy Hamilton+ (34)	.4492	1900	635	L
	Halley Harding (21)	.4492	1926	310	B
	George Sisler+ (27)	.4492	1920	692	L
304.	Biz Mackey+ (31)	.4491	1929	220	B
305.	Stan Musial+ (30)	.4490	1951	678	L
306.	Henry Kimbro (34)	.4489	1946	275	L
307.	Rod Carew+ (31)	.4488	1977	694	L
	Mel Ott+ (20)	.4488	1929	675	L
309.	Mel Ott+ (30)	.4487	1939	508	L
310.	Richie Ashburn+ (28)	.4486	1955	644	L
311.	Jimmie Foxx+ (26)	.4485	1934	652	R
	Jackie Robinson+ (26)	.4485	1945	137	R
	Bullet Rogan+ (35)	.4485	1929	308	R
314.	Rogers Hornsby+ (31)	.4483	1927	684	R
315.	Martín Dihigo+ (24)	.4482	1929	336	R
316.	Mickey Mantle+ (29)	.4481	1961	646	B
	Harry Williams (33)	.4481	1938	157	R
318.	Babe Ruth+ (39)	.4480	1934	472	L
319.	Joe DiMaggio+ (24)	.4479	1939	524	R
	Josh Gibson+ (23)	.4479	1935	194	R
	Chuck Knoblauch (27)	.4479	1996	701	R
322.	John Beckwith (29)	.4478	1929	232	R
323.	Miguel Cabrera (28)	.4477	2011	688	R
	Fred Dunlap (25)	.4477	1884	478	R
	Mel Ott+ (27)	.4477	1936	660	L
	Ben Taylor+ (32)	.4477	1921	460	L
327.	Bob Caruthers (22)	.4476	1886	382	L
	Valentín Dreke (26)	.4476	1924	213	L
329.	Jesse Burkett+ (25)	.4474	1894	618	L
	Edgar Martinez+ (36)	.4474	1999	608	R
331.	Jose Bautista (30)	.4473	2011	655	R
	Henry Kimbro (35)	.4473	1947	278	L
	John Olerud (29)	.4473	1998	665	L
334.	Benny Kauff (24)	.4470	1914	669	L
335.	Tony Gwynn+ (27)	.4469	1987	680	L
336.	Charlie Keller (22)	.4468	1939	490	L
337.	Josh Gibson+ (30)	.4467	1942	198	R
	Joe Kelley+ (25)	.4467	1897	591	R
	Mike Tiernan (22)	.4467	1889	600	L
	Jim West (32)	.4467	1937	150	B
341.	Barry Bonds (32)	.4464	1997	690	L
342.	Dolph Camilli (30)	.4462	1937	570	L
	Fats Jenkins (31)	.4462	1929	254	L
	Piggy Ward (27)	.4462	1894	442	B
345.	Jack Clements (30)	.4460	1895	355	L
	Jack Fournier (32)	.4460	1925	649	L
	Benny Kauff (25)	.4460	1915	581	L
348.	Paul Waner+ (25)	.4459	1928	698	L
349.	Max Bishop (33)	.4458	1933	505	L
	Cristóbal Torriente+ (32)	.4458	1926	330	L
Rank	Player (age that year)	On-Base%	Year	PA	Bats
351.	Lou Gehrig+ (28)	.4457	1931	738	L
352.	Bobby Abreu (25)	.4456	1999	662	L
	Paul Waner+ (33)	.4456	1936	666	L
354.	Ed Steele (29)	.4455	1945	105	L
355.	Bill Dahlen (24)	.4454	1894	596	R
	Jim Thome+ (31)	.4454	2002	613	L
357.	David Ortiz+ (31)	.4453	2007	667	L
	Yank Robinson (27)	.4453	1887	539	R
359.	Henry Kimbro (32)	.4452	1944	147	L
	Denny Lyons (25)	.4452	1891	557	R
361.	Ted Page (32)	.4451	1935	168	L
362.	Dan Brouthers+ (28)	.4450	1886	555	L
	Harry Heilmann+ (31)	.4450	1926	598	R
364.	Jimmie Lyons (30)	.4449	1920	263	L
365.	Todd Helton (31)	.4448	2005	626	L
	Sherry Magee (25)	.4448	1910	650	R
367.	Larry Walker+ (31)	.4447	1998	524	L
368.	Riggs Stephenson (31)	.4446	1929	582	R
369.	Harry Heilmann+ (26)	.4444	1921	672	R
	Hughie Jennings+ (26)	.4444	1895	613	R
	Nap Lajoie+ (35)	.4444	1910	679	R
	Bill Riggins (29)	.4444	1929	301	B
	James Roseman (33)	.4444	1890	369	R
	Willie Wells+ (24)	.4444	1929	444	R
375.	Wade Boggs+ (25)	.4443	1983	685	L
376.	Ty Cobb+ (30)	.4441	1917	672	L
	Joe Morgan+ (32)	.4441	1976	599	L
378.	Al Simmons+ (29)	.4440	1931	563	R
379.	Shoeless Joe Jackson (32)	.4439	1920	649	L
	Joe Mauer (26)	.4439	2009	606	L
	Johnny Mize+ (26)	.4439	1939	670	L
382.	Walter Cannady (23)	.4437	1925	319	R
	Jake Stenzel (28)	.4437	1895	592	R
384.	Willie McCovey+ (32)	.4436	1970	638	L
	Ed Swartwood (31)	.4436	1890	559	L
386.	Ed Delahanty+ (29)	.4435	1897	598	R
	Bill Joyce (29)	.4435	1897	492	L
388.	Mickey Mantle+ (26)	.4433	1958	654	B
	Tony Phillips (34)	.4433	1993	707	B
390.	Monte Irvin+ (27)	.4431	1946	248	R
391.	Cap Anson+ (38)	.4430	1890	623	R
	Roger Bresnahan+ (24)	.4430	1903	486	R
	Cupid Childs (24)	.4430	1892	684	L
394.	Steel Arm Davis (31)	.4429	1927	361	L
	Albert Pujols (29)	.4429	2009	700	R
396.	Ray Grimes (28)	.4424	1922	596	R
	Monte Irvin+ (22)	.4424	1941	174	R
	Ted Williams+ (21)	.4424	1940	661	L
399.	Manny Ramirez (27)	.4422	1999	640	R
400.	Jerry Benjamin (26)	.4419	1936	181	B
Rank	Player (age that year)	On-Base%	Year	PA	Bats
	Max Bishop (27)	.4419	1927	492	L
	Josh Gibson+ (21)	.4419	1933	262	R
	Ed Steele (28)	.4419	1944	131	L
404.	Goose Goslin+ (27)	.4418	1928	528	L
	Mike Griffin (30)	.4418	1895	637	L
	Mike Trout (25)	.4418	2017	507	R
	Art Wilson (29)	.4418	1915	351	R
408.	Cap Anson+ (29)	.4417	1881	369	R
	Miguel Cabrera (30)	.4417	2013	652	R
	Babe Ruth+ (38)	.4417	1933	576	L
411.	Larry Doby+ (26)	.4415	1950	609	L
	Mel Ott+ (29)	.4415	1938	654	L
413.	Johnny Bassler (29)	.4414	1924	456	L
	Eddie Collins+ (37)	.4414	1924	678	L
415.	Jack Meyers (31)	.4413	1912	437	R
416.	Richie Ashburn+ (27)	.4412	1954	703	L
	Marshall Riddle (22)	.4412	1940	71	L
418.	Eddie Collins+ (26)	.4409	1913	654	L
	Eddie Collins+ (39)	.4409	1926	455	L
	Bill Hoskins (30)	.4409	1944	128	L
	Tris Speaker+ (25)	.4409	1913	611	L
422.	Elmer Flick+ (24)	.4408	1900	623	L
	Chipper Jones+ (27)	.4408	1999	701	B
424.	Dolph Camilli (29)	.4407	1936	651	L
425.	Ross Youngs+ (27)	.4406	1924	612	L
426.	Elmer Smith (26)	.4405	1894	573	L
	Mike Trout (24)	.4405	2016	681	R
428.	Jason Giambi (34)	.4404	2005	545	L
	Stan Musial+ (23)	.4404	1944	668	L
	Eddie Yost (23)	.4404	1950	731	R
431.	Jesse Burkett+ (32)	.4403	1901	676	L
	Miguel Cabrera (32)	.4403	2015	511	R
433.	Cap Anson+ (37)	.4401	1889	609	R
	Richie Ashburn+ (31)	.4401	1958	725	L
	Bob Johnson (33)	.4401	1939	653	R
436.	Barney Brown (35)	.4400	1943	150	L
	Sammy Hughes (28)	.4400	1939	102	R
438.	Barry Bonds (35)	.4399	2000	607	L
	Jimmie Foxx+ (28)	.4399	1936	693	R
	Buddy Myer (31)	.4399	1935	720	L
	Jake Stenzel (27)	.4399	1894	612	R
442.	Ty Cobb+ (31)	.4397	1918	474	L
	Bill Joyce (27)	.4397	1895	596	L
	Jackie Robinson+ (33)	.4397	1952	636	R
445.	Joe DiMaggio+ (26)	.4396	1941	622	R
	Fred Snodgrass (22)	.4396	1910	495	R
	Henry Turner (25)	.4396	1939	91	R
448.	Ty Cobb+ (40)	.4395	1927	574	L
449.	Albert Pujols (23)	.4394	2003	685	R
	Ed Rile (27)	.4394	1927	297	L
Rank	Player (age that year)	On-Base%	Year	PA	Bats
451.	Turkey Stearnes+ (24)	.4393	1925	415	L
452.	Rickey Henderson+ (31)	.4392	1990	594	R
	Tris Speaker+ (33)	.4392	1921	588	L
	Willie Wells+ (26)	.4392	1931	153	R
455.	Manny Ramirez (34)	.4391	2006	558	R
456.	Buck Leonard+ (35)	.4389	1943	306	L
457.	Luke Appling+ (42)	.4388	1949	619	R
	Frank Thomas+ (24)	.4388	1992	711	R
459.	Travis Hafner (29)	.4387	2006	564	L
	Ken Williams (33)	.4387	1923	646	L
461.	Frank Chance+ (26)	.4386	1903	540	R
	Bob O'Farrell (25)	.4386	1922	481	R
	David Whatley (23)	.4386	1938	115	L
464.	Albert Belle (27)	.4384	1994	480	R
465.	Max Bishop (28)	.4383	1928	591	L
	Eddie Collins+ (33)	.4383	1920	706	L
	Stan Musial+ (28)	.4383	1949	722	L
	Lázaro Salazar (23)	.4383	1936	167	L
	Mike Trout (27)	.4383	2019	600	R
470.	Earl Averill+ (34)	.4382	1936	682	L
	Barry Bonds (33)	.4382	1998	697	L
472.	Mookie Betts (25)	.4381	2018	614	R
	Hank Greenberg+ (27)	.4381	1938	681	R
	Jim Thome+ (24)	.4381	1995	557	L
475.	Kiki Cuyler+ (30)	.4379	1929	596	R
	Ferris Fain (31)	.4379	1952	648	L
	Gary Sheffield (31)	.4379	2000	612	R
478.	Sam Crawford+ (31)	.4378	1911	654	L
	Ken Singleton (30)	.4378	1977	651	B
480.	Bill Dahlen (26)	.4377	1896	573	R
481.	Paul Molitor+ (30)	.4376	1987	542	R
482.	Oscar Charleston+ (29)	.4375	1926	212	L
	Piper Davis (30)	.4375	1948	112	R
	Derek Jeter+ (25)	.4375	1999	739	R
	Candy Jim Taylor (39)	.4375	1923	244	R
486.	Luke Appling+ (28)	.4374	1935	656	R
	Johnny Pesky (31)	.4374	1950	605	L
	Sammy Sosa (32)	.4374	2001	711	R
489.	Larry Doby+ (22)	.4373	1946	265	L
	Paul Waner+ (24)	.4373	1927	709	L
491.	Stan Musial+ (29)	.4372	1950	645	L
492.	Roy Thomas (27)	.4371	1901	603	L
493.	Stan Musial+ (32)	.4370	1953	698	L
494.	J.D. Drew (28)	.4363	2004	645	L
	Hank Greenberg+ (26)	.4363	1937	701	R
	Chuck Klein+ (25)	.4363	1930	722	L
	Jim Wynn (27)	.4363	1969	653	R
498.	Harry Walker (28)	.4362	1947	598	L
	Ted Williams+ (20)	.4362	1939	677	L
500.	Milton Bradley (30)	.4361	2008	510	B
Rank	Player (age that year)	On-Base%	Year	PA	Bats
	George Brett+ (32)	.4361	1985	665	L
	Al Simmons+ (25)	.4361	1927	458	R

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