Season Records | Athletics

Record	Year
Highest batting average -- .307	1925
Lowest batting average -- .223	1908
Highest slugging Pct. -- .458	2000
Lowest slugging Pct. -- .292	1908
Highest on-base Pct. -- .372	1927
Lowest on-base Pct. -- .281	1908
Most at-bats -- 5,728	2004
Most runs -- 981	1932
Most hits -- 1,659	1925
Most singles -- 1,206	1925
Most doubles -- 336	2004
Most triples -- 108	1912
Most home runs -- 243	1996
Most home runs, home -- 129	2017
Most home runs, road -- 136	2018
Most grand slams -- 14	2000
Most pinch-hit home runs -- 8	1970
Most inside-the-park home runs -- 13	1911
Most home runs vs. one team -- 34	1957 (vs. Detroit)
Most back-to-back home runs -- 13	2000
Most players, 10 or more home runs -- 9	2000, 2017
Most players, 20 or more home runs -- 5	1996, 1999, 2000, 2004, 2017, 2018
Most players, 30 or more home runs -- 3	1996, 1999, 2001
Most home runs, month -- 55	June, 1996 & August, 1999
Most home runs, game -- 8	at California, June 27, 1996
Most home runs, inning -- 4	3 times, most recent vs. Chicago, April 27, 2002
Most consecutive home runs -- 3	12 times, last: vs. Texas April 15, 2006
Most consecutive games with a home run -- 23	July 2-27, 1996
Most total bases -- 2,546	1996
Most extra base hits -- 569	2018
Most runs batted in -- 923	1932
Most walks -- 783	1949
Most strikeouts -- 1,491	2017
Most hit by pitch -- 88	2001
Most sacrifice hits -- 147	1906
Most sacrifice flies -- 77	1984
Most grounded into double plays -- 170	1950 & 2006
Most stolen bases -- 341	1976

Record	Player(s)	Year
Highest batting average -- .426	Nap Lajoie	1901
Highest slugging pct. -- .749	Jimmie Foxx	1932
Highest on-base pct. -- .477	Jason Giambi	2001
Most games played -- 162	Matt Olson	2018
	Miguel Tejada	2001, 2002, 2003
	Terrence Long	2001, 2002
	Alfredo Griffin	1985, 1986
	Sal Bando	1968, 1969, 1973
	Norm Siebern	1962
Most at-bats -- 670	Al Simmons	1932
Most runs -- 152	Al Simmons	1930
Most hits -- 253	Al Simmons	1925
Most singles -- 174	Al Simmons	1925
Most doubles -- 53	Al Simmons	1926
Most triples -- 21	Frank Baker	1912
Most home runs -- 58	Jimmie Foxx	1932
Most pinch-hit home runs -- 4	Jeff Burroughs	1982
Most grand slams -- 4	Jason Giambi	2000
Most inside-the-park home runs -- 4	Danny Murphy	1904
Most RBIs -- 169	Jimmie Foxx	1932
Most total bases -- 438	Jimmie Foxx	1932
Most extra base hits -- 100	Jimmie Foxx	1932
Most walks -- 149	Eddie Joost	1949
Most strikeouts -- 197	Jack Cust	2008
Most hit by pitch -- 20	Jason Kendall	2005
	Don Baylor	1976
Most sacrifice hits -- 34	Simon Nicholls	1907
Most sacrifice flies -- 14	Dave Kingman	1984
Most grounded into double plays -- 32	Ben Grieve	2000
Most stolen bases -- 130	Rickey Henderson	1982
Most caught stealing -- 42	Rickey Henderson	1982

Record	Year
Lowest ERA -- 1.79	1910
Highest ERA -- 6.08	1936
Most complete games -- 136	1904
Fewest complete games -- 1	2012, 2017
Most shutouts -- 27	1907, 1909
Fewest shutouts -- 1	1919, 1997
Most saves -- 64	1988, 1990
Fewest saves -- 13	1980
Most innings pitched -- 1,489.1	1988
Fewest innings pitched -- 1,324	1938
Most hits -- 1,734	1997
Fewest hits -- 1,069	1909
Most runs allowed -- 1,045	1936
Fewest runs allowed -- 408	1909
Most earned runs allowed -- 913	1936
Fewest earned runs allowed -- 282	1910
Most walks allowed -- 827	1915
Fewest walks allowed -- 366	1904
Most strikeouts -- 1,244	2014
Fewest strikeouts -- 371	1924
Most home runs allowed -- 220	1964
Fewest home runs allowed -- 8	1910
Most grand slams allowed -- 8	1993, 1999
Fewest grand slams allowed -- 0 (17 times)	Last: 2003
Most hit batters -- 81	1911
Fewest hit batters -- 9	1931
Most wild pitches -- 86	2018
Fewest wild pitches -- 13	1946
Most balks -- 76	1988
Fewest balks -- 0	1928