Records Player # Season Refs Games Maury Wills 165 1962 Highest batting average Hugh Duffy. 440 1894 Most singles Ichiro Suzuki 225 Most doubles Earl Webb 67 1931 Most triples Chief Wilson 36 1912 Most home runs Barry Bonds 73 2001 Most runs batted in Hack Wilson 191 1930 Most hits Ichiro Suzuki 262 Most runs scored Billy Hamilton 192 1894 Highest on - base percentage Barry Bonds. 609 Most stolen bases Hugh Nicol Rickey Henderson 138 130 1887 1982 Highest slugging percentage Barry Bonds. 863 2001 Highest OPS Barry Bonds 1.422 Most walks Barry Bonds 232 Most strikeouts Mark Reynolds 223 2009 Most extra base hits Babe Ruth 119 1921 Fastest pitch thrown Nolan Ryan 108.5 mph Most total bases Babe Ruth 457 1921 Consecutive game hitting streak Joe DiMaggio 56 1941 Most at - bats Jimmy Rollins 716 2007
who struck out the most in a season
Mark Reynolds