Boston Red Sox team records

=All-time team career leaders=

Batting

*Batting Average: Ted Williams, .344
*On-base percentage: Ted Williams, .482
*Slugging Percentage: Ted Williams, .634
*OPS: Ted Williams, 1.115
*Games: Carl Yastrzemski, 3308
*At Bats: Carl Yastrzemski, 11988
*Runs: Carl Yastrzemski, 1816
*Hits: Carl Yastrzemski, 3419
*Total Bases: Carl Yastrzemski, 5539
*Doubles: Carl Yastrzemski, 646
*Triples: Harry Hooper, 130
*Home Runs: Ted Williams, 521
*RBI: Carl Yastrzemski, 1844
*Walks: Ted Williams, 2021
*Strikeouts: Dwight Evans, 1643
*Stolen Bases: Harry Hooper, 300
*Singles: Carl Yastrzemski, 2262
*Runs Created: Ted Williams, 2358
*Extra-Base Hits: Carl Yastrzemski, 1157
*Times on Base: Carl Yastrzemski, 5304
*Hit By Pitch: Mo Vaughn, 71
*Sacrifice Hits: Duffy Lewis, 219
*Sacrifice Flies: Carl Yastrzemski, 105
*Intentional Walks: Carl Yastrzemski, 190
*Grounded into Double Plays: Carl Yastrzemski, 323
*At Bats per Strikeout: Stuffy McInnis, 40.9
*At Bats per Home Run: Manny Ramírez, 13.3

Pitching

*ERA: Smoky Joe Wood, 1.99
*Won-Loss%: Pedro Martínez, .760
*WHIP: Cy Young, 0.970
*Hits Allowed per 9 Innings Pitched: Dick Radatz, 6.78
*Walks per 9 Innings Pitched: Cy Young, .99
*Strikeouts per 9 Innings Pitched: Pedro Martínez, 10.95
*Games: Bob Stanley, 637
*Saves: Bob Stanley, 132
*Innings: Roger Clemens, 2776
*Strikeouts: Roger Clemens, 2590
*Games Started: Roger Clemens, 382
*Complete Games: Cy Young, 275
*Home Runs Allowed: Tim Wakefield, 279
*Walks Allowed: Roger Clemens, 856
*Hits Allowed: Roger Clemens, 2359
*Strikeout to Walk: Pedro Martínez, 5.45
*Wins: Roger Clemens and Cy Young, 192
*Losses: Tim Wakefield, 122
*Earned Runs Allowed: Tim Wakefield, 988
*Wild Pitches: Roger Clemens, 72
*Hit Batsmen: Tim Wakefield, 126
*Batters Faced: Roger Clemens, 11384
*Games Finished: Bob Stanley, 376

All-time team single season leaders

Batting

*Batting Average: Ted Williams, .406 (1941)
*On-base percentage: Ted Williams, .553 (1941) ["AL Record"]
*Slugging percentage: Ted Williams, .735 (1941)
*OPS: Ted Williams, 1.287 (1941)
*Games: Jim Rice, 163 (1978)
*At Bats: Nomar Garciaparra, 684 (1997)
*Runs: Ted Williams, 150 (1949)
*Hits: Wade Boggs, 240 (1985)
*Total Bases: Jim Rice, 406 (1978)
*Doubles: Earl Webb, 67 (1931) ["MLB Record"]
*Triples: Tris Speaker, 22 (1913)
*"Home Runs: David Ortiz, 54 (2006)"
*RBI: Jimmie Foxx, 175 (1938)
*Strikeouts: Mark Bellhorn, 177 (2004)
*Stolen bases: Tommy Harper, 54 (1973)
*Singles: Wade Boggs, 187 (1986)
*Extra-base hits: Jimmie Foxx, 92 (1938)
*Times on Base: Ted Williams, 358 (1949)
*Hit By Pitch: Don Baylor, 35 (1986)
*Sacrifice Hits: Jack Barry, 54 (1917)
*Intentional Walks: Ted Williams, 33 (1957)
*Grounded into Double Plays: Jim Rice, 36 (1984)
*At Bats per Strikeout: Stuffy McInnis, 64.9 (1921)
*"At Bats per Home Run: David Ortiz, 10.3 (2006)"

Pitching

*ERA: Dutch Leonard, 0.96 (1914) ["MLB Record"]
*Wins: Smoky Joe Wood, 34 (1912)
*Won-Loss%: Bob Stanley, .882 (1978)
*Won-Loss% (min 20 games) Smoky Joe Wood, .872 (1912)
*Consecutive Wins: Smoky Joe Wood, 16 (1912)
*Shutouts: Smoky Joe Wood, tie 10 (1912)
*Shutouts: Cy Young, tie 10 (1904)
*WHIP: Pedro Martínez, 0.737 (2000)
*Hits Allowed per 9 Innings Pitched: Pedro Martínez, 5.31 (2000)
*Walks per 9 Innings Pitched: Cy Young, .69 (1904)
*Strikeouts per 9 Innings Pitched: Pedro Martínez, 13.20 (1999)
*Games: Mike Timlin, 81 (2005)
*Saves: Tom Gordon, 46 (1998)
*Innings: Cy Young, 384 ⅔ (1902)
*Strikeouts: Pedro Martínez, 313 (1999)
*Games Started: Cy Young, 43 (1902)
*Complete Games: Cy Young, 41 (1902)
*Home Runs Allowed: Tim Wakefield, 38 (1996)
*Walks Allowed: Mel Parnell, 134 (1949)
*Hits Allowed: Cy Young, 350 (1902)
*Strikeout to Walk: Pedro Martínez, 8.88 (2000)
*Losses: Red Ruffing, 25 (1928)
*Earned Runs Allowed: Wes Ferrell, 140 (1936)
*Wild Pitches: Earl Wilson, 21 (1963)
*Batters Faced: Cy Young, 1527 (1902)
*Games Finished: Tom Gordon, 69 (1998)