List of Major League Baseball single-season records explained

This is a list of single-season records in Major League Baseball.

Batting records

Overview (1876–present)

RecordsPlayerSeasonRefs
GamesMaury Wills165
Highest batting averageTetelo Vargas.471[1]
Most singlesIchiro Suzuki225[2]
Most doublesEarl Webb67[3]
Most triplesChief Wilson36[4]
Most home runsBarry Bonds73
Most runs batted inHack Wilson191[5]
Most hitsIchiro Suzuki262[6]
Most runs scoredBilly Hamilton198[7]
Highest on-base percentageBarry Bonds.609[8]
Most stolen basesHugh Nicol
Rickey Henderson		138
130
[9]
Highest slugging percentageJosh Gibson.974[10]
Highest OPSJosh Gibson1.4744[11]
Most walksBarry Bonds232[12]
Most strikeoutsMark Reynolds223
Most extra base hitsBabe Ruth1191921[13]
Most total basesBabe Ruth457[14]
Consecutive game hitting streakJoe DiMaggio56
Most at-batsJimmy Rollins716[15]

Home runs

PlayerTeamHome runsSeason
Barry BondsSan Francisco Giants732001
Mark McGwireSt. Louis Cardinals701998
Sammy SosaChicago Cubs661998
Mark McGwireSt. Louis Cardinals651999
Sammy SosaChicago Cubs642001
Sammy SosaChicago Cubs631999
Aaron JudgeNew York Yankees622022
Roger MarisNew York Yankees611962
Babe RuthNew York Yankees601927

Hits

PlayerTeamHitsSeason
Ichiro SuzukiSeattle Mariners2622004
George SislerSt. Louis Browns2571920
Bill TerryNew York Giants2541930
Lefty O'DoulPhiladelphia Phillies2541929

Batting average

PlayerTeamAverageSeason
Tetelo VargasNew York Cubans.47111943
Josh GibsonHomestead Grays.46591943
Charlie SmithLincoln Giants.45121929
Hugh DuffyBoston Beaneaters.43971894
Buddy BurbageNewark Dodgers.43751934
Artie WilsonBirmingham Black Barons.43701948

Runs batted in

PlayerTeamRBIsSeason
Hack WilsonChicago Cubs1911930
Lou GehrigNew York Yankees1841931
Hank GreenbergDetroit Tigers1831937
Jimmie FoxxBoston Red Sox1751938
Lou GehrigNew York Yankees1751927

Hitting streak

PlayerTeamStreakSeason
Joe DiMaggioNew York Yankees561941
Willie KeelerBaltimore Orioles441897
Pete RoseCincinnati Reds441978
Bill DahlenChicago Colts421894
George SislerSt. Louis Browns411922
Ty CobbDetroit Tigers401911

Runs scored

PlayerTeamRunsSeason
Billy HamiltonPhiladelphia Phillies1981894
Babe RuthNew York Yankees1771921
Lou GehrigNew York Yankees1671936
Lou GehrigNew York Yankees1631931
Babe RuthNew York Yankees1631928
Chuck KleinPhiladelphia Phillies1581930

Doubles

PlayerTeamDoublesSeason
Earl WebbBoston Red Sox671931
George BurnsCleveland Indians641926
Joe MedwickSt. Louis Cardinals641936
Hank GreenbergDetroit Tigers631934
Paul WanerPittsburgh Pirates621932

Triples

PlayerTeamTriplesSeason
Chief WilsonPittsburgh Pirates361912
Sam CrawfordDetroit Tigers261914
Kiki CuylerPittsburgh Pirates261925
Joe JacksonCleveland Naps261912

At bats

PlayerTeamAt batsSeason
Jimmy RollinsPhiladelphia Phillies7162007
Willie WilsonKansas City Royals7051980
Ichiro SuzukiSeattle Mariners7042004
Juan SamuelPhiladelphia Phillies7011984
Dave CashPhiladelphia Phillies6991975
Juan PierreChicago Cubs6992006

Stolen bases

PlayerTeamStolen basesSeason
Hugh NicolCincinnati Red Stockings1381887
Rickey HendersonOakland Athletics1301982
Arlie LathamSt. Louis Browns1291887
Lou BrockSt. Louis Cardinals1181974
Charlie ComiskeySt. Louis Browns1171887

Pitching records

Overview

RecordPlayerSeason
Most winsOld Hoss Radbourn60
Most lossesJohn Coleman481883
Lowest E.R.A.Eugene Bremer0.711
Most strikeoutsMatt Kilroy513
Most shutoutsGeorge Bradley
Pete Alexander		16
Most innings pitchedWill White680
Most complete gamesWill White75
Lowest WHIPHilton Smith.6176
Most savesFrancisco Rodríguez62
Highest win/loss percentageRoy Face94.7%
Most hits allowedJohn Coleman772
Most earned runs allowedJohn Coleman291
Fastest pitch thrownAroldis Chapman105.1 mph2010[16]

Live-ball era (1920–present)

(if different from above)

RecordPlayerSeason
Most winsJim Bagby, Sr.
Lefty Grove
Denny McLain		31

Most lossesPaul Derringer27
Most strikeoutsNolan Ryan383
Most shutoutsBob Gibson13
Most innings pitchedWilbur Wood376.2
Most complete gamesBob Feller36
Most hits allowedWilbur Wood381
Most earned runs allowedBobo Newsom186

Wins

Post 19th Century

PlayerTeamWinsSeason
Jack ChesbroNew York Yankees411904
Ed WalshChicago White Sox401908
Christy MathewsonNew York Giants371908
Walter JohnsonWashington Senators361913
Joe McGinnityNew York Giants351904

Live-ball era (post-1920)

PlayerTeamWinsSeason
Jim Bagby, Sr.Cleveland Indians311920
Lefty GrovePhiladelphia Athletics311931
Denny McLainDetroit Tigers311968
Dizzy DeanSt. Louis Cardinals301934
Hal NewhouserDetroit Tigers291944
Dazzy VanceBrooklyn Dodgers281924
Lefty GrovePhiladelphia Athletics281930
Dizzy DeanSt. Louis Cardinals281935
Robin RobertsPhiladelphia Phillies281952

Earned run average

PlayerTeamERASeason
Gene BremerCincinnati Tigers0.7111937
Satchel PaigeKansas City Monarchs0.7191944
Hilton SmithKansas City Monarchs0.7941944

Strikeouts

PlayerTeamStrikeoutsSeason
Nolan RyanCalifornia Angels3831973
Sandy KoufaxLos Angeles Dodgers3821965
Randy JohnsonArizona Diamondbacks3722001
Nolan RyanCalifornia Angels3671974
Randy JohnsonArizona Diamondbacks3641999

Shutouts

PlayerTeamShutoutsSeason
Pete AlexanderPhiladelphia Phillies161916
Bob GibsonSt. Louis Cardinals131968
Jack CoombsPhiladelphia Athletics131910
Pete AlexanderPhiladelphia Phillies121915

Saves

PlayerTeamSavesSeason
Francisco RodríguezLos Angeles Angels622008
Bobby ThigpenChicago White Sox571990
Edwin DíazSeattle Mariners572018
John SmoltzAtlanta Braves552002
Éric GagnéLos Angeles Dodgers552003

Balks

PlayerTeamBalksSeason
Dave StewartOakland Athletics161988
John DopsonBoston Red Sox151989
Bob WelchOakland Athletics131988
John CandelariaNew York Yankees121988
Juan GuzmánTexas Rangers121988

Wild pitches

PlayerTeamWild pitchesSeason
Red AmesNew York Giants301905
Tony CloningerAtlanta Braves271966
Larry CheneyChicago Cubs261914
Juan GuzmánToronto Blue Jays261993

Catcher records

Both of Ruiz's no-hitters were by Roy Halladay; the second was in Game 1 of the National League Division Series, Halladay's first career postseason start. Both of Ramos' no-hitters were by Max Scherzer.

In 1914, Yankees catcher Les Nunamaker threw out three runners in the same inning.[20]

Team records

Home runs

TeamHome runsSeason
Minnesota Twins3072019
Atlanta Braves3072023
New York Yankees3062019
Houston Astros2882019
Los Angeles Dodgers2792019
New York Yankees2672018
Seattle Mariners2641997
Toronto Blue Jays2622021
Texas Rangers2602005
Toronto Blue Jays2572010
Baltimore Orioles2571996

Runs scored

Notes and References

  1. Web site: Single-Season Leaders & Records for Batting average. Baseball-Reference.com. June 29, 2021.
  2. Web site: Single-Season Leaders & Records for Singles. Baseball-Reference.com. August 7, 2017.
  3. Web site: Single-Season Leaders & Records for Doubles. Baseball-Reference.com. July 25, 2012.
  4. Web site: Single-Season Leaders & Records for Triples. Baseball-Reference.com. July 25, 2012.
  5. Web site: Single-Season Leaders & Records for Runs Batted In. Baseball-Reference.com. July 25, 2012.
  6. Web site: Single-Season Leaders & Records for Hits. Baseball-Reference.com. July 25, 2012.
  7. Web site: Single-Season Leaders & Records for Runs Scored. Baseball-Reference.com. July 25, 2012.
  8. Web site: Single-Season Leaders & Records for On-Base%. Baseball-Reference.com. July 27, 2012.
  9. Web site: Single-Season Leaders & Records for Stolen Bases. Baseball-Reference.com. July 25, 2012.
  10. Web site: Single-Season Leaders & Records for Slugging %. Baseball-Reference.com. June 29, 2021.
  11. Web site: Single-Season Leaders & Records for On-Base Plus Slugging. Baseball-Reference.com. June 29, 2021.
  12. Web site: Single-Season Leaders & Records for Bases on Balls. Baseball-Reference.com. July 27, 2012.
  13. Web site: Single-Season Leaders & Records for Intentional Bases on Balls. Baseball-Reference.com. July 27, 2012.
  14. Web site: Single-Season Leaders & Records for Total Bases. Baseball-Reference.com. July 27, 2012.
  15. Web site: Single-Season Leaders & Records for At Bats. Baseball-Reference.com. July 27, 2012.
  16. Web site: Fastest baseball pitch (male). Guinness World Records.
  17. Web site: Single-Season Leaders &Records for Caught Stealing as C - Baseball-Reference.com. 30 March 2017.
  18. Web site: Single-Season Leaders &Records for Stolen Bases Allowed as C - Baseball-Reference.com. 30 March 2017.
  19. Web site: Single-Season Leaders &Records for Caught Stealing % - Baseball-Reference.com. 30 March 2017.
  20. Web site: WordPress.com. 30 March 2017.

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