Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.

Single-Season Leaders (OPS)

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Average OBP SLG OPS At Bats Runs Hits Doubles Triples Homers RBIs Walks Strikeouts Stolen Bases Caught Stealing Sac Hits Sac Fly HBP GIDP Wins Losses ERA WHIP Innings Hits Allowed HR Allowed Walks (P) Strikeouts (p) Complete Games Saves Blown Saves Shutouts Wild Pitches Hit Batters H/9 BB/9 SO/9

1.	Bonds, Barry	(zachcase1)	Tri-City Blu	1.364
2.	Ruth, Babe		Vienna Voodoo	1.364
3.	Ruth, Babe	(Littlereb)	Hazard County Dukes	1.354
4.	Porter, Darrell	(bostontex24)	Boston Patriots	1.348
5.	Ruth, Babe	(mickey7)	San Francisco Seals	1.320
6.	Gehrig, Lou	(stengel28)	Big Red Machine REDLEGS	1.318
7.	Ruth, Babe	(kycatzrock)	Colorado Springs Goons	1.316
8.	Bonds, Barry		Gravy Rooobbers	1.315
9.	Bonds, Barry	(kingstreet)	Singapore Slingers	1.312
10.	Ruth, Babe	(Gibblets1973)	Los Gibbletos 12welve	1.310
11.	Ruth, Babe	(evan25)	High Desert Meerkats	1.303
12.	Ruth, Babe	(ThEiRoNhOrSe04)	Milwaukee Bombers	1.292
13.	Ruth, Babe	(abcjz)	Baby Boys	1.292
14.	Gehrig, Lou		Harford County Cavemen	1.293
15.	Bonds, Barry	(Krallel)	Houston Bombers	1.289
16.	Ruth, Babe		Shovel Boys	1.280
17.	Bonds, Barry	(Sage33)	Cleveland Rocks	1.280
18.	Bonds, Barry	(Mranastasia)	Huntington Hawks	1.280
19.	Bonds, Barry	(tda81)	The Dangerous Alliance	1.279
20.	Bonds, Barry	(Jaemoney22)	Panama City Pumas	1.279
21.	Bonds, Barry	(Boomba)	Albuquerque Blue Crystals	1.278
22.	Bonds, Barry	(maharacer)	Woodland Big Dogs	1.277
23.	Bonds, Barry	(mickey7)	Cheeseland Cheesers	1.277
24.	Ruth, Babe	(SDWriter)	October Daze	1.273
25.	Ruth, Babe		Highland Nimrods	1.273
26.	Bonds, Barry	(Trulaia)	Los Angeles 24ers	1.273
27.	Ruth, Babe		New Kingston Firemen	1.271
28.	Bonds, Barry	(Jman2021)	Adirondack Robbers	1.269
29.	Bonds, Barry	(Trulaia)	Los Angeles 24ers	1.268
30.	Bonds, Barry	(Malaht_Marauder)	Huntington Hitmen	1.267
31.	Porter, Darrell	(jpcortez)	Bakersfield Replacements	1.267
32.	Ruth, Babe	(ammodude69)	Louisville Low Riders	1.265
33.	Ruth, Babe	(Bluesig)	Masbate City Minutemen	1.264
34.	Ruth, Babe	(tbandit1)	Long Island Bulldogs	1.263
35.	Bonds, Barry	(BigRedMachine90)	Fudgetown Bandits	1.262
36.	Bonds, Barry	(rfb60609)	New Cumberland River Rescuers	1.261
37.	Bonds, Barry	(offday)	Hometown Heroes	1.260
38.	Gehrig, Lou	(romanticjer)	Ozzy's Spiky Balls	1.260
39.	Bonds, Barry	(Dollarhotdog)	Highland Hawks	1.259
40.	Ruth, Babe	(timyoung)	Savannah Sand Gnats	1.259
41.	Gehrig, Lou		Columbia Hornets	1.258
42.	Greenberg, Hank	(gibblets1973)	Los Gibbletos 5ive	1.257
43.	Bonds, Barry		Rockville Rampage	1.256
44.	Ruth, Babe	(tbone34)	Deep Freeze	1.255
45.	Greenberg, Hank		Humbolt Farmers	1.255
46.	Ruth, Babe	(Trulaia)	Capital Senators	1.255
47.	Bonds, Barry	(talon92tsi)	Parts Unknown Fightin Gerbils	1.254
48.	Ruth, Babe	(doceagle)	Indy Luck	1.254
49.	Gehrig, Lou	(brian4656)	Burlington Squires	1.254
50.	Bonds, Barry		BOSTON MINUTEMEN	1.254