2005 MLB Wins by Team

The St. Louis Cardinals led all of MLB in wins in 2005, with 100, 1 ahead of the Chicago White Sox. The average across 30 MLB teams is 81.0.

Led all of MLB in 2005 St. Louis Cardinals 162 games

100 Wins 1 clear of Chicago White Sox

#	Team	League	G	W
1	St. Louis Cardinals	NL	162	100
2	Chicago White Sox	AL	162	99
3	Boston Red Sox	AL	162	95
3	Los Angeles Angels of Anaheim	AL	162	95
3	New York Yankees	AL	162	95
6	Cleveland Indians	AL	162	93
7	Atlanta Braves	NL	162	90
8	Houston Astros	NL	163	89
9	Oakland Athletics	AL	162	88
9	Philadelphia Phillies	NL	162	88
11	Florida Marlins	NL	162	83
11	Minnesota Twins	AL	162	83
11	New York Mets	NL	162	83
14	San Diego Padres	NL	162	82
15	Milwaukee Brewers	NL	162	81
15	Washington Nationals	NL	162	81
	MLB average			81.0
17	Toronto Blue Jays	AL	162	80
18	Chicago Cubs	NL	162	79
18	Texas Rangers	AL	162	79
20	Arizona Diamondbacks	NL	162	77
21	San Francisco Giants	NL	162	75
22	Baltimore Orioles	AL	162	74
23	Cincinnati Reds	NL	163	73
24	Detroit Tigers	AL	162	71
24	Los Angeles Dodgers	NL	162	71
26	Seattle Mariners	AL	162	69
27	Colorado Rockies	NL	162	67
27	Pittsburgh Pirates	NL	162	67
27	Tampa Bay Devil Rays	AL	162	67
30	Kansas City Royals	AL	162	56

A team's total is its players' numbers for the club added up, so a player traded mid-season counts for each team only what he did there. Rates such as ERA and batting average are worked out from the team's summed totals, not averaged across players.