2005 MLB Losses by Team

The Kansas City Royals led all of MLB in losses in 2005, with 106, 11 ahead of the Colorado Rockies. The average across 30 MLB teams is 81.0.

Led all of MLB in 2005 Kansas City Royals 162 games

106 Losses 11 clear of Colorado Rockies

#	Team	League	G	L
1	Kansas City Royals	AL	162	106
2	Colorado Rockies	NL	162	95
2	Pittsburgh Pirates	NL	162	95
2	Tampa Bay Devil Rays	AL	162	95
5	Seattle Mariners	AL	162	93
6	Detroit Tigers	AL	162	91
6	Los Angeles Dodgers	NL	162	91
8	Cincinnati Reds	NL	163	89
9	Baltimore Orioles	AL	162	88
10	San Francisco Giants	NL	162	87
11	Arizona Diamondbacks	NL	162	85
12	Chicago Cubs	NL	162	83
12	Texas Rangers	AL	162	83
14	Toronto Blue Jays	AL	162	82
15	Milwaukee Brewers	NL	162	81
15	Washington Nationals	NL	162	81
	MLB average			81.0
17	San Diego Padres	NL	162	80
18	Florida Marlins	NL	162	79
18	Minnesota Twins	AL	162	79
18	New York Mets	NL	162	79
21	Oakland Athletics	AL	162	74
21	Philadelphia Phillies	NL	162	74
23	Houston Astros	NL	163	73
24	Atlanta Braves	NL	162	72
25	Cleveland Indians	AL	162	69
26	Boston Red Sox	AL	162	67
26	Los Angeles Angels of Anaheim	AL	162	67
26	New York Yankees	AL	162	67
29	Chicago White Sox	AL	162	63
30	St. Louis Cardinals	NL	162	62

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.