2012 MLB Losses by Team

The Houston Astros led all of MLB in losses in 2012, with 107, 6 ahead of the Chicago Cubs. The average across 30 MLB teams is 81.0.

Led all of MLB in 2012 Houston Astros 162 games

107 Losses 6 clear of Chicago Cubs

#	Team	League	G	L
1	Houston Astros	NL	162	107
2	Chicago Cubs	NL	162	101
3	Colorado Rockies	NL	162	98
4	Minnesota Twins	AL	162	96
5	Cleveland Indians	AL	162	94
6	Boston Red Sox	AL	162	93
6	Miami Marlins	NL	162	93
8	Kansas City Royals	AL	162	90
9	Toronto Blue Jays	AL	162	89
10	New York Mets	NL	162	88
11	Seattle Mariners	AL	162	87
12	San Diego Padres	NL	162	86
13	Pittsburgh Pirates	NL	162	83
14	Arizona Diamondbacks	NL	162	81
14	Philadelphia Phillies	NL	162	81
	MLB average			81.0
16	Milwaukee Brewers	NL	162	79
17	Chicago White Sox	AL	162	77
18	Los Angeles Dodgers	NL	162	76
19	Detroit Tigers	AL	162	74
19	St. Louis Cardinals	NL	162	74
21	Los Angeles Angels of Anaheim	AL	162	73
22	Tampa Bay Rays	AL	162	72
23	Baltimore Orioles	AL	162	69
23	Texas Rangers	AL	162	69
25	Atlanta Braves	NL	162	68
25	Oakland Athletics	AL	162	68
25	San Francisco Giants	NL	162	68
28	New York Yankees	AL	162	67
29	Cincinnati Reds	NL	162	65
30	Washington Nationals	NL	162	64

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.