2009 MLB Losses by Team

The Washington Nationals led all of MLB in losses in 2009, with 103, 4 ahead of the Pittsburgh Pirates. The average across 30 MLB teams is 81.0.

Led all of MLB in 2009 Washington Nationals 162 games

103 Losses 4 clear of Pittsburgh Pirates

#	Team	League	G	L
1	Washington Nationals	NL	162	103
2	Pittsburgh Pirates	NL	161	99
3	Baltimore Orioles	AL	162	98
4	Cleveland Indians	AL	162	97
4	Kansas City Royals	AL	162	97
6	Arizona Diamondbacks	NL	162	92
6	New York Mets	NL	162	92
8	Houston Astros	NL	162	88
9	Oakland Athletics	AL	162	87
9	San Diego Padres	NL	162	87
9	Toronto Blue Jays	AL	162	87
12	Cincinnati Reds	NL	162	84
13	Chicago White Sox	AL	162	83
14	Milwaukee Brewers	NL	162	82
	MLB average			81.0
15	Chicago Cubs	NL	161	78
15	Tampa Bay Rays	AL	162	78
17	Detroit Tigers	AL	163	77
17	Seattle Mariners	AL	162	77
19	Atlanta Braves	NL	162	76
19	Minnesota Twins	AL	163	76
21	Florida Marlins	NL	162	75
21	Texas Rangers	AL	162	75
23	San Francisco Giants	NL	162	74
24	St. Louis Cardinals	NL	162	71
25	Colorado Rockies	NL	162	70
26	Philadelphia Phillies	NL	162	69
27	Boston Red Sox	AL	162	67
27	Los Angeles Dodgers	NL	162	67
29	Los Angeles Angels of Anaheim	AL	162	65
30	New York Yankees	AL	162	59

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.