2015 MLB Losses by Team

The Philadelphia Phillies led all of MLB in losses in 2015, with 99, 1 ahead of the Cincinnati Reds. The average across 30 MLB teams is 81.0.

Led all of MLB in 2015 Philadelphia Phillies 162 games

99 Losses 1 clear of Cincinnati Reds

#	Team	League	G	L
1	Philadelphia Phillies	NL	162	99
2	Cincinnati Reds	NL	162	98
3	Atlanta Braves	NL	162	95
4	Colorado Rockies	NL	162	94
4	Milwaukee Brewers	NL	162	94
4	Oakland Athletics	AL	162	94
7	Miami Marlins	NL	162	91
8	San Diego Padres	NL	162	88
9	Detroit Tigers	AL	161	87
10	Chicago White Sox	AL	162	86
10	Seattle Mariners	AL	162	86
12	Boston Red Sox	AL	162	84
13	Arizona Diamondbacks	NL	162	83
14	Tampa Bay Rays	AL	162	82
15	Baltimore Orioles	AL	162	81
	MLB average			81.0
16	Cleveland Indians	AL	161	80
17	Minnesota Twins	AL	162	79
17	Washington Nationals	NL	162	79
19	San Francisco Giants	NL	162	78
20	Los Angeles Angels of Anaheim	AL	162	77
21	Houston Astros	AL	162	76
22	New York Yankees	AL	162	75
23	Texas Rangers	AL	162	74
24	New York Mets	NL	162	72
25	Los Angeles Dodgers	NL	162	70
26	Toronto Blue Jays	AL	162	69
27	Kansas City Royals	AL	162	67
28	Chicago Cubs	NL	162	65
29	Pittsburgh Pirates	NL	162	64
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.