2026 AL Earned Run Average by Team

The New York Yankees led the AL in earned run average in 2026, with 3.23, 0.31 ahead of the Boston Red Sox. The average across 15 AL teams is 4.15.

Led the AL in 2026 New York Yankees 161 games

3.23 Earned Run Average 0.31 clear of Boston Red Sox

#	Team	G	ERA
1	New York Yankees	161	3.23
2	Boston Red Sox	162	3.54
3	Detroit Tigers	162	3.67
4	Tampa Bay Rays	162	3.72
5	Cleveland Guardians	162	3.77
6	Toronto Blue Jays	162	3.91
7	Baltimore Orioles	161	4.07
8	Chicago White Sox	162	4.12
	AL average		4.15
9	Seattle Mariners	162	4.20
10	Los Angeles Angels	162	4.30
11	Texas Rangers	162	4.33
12	Houston Astros	162	4.47
13	Minnesota Twins	162	4.56
14	Kansas City Royals	162	4.78
15	Athletics	162	5.53

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.