1912 MLB Earned Run Average by Team

The New York Giants led all of MLB in earned run average in 1912, with 2.58, 0.11 ahead of the Washington Senators. The average across 16 MLB teams is 3.37.

Led all of MLB in 1912 New York Giants 154 games

2.58 Earned Run Average 0.11 clear of Washington Senators

#	Team	League	G	ERA
1	New York Giants	NL	154	2.58
2	Washington Senators	AL	154	2.69
3	Boston Red Sox	AL	154	2.76
4	Pittsburgh Pirates	NL	152	2.85
5	Chicago White Sox	AL	158	3.06
6	Philadelphia Phillies	NL	152	3.25
7	Cleveland Naps	AL	155	3.30
8	Philadelphia Athletics	AL	153	3.32
	MLB average			3.37
9	Chicago Cubs	NL	152	3.42
9	Cincinnati Reds	NL	155	3.42
11	Brooklyn Dodgers	NL	153	3.64
12	St. Louis Browns	AL	157	3.71
13	Detroit Tigers	AL	154	3.75
14	St. Louis Cardinals	NL	153	3.85
15	New York Highlanders	AL	153	4.13
16	Boston Braves	NL	155	4.15

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.