1888 MLB Earned Run Average by Team
Every team's total, added up from its players' lines. Earned runs allowed per nine innings
The New York Giants led all of MLB in earned run average in 1888, with 1.96, 0.13 ahead of the St. Louis Browns. The average across 16 MLB teams is 2.95.
Led all of MLB in 1888
New York Giants
137 games
1.96
Earned Run Average
0.13 clear of St. Louis Browns
| # | Team | League | G | ERA |
|---|---|---|---|---|
| 1 |
New York Giants
|
NL | 137 | 1.96 |
| 2 |
 St. Louis Browns
|
AA | 137 | 2.09 |
| 3 |
 Brooklyn Bridegrooms
|
AA | 143 | 2.33 |
| 4 |
 Philadelphia Quakers
|
NL | 131 | 2.38 |
| 5 | Philadelphia Athletics | AA | 136 | 2.41 |
| 6 |
 Boston Beaneaters
|
NL | 137 | 2.61 |
| 7 |
 Pittsburg Alleghenys
|
NL | 138 | 2.67 |
| 8 |
 Cincinnati Red Stockings
|
AA | 137 | 2.73 |
| 9 | Detroit Wolverines | NL | 134 | 2.74 |
| MLB average | 2.95 | |||
| 10 |
 Chicago White Stockings
|
NL | 135 | 2.96 |
| 11 | Louisville Colonels | AA | 139 | 3.25 |
| 12 | Washington Nationals | NL | 136 | 3.54 |
| 13 | Cleveland Blues | AA | 135 | 3.72 |
| 14 | Baltimore Orioles | AA | 137 | 3.78 |
| 15 | Indianapolis Hoosiers | NL | 136 | 3.81 |
| 16 | Kansas City Cowboys | AA | 132 | 4.29 |
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.