1889 MLB Earned Run Average by Team
Every team's total, added up from its players' lines. Earned runs allowed per nine innings
The St. Louis Browns led all of MLB in earned run average in 1889, with 3.00, 0.36 ahead of the Boston Beaneaters. The average across 16 MLB teams is 3.94.
Led all of MLB in 1889
St. Louis Browns
140 games
3.00
Earned Run Average
0.36 clear of Boston Beaneaters
| # | Team | League | G | ERA |
|---|---|---|---|---|
| 1 |
St. Louis Browns
|
AA | 140 | 3.00 |
| 2 |
 Boston Beaneaters
|
NL | 133 | 3.36 |
| 3 |
 New York Giants
|
NL | 131 | 3.47 |
| 4 |
 Cincinnati Red Stockings
|
AA | 141 | 3.50 |
| 5 | Philadelphia Athletics | AA | 138 | 3.53 |
| 6 | Baltimore Orioles | AA | 139 | 3.56 |
| 7 |
 Brooklyn Bridegrooms
|
AA | 138 | 3.61 |
| 8 | Cleveland Spiders | NL | 136 | 3.66 |
| 9 |
 Chicago White Stockings
|
NL | 136 | 3.73 |
| MLB average | 3.94 | |||
| 10 |
 Philadelphia Quakers
|
NL | 130 | 4.00 |
| 11 | Kansas City Cowboys | AA | 139 | 4.36 |
| 12 | Columbus Solons | AA | 139 | 4.39 |
| 13 |
 Pittsburg Alleghenys
|
NL | 134 | 4.51 |
| 14 | Washington Nationals | NL | 127 | 4.68 |
| 15 | Louisville Colonels | AA | 140 | 4.81 |
| 16 | Indianapolis Hoosiers | NL | 135 | 4.85 |
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.