1980 MLB Winning Percentage by Team
Every team's total, added up from its players' lines. Wins per decision
The New York Yankees led all of MLB in winning percentage in 1980, with .636, .019 ahead of the Baltimore Orioles. The average across 26 MLB teams is .500.
Led all of MLB in 1980
New York Yankees
162 games
.636
Winning Percentage
.019 clear of Baltimore Orioles
| # | Team | League | G | W-L% |
|---|---|---|---|---|
| 1 |
New York Yankees
|
AL | 162 | .636 |
| 2 |
 Baltimore Orioles
|
AL | 162 | .617 |
| 3 |
 Kansas City Royals
|
AL | 162 | .599 |
| 4 |
 Houston Astros
|
NL | 163 | .571 |
| 5 |
 Los Angeles Dodgers
|
NL | 163 | .564 |
| 6 |
 Philadelphia Phillies
|
NL | 162 | .562 |
| 7 |
 Montreal Expos
|
NL | 162 | .556 |
| 8 |
 Cincinnati Reds
|
NL | 163 | .549 |
| 9 |
 Milwaukee Brewers
|
AL | 162 | .531 |
| 10 |
 Boston Red Sox
|
AL | 160 | .519 |
| 11 |
 Detroit Tigers
|
AL | 163 | .519 |
| 12 |
 Oakland Athletics
|
AL | 162 | .512 |
| 12 |
 Pittsburgh Pirates
|
NL | 162 | .512 |
| 14 |
 Atlanta Braves
|
NL | 161 | .503 |
| MLB average | .500 | |||
| 15 |
 Cleveland Indians
|
AL | 160 | .494 |
| 16 |
 Minnesota Twins
|
AL | 161 | .478 |
| 17 |
 Texas Rangers
|
AL | 163 | .472 |
| 18 |
 San Francisco Giants
|
NL | 161 | .466 |
| 19 |
 St. Louis Cardinals
|
NL | 162 | .457 |
| 20 |
 San Diego Padres
|
NL | 163 | .451 |
| 21 |
 Chicago White Sox
|
AL | 162 | .438 |
| 22 |
 New York Mets
|
NL | 162 | .414 |
| 22 |
 Toronto Blue Jays
|
AL | 162 | .414 |
| 24 |
 California Angels
|
AL | 160 | .406 |
| 25 |
 Chicago Cubs
|
NL | 162 | .395 |
| 26 |
 Seattle Mariners
|
AL | 163 | .364 |
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.