The Philadelphia Phillies have put up the most runs by a team in a loss, with 23 runs against the Cubs on August 25, 1922.
Interpreted as:
What is the most runs scored by an MLB team in a regular-season loss all-time?| TEAM | R | L | DATE | TM | OPP | RESULT | W | L% | AB | H | 2B | 3B | HR | RBI | BB | HBP | SO | SB | CS | PA | TB | XBH | SH | SF | IBB | GIDP | AVG | OBP | SLG | OPS | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | Phillies | 23 | 1 | 8/25/1922 |  PHN | @ |  CHC | L 23-26 | 0 | 1.000 | 52 | 26 | 4 | 2 | 0 | 19 | 11 | 0 | 5 | 1 | 1 | 66 | 34 | 6 | 3 | .500 | .587 | .654 | 1.241 | |||
| 2 |  | Cubs | 22 | 1 | 5/17/1979 |  CHC | vs |  PHI | L 22-23 | 0 | 1.000 | 56 | 26 | 3 | 1 | 6 | 22 | 3 | 0 | 4 | 0 | 0 | 59 | 49 | 10 | 0 | 0 | 0 | 2 | .464 | .492 | .875 | 1.367 |
| 3 | Stars | 21 | 1 | 4/18/1890 | SYR | @ | BKA | L 21-22 | 0 | 1.000 | |||||||||||||||||||||||
| 4 |  | Orioles | 19 | 1 | 6/17/1891 |  BAL | @ |  WSH | L 19-20 | 0 | 1.000 | ||||||||||||||||||||||
| 5 | Colonels | 19 | 1 | 6/6/1888 | LOU | @ | CLE | L 19-23 | 0 | 1.000 | |||||||||||||||||||||||
| 6 |  | Rangers | 17 | 1 | 8/12/2008 |  TEX | @ |  BOS | L 17-19 | 0 | 1.000 | 47 | 20 | 7 | 0 | 1 | 17 | 3 | 1 | 6 | 0 | 0 | 53 | 30 | 8 | 0 | 2 | 0 | 0 | .426 | .453 | .638 | 1.091 |
| 7 |  | Marlins | 17 | 1 | 7/4/2008 |  FLA | @ |  COL | L 17-18 | 0 | 1.000 | 47 | 22 | 7 | 0 | 2 | 17 | 6 | 2 | 4 | 0 | 0 | 56 | 35 | 9 | 1 | 0 | 1 | 1 | .468 | .545 | .745 | 1.290 |
| 8 | | Phillies | 17 | 1 | 8/3/1969 | PHI | vs |  CIN | L 17-19 | 0 | 1.000 | 47 | 21 | 4 | 1 | 3 | 17 | 4 | 0 | 6 | 1 | 0 | 51 | 36 | 8 | 0 | 0 | 1 | 2 | .447 | .490 | .766 | 1.256 |
| 9 |  | Indians | 17 | 1 | 7/10/1932 |  CLE | vs |  PHA | L 17-18 | 0 | 1.000 | 83 | 33 | 9 | 0 | 1 | 16 | 10 | 0 | 7 | 1 | 0 | 95 | 45 | 10 | 2 | .398 | .462 | .542 | 1.005 | |||
| 10 |  | Beaneaters | 17 | 1 | 4/19/1900 |  BSN | vs | PHI | L 17-19 | 0 | 1.000 | ||||||||||||||||||||||
| 11 |  | Alleghenys | 17 | 1 | 8/7/1890 |  PTN | @ | CIN | L 17-23 | 0 | 1.000 | ||||||||||||||||||||||
| 12 |  | Giants | 17 | 1 | 5/23/1889 |  NYG | vs | CWS | L 17-18 | 0 | 1.000 | ||||||||||||||||||||||
| 13 | Wolverines | 17 | 1 | 7/28/1888 | DET | @ | CWS | L 17-21 | 0 | 1.000 | |||||||||||||||||||||||
| 14 | Metropolitans | 17 | 1 | 4/26/1887 | NYM | @ |  PHA | L 17-18 | 0 | 1.000 | |||||||||||||||||||||||
| 15 | | White Stockings | 17 | 1 | 8/14/1883 | CWS | @ | BUF | L 17-19 | 0 | 1.000 | ||||||||||||||||||||||
| 16 | Colonels | 17 | 1 | 7/6/1882 | LOU | @ | STL | L 17-21 | 0 | 1.000 | |||||||||||||||||||||||
| 17 | | Pirates | 16 | 1 | 8/1/2025 | PIT | @ | COL | L 16-17 | 0 | 1.000 | 43 | 18 | 2 | 0 | 2 | 16 | 9 | 1 | 9 | 0 | 0 | 53 | 26 | 4 | 0 | 0 | 0 | 2 | .419 | .528 | .605 | 1.133 |
| 18 |  | Athletics | 16 | 1 | 5/5/2000 |  OAK | @ | TEX | L 16-17 | 0 | 1.000 | 43 | 16 | 3 | 0 | 5 | 16 | 8 | 0 | 8 | 0 | 1 | 51 | 34 | 8 | 0 | 0 | 0 | 0 | .372 | .471 | .791 | 1.261 |
| 19 |  | Tigers | 16 | 1 | 9/14/1998 |  DET | vs |  CWS | L 16-17 | 0 | 1.000 | 58 | 22 | 4 | 1 | 3 | 16 | 1 | 0 | 10 | 1 | 0 | 60 | 37 | 8 | 0 | 1 | 1 | 0 | .379 | .383 | .638 | 1.021 |
| 20 |  | Cubs | 16 | 1 | 4/17/1976 |  CHC | vs | PHI | L 16-18 | 0 | 1.000 | 48 | 19 | 5 | 0 | 3 | 16 | 6 | 3 | 7 | 0 | 0 | 58 | 33 | 8 | 1 | 0 | 1 | 1 | .396 | .491 | .688 | 1.179 |
| 21 | | Giants | 16 | 1 | 5/23/1970 | SFG | vs |  SDP | L 16-17 | 0 | 1.000 | 60 | 23 | 2 | 0 | 4 | 16 | 10 | 0 | 12 | 1 | 2 | 76 | 37 | 6 | 6 | 0 | 3 | 1 | .383 | .471 | .617 | 1.088 |
| 22 | | Phillies | 16 | 1 | 9/23/1930 | PHN | vs |  SLN | L 16-19 | 0 | 1.000 | 44 | 16 | 4 | 0 | 1 | 13 | 6 | 0 | 7 | 0 | 0 | 50 | 23 | 5 | 0 | .364 | .440 | .523 | .963 | |||
| 23 | | Phillies | 16 | 1 | 5/18/1929 | PHN | vs |  BKN | L 16-20 | 0 | 1.000 | 41 | 17 | 6 | 0 | 2 | 16 | 12 | 0 | 6 | 2 | 0 | 53 | 29 | 8 | 0 | .415 | .547 | .707 | 1.254 | |||
| 24 |  | Cardinals | 16 | 1 | 6/2/1900 |  STL | @ | BSN | L 16-17 | 0 | 1.000 | ||||||||||||||||||||||
| 25 |  | Bridegrooms | 16 | 1 | 9/23/1896 |  BKN | @ | PHI | L 16-17 | 0 | 1.000 | ||||||||||||||||||||||
Results may be incomplete. StatMuse has complete team, game-level data for runs going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.
Mets 
Marlins 
Braves 
Nationals 
Brewers 
Padres 
Blue Jays 
Yankees 
Guardians 
Mariners 
Astros 
TBR 
BAL 
MIN 
