The Pittsburgh Alleghenys have scored the most runs by a team in a game on August 9, with 23 runs versus the Boston Beaneaters on August 9, 1887.
| TEAM | R | DATE | TM | OPP | RESULT | AB | H | 2B | 3B | HR | RBI | BB | HBP | SO | SB | CS | PA | TB | XBH | SH | SF | IBB | GIDP | AVG | OBP | SLG | OPS | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | Alleghenys | 23 | 8/9/1887 |  PIT | vs |  BSN | W 23-3 | ||||||||||||||||||||||
| 2 |  | Athletics | 21 | 8/9/1923 |  PHA | vs |  CWS | W 21-5 | 44 | 22 | 3 | 1 | 2 | 19 | 7 | 0 | 4 | 1 | 0 | 51 | 33 | 6 | 0 | .500 | .569 | .750 | 1.319 | |||
| 3 |  | White Sox | 19 | 8/9/2000 | CWS | vs |  SEA | W 19-3 | 48 | 24 | 5 | 0 | 4 | 19 | 5 | 0 | 4 | 1 | 0 | 53 | 41 | 9 | 0 | 0 | 0 | 1 | .500 | .547 | .854 | 1.401 |
| 4 |  | Blue Jays | 19 | 8/9/1999 |  TOR | @ |  TEX | W 19-4 | 51 | 25 | 6 | 0 | 4 | 19 | 2 | 1 | 5 | 0 | 0 | 54 | 43 | 10 | 0 | 0 | 1 | 2 | .490 | .519 | .843 | 1.362 |
| 5 |  | Cardinals | 18 | 8/9/1932 |  SLN | @ |  PHN | W 18-13 | 49 | 26 | 4 | 0 | 4 | 18 | 5 | 0 | 7 | 1 | 0 | 55 | 42 | 8 | 1 | .531 | .574 | .857 | 1.431 | |||
| 6 | Spiders | 18 | 8/9/1895 | CLE | @ |  CHI | W 18-6 | |||||||||||||||||||||||
| 7 |  | Quakers | 17 | 8/9/1887 | PHN | @ | CWS | W 17-4 | ||||||||||||||||||||||
| 8 |  | Rockies | 16 | 8/9/2022 |  COL | vs | STL | W 16-5 | 46 | 22 | 3 | 0 | 3 | 16 | 2 | 0 | 5 | 0 | 0 | 48 | 34 | 6 | 0 | 0 | 0 | 0 | .478 | .500 | .739 | 1.239 |
| 9 |  | Red Sox | 16 | 8/9/2019 |  BOS | vs |  LAA | W 16-4 | 39 | 14 | 5 | 0 | 5 | 15 | 4 | 1 | 6 | 0 | 0 | 44 | 34 | 10 | 0 | 0 | 0 | 1 | .359 | .432 | .872 | 1.304 |
| 10 |  | Red Sox | 16 | 8/9/1938 |  BSA | @ | PHA | W 16-4 | 42 | 14 | 0 | 1 | 1 | 14 | 5 | 2 | 6 | 2 | 0 | 50 | 19 | 2 | 1 | .333 | .429 | .452 | .881 | |||
| 11 |  | Giants | 16 | 8/9/1934 |  NYG | vs |  BKN | W 16-5 | 41 | 15 | 0 | 1 | 1 | 14 | 4 | 1 | 1 | 0 | 0 | 47 | 20 | 2 | 1 | 0 | .366 | .435 | .488 | .923 | ||
| 12 |  | Pirates | 16 | 8/9/1924 |  PIT | @ | PHN | W 16-4 | 46 | 22 | 4 | 3 | 1 | 16 | 2 | 1 | 2 | 1 | 0 | 51 | 35 | 8 | 2 | .478 | .510 | .761 | 1.271 | |||
| 13 | | Giants | 16 | 8/9/1911 | NYG | @ |  CHC | W 16-5 | 40 | 18 | 1 | 2 | 0 | 12 | 3 | 1 | 2 | 8 | 45 | 23 | 3 | 1 | .450 | .500 | .575 | 1.075 | ||||
| 14 |  | Bridegrooms | 16 | 8/9/1897 |  BKN | vs |  BAL | W 16-9 | ||||||||||||||||||||||
| 15 |  | Tigers | 15 | 8/9/1987 |  DET | vs |  NYY | W 15-4 | 36 | 14 | 3 | 0 | 4 | 13 | 5 | 0 | 7 | 0 | 0 | 42 | 29 | 7 | 0 | 1 | 0 | 1 | .389 | .452 | .806 | 1.258 |
| 16 |  | Yankees | 15 | 8/9/1956 | NYY | @ |  WSH | W 15-7 | 45 | 20 | 2 | 0 | 3 | 15 | 7 | 0 | 7 | 2 | 1 | 52 | 31 | 5 | 0 | 0 | 0 | 1 | .444 | .519 | .689 | 1.208 |
| 17 | | Red Sox | 15 | 8/9/1934 | BSA | @ | PHA | W 15-2 | 28 | 14 | 3 | 1 | 0 | 13 | 6 | 0 | 2 | 2 | 1 | 34 | 19 | 4 | 0 | .500 | .588 | .679 | 1.267 | |||
| 18 |  | Giants | 15 | 8/9/1895 |  NYG | @ | BAL | W 15-8 | ||||||||||||||||||||||
| 19 |  | Red Stockings | 15 | 8/9/1889 |  CIN | @ | LOU | W 15-8 | ||||||||||||||||||||||
| 20 | | Alleghenys | 15 | 8/9/1889 | PIT | vs |  WSH | W 15-3 | ||||||||||||||||||||||
| 21 |  | Diamondbacks | 14 | 8/9/2014 |  ARI | vs | COL | W 14-4 | 38 | 15 | 4 | 0 | 3 | 13 | 1 | 0 | 5 | 1 | 0 | 40 | 28 | 7 | 0 | 1 | 0 | 0 | .395 | .400 | .737 | 1.137 |
| 22 |  | Athletics | 14 | 8/9/2013 |  OAK | @ |  TOR | W 14-6 | 42 | 17 | 4 | 0 | 5 | 14 | 5 | 0 | 4 | 0 | 0 | 48 | 36 | 9 | 0 | 1 | 0 | 0 | .405 | .458 | .857 | 1.315 |
| 23 |  | Rangers | 14 | 8/9/2006 | TEX | @ | OAK | W 14-0 | 44 | 17 | 5 | 0 | 5 | 13 | 6 | 0 | 7 | 0 | 1 | 51 | 37 | 10 | 0 | 1 | 1 | 0 | .386 | .451 | .841 | 1.292 |
| 24 |  | Astros | 14 | 8/9/2006 |  HOU | vs | PIT | W 14-1 | 38 | 15 | 2 | 0 | 6 | 14 | 6 | 0 | 4 | 0 | 1 | 44 | 35 | 8 | 0 | 0 | 0 | 1 | .395 | .477 | .921 | 1.398 |
| 25 | | Rockies | 14 | 8/9/2001 | COL | @ | CHC | W 14-5 | 36 | 12 | 5 | 1 | 1 | 12 | 5 | 1 | 9 | 2 | 0 | 46 | 22 | 7 | 2 | 2 | 0 | 1 | .333 | .409 | .611 | 1.020 |
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.
Brewers 
HOU 
Guardians 
Mets 
Padres 
WSH 
BAL 
MIA 
