The Pittsburgh Pirates scored their most runs in a home game on April 27, 1912, on July 18, 1895 and on August 9, 1887, with 23 runs.
Interpreted as:
most runs in a regular-season game scored by pirates in a home opener| 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 |  | Pirates | 23 | 4/27/1912 |  PIT | vs |  CIN | W 23-4 | 43 | 27 | 5 | 3 | 0 | 20 | 5 | 0 | 1 | 8 | 51 | 38 | 8 | 3 | .628 | .667 | .884 | 1.550 | ||||
| 2 |  | Pirates | 23 | 7/18/1895 |  PIT | vs |  PHI | W 23-6 | ||||||||||||||||||||||
| 3 | | Alleghenys | 23 | 8/9/1887 | PIT | vs |  BSN | W 23-3 | ||||||||||||||||||||||
| 4 | | Pirates | 22 | 9/3/1894 | PIT | vs |  WSH | W 22-1 | ||||||||||||||||||||||
| 5 | | Pirates | 21 | 6/20/1925 | PIT | vs |  BKN | W 21-5 | 47 | 25 | 3 | 3 | 4 | 19 | 5 | 1 | 0 | 0 | 1 | 54 | 46 | 10 | 1 | .532 | .585 | .979 | 1.564 | |||
| 6 | | Pirates | 20 | 5/14/1896 | PIT | vs |  BSN | W 20-4 | ||||||||||||||||||||||
| 7 | | Alleghenys | 20 | 4/23/1890 | PTN | vs | CLN | W 20-12 | ||||||||||||||||||||||
| 8 | | Pirates | 19 | 9/26/1992 | PIT | vs |  NYM | W 19-2 | 43 | 20 | 5 | 2 | 3 | 18 | 8 | 0 | 4 | 1 | 0 | 51 | 38 | 10 | 0 | 0 | 1 | 1 | .465 | .549 | .884 | 1.433 |
| 9 | | Pirates | 19 | 7/8/1896 | PIT | vs | WSH | W 19-0 | ||||||||||||||||||||||
| 10 | | Pirates | 19 | 7/15/1893 | PIT | vs | WSH | W 19-0 | ||||||||||||||||||||||
| 11 | | Pirates | 18 | 7/1/2019 | PIT | vs |  CHC | W 18-5 | 46 | 23 | 7 | 0 | 5 | 18 | 3 | 1 | 7 | 1 | 0 | 50 | 45 | 12 | 0 | 0 | 0 | 1 | .500 | .540 | .978 | 1.518 |
| 12 | | Pirates | 18 | 6/11/2005 | PIT | vs |  TBD | W 18-2 | 46 | 20 | 3 | 1 | 1 | 18 | 4 | 1 | 8 | 0 | 0 | 52 | 28 | 5 | 0 | 1 | 0 | 0 | .435 | .481 | .609 | 1.089 |
| 13 | | Pirates | 18 | 6/6/1943 | PIT | vs |  NYG | W 18-1 | 39 | 18 | 2 | 4 | 1 | 18 | 7 | 0 | 3 | 0 | 0 | 47 | 31 | 7 | 1 | 0 | .462 | .543 | .795 | 1.338 | ||
| 14 | | Pirates | 18 | 5/2/1925 | PIT | vs | CIN | W 18-3 | 39 | 15 | 4 | 3 | 2 | 18 | 8 | 0 | 4 | 1 | 0 | 48 | 31 | 9 | 1 | .385 | .489 | .795 | 1.284 | |||
| 15 | | Pirates | 18 | 9/25/1923 | PIT | vs | PHN | W 18-5 | 40 | 22 | 1 | 2 | 0 | 15 | 4 | 1 | 2 | 4 | 0 | 48 | 27 | 3 | 3 | .550 | .600 | .675 | 1.275 | |||
| 16 | | Pirates | 18 | 5/1/1902 | PIT | vs |  SLN | W 18-6 | 44 | 19 | 4 | 2 | 0 | 14 | 8 | 0 | 3 | 3 | -10 | 53 | 27 | 6 | 1 | -10 | -10 | .432 | .519 | .614 | 1.133 | |
| 17 | | Pirates | 18 | 7/22/1899 | PIT | vs | PHI | W 18-4 | ||||||||||||||||||||||
| 18 | | Pirates | 18 | 8/7/1895 | PIT | vs |  STL | W 18-1 | ||||||||||||||||||||||
| 19 | | Pirates | 18 | 9/21/1893 | PIT | vs | WSH | W 18-4 | ||||||||||||||||||||||
| 20 | | Alleghenys | 18 | 8/3/1886 | PIT | vs |  BKN | W 18-0 | ||||||||||||||||||||||
| 21 | | Alleghenys | 18 | 6/8/1883 | PIT | vs | LOU | W 18-6 | ||||||||||||||||||||||
| 22 | | Alleghenys | 18 | 5/9/1883 | PIT | vs | NYM | W 18-3 | ||||||||||||||||||||||
| 23 | | Pirates | 17 | 5/15/1999 | PIT | vs |  MON | W 17-6 | 42 | 17 | 3 | 0 | 2 | 15 | 2 | 1 | 5 | 1 | 0 | 46 | 26 | 5 | 0 | 1 | 0 | 1 | .405 | .435 | .619 | 1.054 |
| 24 | | Pirates | 17 | 9/6/1945 | PIT | vs | BKN | W 17-5 | 38 | 14 | 3 | 0 | 2 | 15 | 10 | 0 | 1 | 1 | 0 | 49 | 23 | 5 | 1 | 0 | .368 | .500 | .605 | 1.105 | ||
| 25 | | Pirates | 17 | 5/26/1943 | PIT | vs | BKN | W 17-4 | 37 | 16 | 2 | 1 | 2 | 17 | 11 | 0 | 2 | 0 | 0 | 50 | 26 | 5 | 2 | 1 | .432 | .563 | .703 | 1.265 | ||
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.
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