4 teams were tied for losing the most games in September 2023, with 19 losses. The first three are the Boston Red Sox, the Chicago White Sox and the Los Angeles Angels.
| TEAM | L | MONTH | W | L% | G | W% | AB | R | H | 2B | 3B | HR | RBI | BB | HBP | SO | SB | CS | PA | TB | XBH | SH | SF | IBB | GIDP | AVG | OBP | SLG | OPS | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | Red Sox | 19 | September 2023 | 8 | .704 | 27 | .296 | 924 | 101 | 214 | 48 | 4 | 23 | 93 | 68 | 13 | 272 | 15 | 4 | 1,012 | 339 | 75 | 2 | 5 | 4 | 20 | .232 | .292 | .367 | .659 |
| 2 |  | White Sox | 19 | September 2023 | 8 | .704 | 27 | .296 | 882 | 82 | 199 | 43 | 1 | 22 | 81 | 51 | 3 | 221 | 6 | 5 | 941 | 310 | 66 | 1 | 4 | 0 | 26 | .226 | .269 | .351 | .621 |
| 3 |  | Angels | 19 | September 2023 | 8 | .704 | 27 | .296 | 903 | 94 | 199 | 33 | 3 | 33 | 89 | 68 | 10 | 266 | 8 | 7 | 989 | 337 | 69 | 2 | 6 | 3 | 13 | .220 | .281 | .373 | .654 |
| 4 |  | Rockies | 19 | September 2023 | 9 | .679 | 28 | .321 | 959 | 139 | 248 | 57 | 11 | 28 | 132 | 83 | 9 | 264 | 23 | 7 | 1,058 | 411 | 96 | 3 | 4 | 1 | 23 | .259 | .322 | .429 | .751 |
| 5 |  | Giants | 18 | September 2023 | 9 | .667 | 27 | .333 | 878 | 92 | 194 | 42 | 2 | 28 | 90 | 101 | 14 | 221 | 10 | 3 | 1,001 | 324 | 72 | 2 | 6 | 3 | 25 | .221 | .309 | .369 | .678 |
| 6 |  | Nationals | 18 | September 2023 | 8 | .692 | 26 | .308 | 886 | 109 | 207 | 39 | 5 | 30 | 105 | 72 | 7 | 195 | 24 | 4 | 977 | 346 | 74 | 5 | 7 | 2 | 15 | .234 | .294 | .391 | .685 |
| 7 |  | Mariners | 17 | September 2023 | 11 | .607 | 28 | .393 | 963 | 117 | 226 | 41 | 2 | 37 | 110 | 88 | 16 | 274 | 15 | 3 | 1,073 | 382 | 80 | 0 | 6 | 4 | 11 | .235 | .308 | .397 | .704 |
| 8 |  | Cubs | 16 | September 2023 | 12 | .571 | 28 | .429 | 968 | 151 | 256 | 53 | 7 | 38 | 145 | 104 | 14 | 213 | 27 | 9 | 1,099 | 437 | 98 | 3 | 10 | 3 | 16 | .264 | .341 | .451 | .793 |
| 9 |  | Athletics | 16 | September 2023 | 11 | .593 | 27 | .407 | 877 | 99 | 196 | 41 | 3 | 33 | 95 | 72 | 8 | 269 | 25 | 7 | 964 | 342 | 77 | 2 | 5 | 1 | 19 | .223 | .287 | .390 | .677 |
| 10 |  | Cardinals | 15 | September 2023 | 12 | .556 | 27 | .444 | 906 | 114 | 206 | 37 | 1 | 28 | 111 | 113 | 8 | 203 | 22 | 4 | 1,039 | 329 | 66 | 3 | 9 | 3 | 19 | .227 | .316 | .363 | .679 |
| 11 |  | Guardians | 15 | September 2023 | 12 | .556 | 27 | .444 | 920 | 115 | 242 | 48 | 4 | 20 | 112 | 88 | 14 | 184 | 38 | 11 | 1,035 | 358 | 72 | 0 | 13 | 9 | 15 | .263 | .332 | .389 | .721 |
| 12 |  | Astros | 14 | September 2023 | 12 | .538 | 26 | .462 | 894 | 136 | 237 | 47 | 6 | 43 | 132 | 83 | 17 | 181 | 12 | 8 | 1,002 | 425 | 96 | 2 | 6 | 4 | 23 | .265 | .337 | .475 | .812 |
| 13 |  | Reds | 13 | September 2023 | 13 | .500 | 26 | .500 | 888 | 139 | 234 | 38 | 8 | 43 | 133 | 100 | 18 | 224 | 32 | 10 | 1,012 | 417 | 89 | 3 | 3 | 0 | 18 | .264 | .349 | .470 | .818 |
| 14 |  | Pirates | 13 | September 2023 | 14 | .481 | 27 | .519 | 938 | 127 | 243 | 47 | 6 | 28 | 121 | 78 | 6 | 264 | 21 | 5 | 1,029 | 386 | 81 | 2 | 5 | 5 | 13 | .259 | .318 | .412 | .730 |
| 15 |  | Phillies | 13 | September 2023 | 15 | .464 | 28 | .536 | 934 | 137 | 214 | 39 | 3 | 46 | 134 | 107 | 13 | 281 | 39 | 5 | 1,063 | 397 | 88 | 4 | 5 | 3 | 17 | .229 | .315 | .425 | .740 |
| 16 |  | Rangers | 13 | September 2023 | 15 | .464 | 28 | .536 | 932 | 143 | 226 | 42 | 3 | 49 | 137 | 124 | 12 | 238 | 11 | 1 | 1,075 | 421 | 94 | 1 | 6 | 5 | 23 | .242 | .337 | .452 | .789 |
| 17 |  | Mets | 13 | September 2023 | 14 | .481 | 27 | .519 | 910 | 134 | 227 | 44 | 5 | 41 | 126 | 72 | 20 | 241 | 22 | 3 | 1,012 | 404 | 90 | 5 | 5 | 4 | 11 | .249 | .317 | .444 | .761 |
| 18 |  | Braves | 12 | September 2023 | 16 | .429 | 28 | .571 | 995 | 160 | 274 | 59 | 5 | 52 | 156 | 85 | 14 | 217 | 20 | 8 | 1,102 | 499 | 116 | 0 | 8 | 1 | 16 | .275 | .338 | .502 | .840 |
| 19 |  | Dodgers | 12 | September 2023 | 16 | .429 | 28 | .571 | 967 | 147 | 254 | 45 | 4 | 36 | 141 | 97 | 20 | 230 | 21 | 6 | 1,100 | 415 | 85 | 2 | 14 | 5 | 22 | .263 | .338 | .429 | .767 |
| 20 |  | Royals | 12 | September 2023 | 14 | .462 | 26 | .538 | 878 | 141 | 231 | 41 | 6 | 32 | 136 | 85 | 12 | 235 | 31 | 11 | 989 | 380 | 79 | 1 | 13 | 1 | 16 | .263 | .332 | .433 | .765 |
| 21 |  | Diamondbacks | 12 | September 2023 | 15 | .444 | 27 | .556 | 893 | 118 | 211 | 38 | 8 | 21 | 113 | 93 | 15 | 200 | 31 | 5 | 1,019 | 328 | 67 | 7 | 11 | 0 | 24 | .236 | .315 | .367 | .683 |
| 22 |  | Brewers | 11 | September 2023 | 17 | .393 | 28 | .607 | 949 | 142 | 247 | 61 | 5 | 26 | 134 | 109 | 10 | 239 | 21 | 2 | 1,082 | 396 | 92 | 4 | 10 | 2 | 33 | .260 | .340 | .417 | .757 |
| 23 |  | Blue Jays | 11 | September 2023 | 16 | .407 | 27 | .593 | 920 | 135 | 222 | 52 | 6 | 31 | 125 | 109 | 10 | 215 | 9 | 5 | 1,044 | 379 | 89 | 0 | 5 | 4 | 21 | .241 | .327 | .412 | .739 |
| 24 |  | Rays | 11 | September 2023 | 16 | .407 | 27 | .593 | 937 | 130 | 238 | 51 | 4 | 33 | 128 | 88 | 14 | 240 | 17 | 3 | 1,044 | 396 | 88 | 1 | 4 | 3 | 23 | .254 | .326 | .423 | .749 |
| 25 |  | Tigers | 10 | September 2023 | 17 | .370 | 27 | .630 | 924 | 129 | 230 | 42 | 7 | 27 | 124 | 96 | 13 | 251 | 22 | 5 | 1,042 | 367 | 76 | 4 | 5 | 2 | 10 | .249 | .327 | .397 | .724 |
Some of the information used here was obtained free of charge from Retrosheet.
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More Red Sox Stats
Team Batting Leaders 
HR
23
Contreras
RBI
67
Contreras
AVG
.288
Contreras
Team Pitching Leaders 
W
13
Gray
K
105
Suarez
ERA
2.74
Bennett
Team Rankings
HR
105
28th
R
463
21st
SO
928
16th
ERA
3.54
3rd
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MLB 2026 Batting Leaders
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| NL East | W | L | PCT | GB |
|---|---|---|---|---|
65 | 45 | .591 | ||
57 | 53 | .518 | 8.0 | |
56 | 55 | .505 | 9.5 | |
55 | 56 | .495 | 10.5 | |
47 | 64 | .423 | 18.5 | |
| NL Central | W | L | PCT | GB |
68 | 41 | .624 | ||
62 | 48 | .564 | 6.5 | |
55 | 56 | .495 | 14.0 | |
54 | 57 | .486 | 15.0 | |
52 | 57 | .477 | 16.0 | |
| NL West | W | L | PCT | GB |
69 | 41 | .627 | ||
58 | 52 | .527 | 11.0 | |
56 | 54 | .509 | 13.0 | |
47 | 63 | .427 | 22.0 | |
43 | 67 | .391 | 26.0 |
Braves
Phillies
Marlins
Nationals
Mets
Brewers
Cubs
Pirates
Cardinals
Reds
Diamondbacks
Padres
Giants
Rockies| AL East | W | L | PCT | GB |
|---|---|---|---|---|
65 | 45 | .591 | ||
62 | 48 | .564 | 3.0 | |
58 | 51 | .532 | 6.5 | |
54 | 56 | .491 | 11.0 | |
52 | 59 | .468 | 13.5 | |
| AL Central | W | L | PCT | GB |
58 | 52 | .527 | ||
56 | 55 | .505 | 2.5 | |
56 | 55 | .505 | 2.5 | |
52 | 58 | .473 | 6.0 | |
46 | 65 | .414 | 12.5 | |
| AL West | W | L | PCT | GB |
56 | 55 | .505 | ||
55 | 55 | .500 | 0.5 | |
53 | 58 | .477 | 3.0 | |
45 | 65 | .409 | 10.5 | |
42 | 68 | .382 | 13.5 |
Twins
Guardians
Tigers
Royals
Astros
Rangers
Mariners
Athletics
Angels