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.
More MLB News
Even without Cal Raleigh, the Mariners have used power and pitching to move in front in the AL West
Liberatore and Dobbins pitch the Cardinals to a 5-1 victory over the Cubs
Ashcraft throws 11 Ks and Pirates complete sweep of Twins
Mariners finally playing up to lofty expectations with a six-game winning streak
Unlucky 13: Tanner Bibee has longest win drought to start a season in Cleveland franchise history
The Yankees use a 13-run 3rd inning to beat the Athletics 13-8
More Red Sox Stats
Team Batting Leaders 
HR
11
Contreras
RBI
33
Duran
AVG
.286
Contreras
Team Pitching Leaders 
W
6
Gray
K
57
Suarez
ERA
2.61
Tolle
Team Rankings
HR
44
29th
R
231
26th
SO
494
14th
ERA
3.82
10th
Rays
Yankees
Blue Jays
Orioles
Red Sox
MLB 2026 Batting Leaders
MLB 2026 Pitching Leaders
MLB Fantasy 2026
MLB 2026 Betting
MLB 2026 Standings
| NL East | W | L | PCT | GB |
|---|---|---|---|---|
40 | 20 | .667 | ||
31 | 29 | .517 | 9.0 | |
30 | 29 | .508 | 9.5 | |
26 | 33 | .441 | 13.5 | |
26 | 34 | .433 | 14.0 | |
| NL Central | W | L | PCT | GB |
35 | 21 | .625 | ||
31 | 26 | .544 | 4.5 | |
32 | 28 | .533 | 5.0 | |
32 | 28 | .533 | 5.0 | |
30 | 28 | .517 | 6.0 | |
| NL West | W | L | PCT | GB |
38 | 21 | .644 | ||
32 | 26 | .552 | 5.5 | |
31 | 27 | .534 | 6.5 | |
23 | 36 | .390 | 15.0 | |
22 | 38 | .367 | 16.5 |
Braves
Nationals
Phillies
Mets
Marlins
Brewers
Cardinals
Pirates
Cubs
Reds
Dodgers
Padres
Diamondbacks
Giants
Rockies| AL East | W | L | PCT | GB |
|---|---|---|---|---|
36 | 20 | .643 | ||
36 | 23 | .610 | 1.5 | |
29 | 31 | .483 | 9.0 | |
28 | 32 | .467 | 10.0 | |
25 | 33 | .431 | 12.0 | |
| AL Central | W | L | PCT | GB |
34 | 27 | .557 | ||
32 | 27 | .542 | 1.0 | |
27 | 33 | .450 | 6.5 | |
22 | 37 | .373 | 11.0 | |
22 | 38 | .367 | 11.5 | |
| AL West | W | L | PCT | GB |
31 | 29 | .517 | ||
28 | 31 | .475 | 2.5 | |
28 | 31 | .475 | 2.5 | |
27 | 34 | .443 | 4.5 | |
23 | 37 | .383 | 8.0 |
Guardians
White Sox
Twins
Royals
Tigers
Mariners
Athletics
Rangers
Astros
Angels