Since 2000, the Oakland Athletics have allowed the most runs by a team in a month, with 229 runs in April 2023.
| TEAM | R | MONTH | G | W% | W | L | ERA | SO | SHO | SV | IP | H | ER | HR | BB | HBP | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | H/9 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | Athletics | 229 | April 2023 | 28 | .179 | 5 | 23 | 7.97 | 206 | 0 | 2 | 245.0 | 300 | 217 | 50 | 141 | 24 | 4 | 1,176 | 18 | 7.57 | 5.18 | 1.46 | 1.84 | 17.5 | 12.0 | 1.80 | .331 | 8.41 | 11.02 |
| 2 |  | Orioles | 208 | August 2021 | 28 | .143 | 4 | 24 | 7.39 | 194 | 0 | 1 | 241.0 | 277 | 198 | 53 | 105 | 12 | 2 | 1,102 | 17 | 7.24 | 3.92 | 1.85 | 1.98 | 17.6 | 9.5 | 1.59 | .304 | 7.77 | 10.34 |
| 3 |  | Rockies | 204 | August 2025 | 29 | .379 | 11 | 18 | 7.13 | 204 | 0 | 5 | 252.1 | 320 | 200 | 54 | 104 | 18 | 4 | 1,172 | 6 | 7.28 | 3.71 | 1.96 | 1.93 | 17.4 | 8.9 | 1.68 | .336 | 7.28 | 11.41 |
| 4 |  | Orioles | 202 | September 2007 | 29 | .345 | 10 | 19 | 6.89 | 176 | 0 | 5 | 256.0 | 316 | 196 | 33 | 146 | 16 | 11 | 1,221 | 12 | 6.19 | 5.13 | 1.21 | 1.16 | 14.4 | 12.0 | 1.80 | .333 | 7.10 | 11.11 |
| 5 | | Orioles | 199 | August 2007 | 28 | .321 | 9 | 19 | 6.62 | 178 | 0 | 3 | 253.0 | 316 | 186 | 33 | 125 | 15 | 12 | 1,195 | 9 | 6.33 | 4.45 | 1.42 | 1.17 | 14.9 | 10.5 | 1.74 | .335 | 7.08 | 11.24 |
| 6 |  | Rangers | 199 | September 2000 | 28 | .429 | 12 | 16 | 6.65 | 139 | 0 | 9 | 245.0 | 306 | 181 | 35 | 131 | 16 | 6 | 1,162 | 9 | 5.11 | 4.81 | 1.06 | 1.29 | 12.0 | 11.3 | 1.78 | .322 | 7.31 | 11.24 |
| 7 |  | Diamondbacks | 196 | August 2005 | 28 | .321 | 9 | 19 | 6.69 | 175 | 0 | 3 | 242.0 | 291 | 180 | 45 | 106 | 14 | 11 | 1,121 | 16 | 6.51 | 3.94 | 1.65 | 1.67 | 15.6 | 9.5 | 1.64 | .315 | 7.29 | 10.82 |
| 8 | | Athletics | 195 | May 2025 | 28 | .250 | 7 | 21 | 6.88 | 213 | 0 | 4 | 247.1 | 283 | 189 | 56 | 110 | 16 | 5 | 1,135 | 6 | 7.75 | 4.00 | 1.94 | 2.04 | 18.8 | 9.7 | 1.59 | .307 | 7.10 | 10.30 |
| 9 | | Rockies | 195 | September 2006 | 28 | .500 | 14 | 14 | 6.38 | 176 | 0 | 8 | 258.1 | 321 | 183 | 35 | 114 | 12 | 12 | 1,186 | 14 | 6.13 | 3.97 | 1.54 | 1.22 | 14.8 | 9.6 | 1.68 | .337 | 6.79 | 11.18 |
| 10 |  | Mariners | 195 | August 2000 | 28 | .393 | 11 | 17 | 5.85 | 141 | 0 | 7 | 255.1 | 310 | 166 | 39 | 128 | 6 | 6 | 1,185 | 11 | 4.97 | 4.51 | 1.10 | 1.37 | 11.9 | 10.8 | 1.72 | .311 | 6.87 | 10.93 |
| 11 |  | Tigers | 194 | August 2003 | 29 | .207 | 6 | 23 | 6.09 | 119 | 0 | 3 | 260.0 | 316 | 176 | 32 | 108 | 14 | 8 | 1,185 | 4 | 4.12 | 3.74 | 1.10 | 1.11 | 10.0 | 9.1 | 1.63 | .311 | 6.72 | 10.94 |
| 12 |  | Cubs | 193 | August 2021 | 27 | .259 | 7 | 20 | 6.97 | 212 | 0 | 4 | 230.0 | 283 | 178 | 52 | 85 | 18 | 5 | 1,053 | 12 | 8.30 | 3.33 | 2.49 | 2.03 | 20.1 | 8.1 | 1.60 | .337 | 7.55 | 11.07 |
| 13 | | Rockies | 192 | August 2019 | 28 | .321 | 9 | 19 | 6.40 | 192 | 0 | 2 | 242.0 | 290 | 172 | 56 | 106 | 6 | 4 | 1,104 | 10 | 7.14 | 3.94 | 1.81 | 2.08 | 17.4 | 9.6 | 1.64 | .315 | 7.14 | 10.79 |
| 14 | | Tigers | 192 | September 2017 | 29 | .207 | 6 | 23 | 6.62 | 205 | 1 | 3 | 253.0 | 331 | 186 | 39 | 106 | 12 | 5 | 1,181 | 16 | 7.29 | 3.77 | 1.93 | 1.39 | 17.4 | 9.0 | 1.73 | .357 | 6.83 | 11.77 |
| 15 |  | Twins | 192 | August 2016 | 29 | .310 | 9 | 20 | 6.21 | 191 | 0 | 4 | 252.1 | 310 | 174 | 47 | 97 | 10 | 3 | 1,146 | 18 | 6.81 | 3.46 | 1.97 | 1.68 | 16.7 | 8.5 | 1.61 | .328 | 6.85 | 11.06 |
| 16 |  | Royals | 192 | May 2006 | 29 | .276 | 8 | 21 | 6.51 | 145 | 0 | 6 | 249.0 | 305 | 180 | 51 | 111 | 10 | 8 | 1,150 | 15 | 5.24 | 4.01 | 1.31 | 1.84 | 12.6 | 9.7 | 1.67 | .305 | 6.94 | 11.02 |
| 17 | | Rockies | 191 | May 2025 | 28 | .143 | 4 | 24 | 5.91 | 177 | 0 | 3 | 242.1 | 295 | 159 | 37 | 94 | 7 | 4 | 1,099 | 14 | 6.57 | 3.49 | 1.88 | 1.37 | 16.1 | 8.6 | 1.61 | .329 | 7.09 | 10.96 |
| 18 |  | Devil Rays | 191 | July 2007 | 27 | .259 | 7 | 20 | 6.95 | 188 | 0 | 2 | 235.2 | 292 | 182 | 32 | 113 | 6 | 6 | 1,095 | 14 | 7.18 | 4.32 | 1.66 | 1.22 | 17.2 | 10.3 | 1.72 | .344 | 7.29 | 11.15 |
| 19 |  | Padres | 191 | May 2003 | 29 | .207 | 6 | 23 | 6.40 | 186 | 0 | 2 | 256.0 | 301 | 182 | 42 | 125 | 15 | 11 | 1,172 | 15 | 6.54 | 4.39 | 1.49 | 1.48 | 15.9 | 10.7 | 1.66 | .322 | 6.71 | 10.58 |
| 20 | | Rockies | 190 | May 2026 | 28 | .286 | 8 | 20 | 6.77 | 181 | 0 | 3 | 244.2 | 307 | 184 | 40 | 95 | 12 | 4 | 1,118 | 9 | 6.66 | 3.49 | 1.91 | 1.47 | 16.2 | 8.5 | 1.64 | .338 | 6.99 | 11.29 |
| 21 | | Orioles | 189 | August 2019 | 28 | .321 | 9 | 19 | 6.67 | 209 | 0 | 4 | 243.0 | 291 | 180 | 59 | 90 | 7 | 4 | 1,098 | 16 | 7.74 | 3.33 | 2.32 | 2.19 | 19.0 | 8.2 | 1.57 | .317 | 7.00 | 10.78 |
| 22 |  | Pirates | 188 | May 2019 | 29 | .517 | 15 | 14 | 6.19 | 244 | 0 | 7 | 259.0 | 288 | 178 | 43 | 123 | 12 | 6 | 1,180 | 10 | 8.48 | 4.27 | 1.98 | 1.49 | 20.7 | 10.4 | 1.59 | .323 | 6.53 | 10.01 |
| 23 | | Athletics | 188 | September 2015 | 27 | .296 | 8 | 19 | 6.73 | 165 | 0 | 4 | 240.2 | 298 | 180 | 48 | 107 | 6 | 6 | 1,108 | 12 | 6.17 | 4.00 | 1.54 | 1.80 | 14.9 | 9.7 | 1.68 | .320 | 7.03 | 11.14 |
| 24 | | Rockies | 187 | June 2023 | 27 | .333 | 9 | 18 | 6.84 | 206 | 0 | 8 | 235.2 | 288 | 179 | 46 | 111 | 14 | 3 | 1,085 | 7 | 7.87 | 4.24 | 1.86 | 1.76 | 19.0 | 10.2 | 1.69 | .342 | 7.14 | 11.00 |
| 25 | | Rockies | 187 | June 2014 | 28 | .286 | 8 | 20 | 6.48 | 171 | 0 | 3 | 243.0 | 297 | 175 | 38 | 97 | 12 | 5 | 1,107 | 13 | 6.33 | 3.59 | 1.76 | 1.41 | 15.4 | 8.8 | 1.62 | .328 | 6.93 | 11.00 |
StatMuse has team, game-level data for runs allowed going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.
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| NL East | W | L | PCT | GB |
|---|---|---|---|---|
 Braves - y | 92 | 65 | .586 | |
87 | 70 | .554 | 5.0 | |
77 | 80 | .490 | 15.0 | |
74 | 84 | .468 | 18.5 | |
72 | 85 | .459 | 20.0 | |
| NL Central | W | L | PCT | GB |
 Brewers - y | 98 | 59 | .624 | |
87 | 70 | .554 | 11.0 | |
80 | 77 | .510 | 18.0 | |
76 | 81 | .484 | 22.0 | |
73 | 84 | .465 | 25.0 | |
| NL West | W | L | PCT | GB |
 Dodgers - y | 97 | 60 | .618 | |
87 | 70 | .554 | 10.0 | |
83 | 74 | .529 | 14.0 | |
65 | 93 | .411 | 32.5 | |
57 | 100 | .363 | 40.0 |
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