Data courtesy ESPN.com. Ratings current through 4 August 2009 (1593 games).
| Rk | Team | Div. | Z-Rating | BSWP | Record | Pct | Ratio | SOS | Rk | ||||
| 1 | LA Angels of Anaheim | AW | 170.61 | .6323 | 63-41 | .606 | 1.537 | 111.03 | 4 | ||||
| 2 | Los Angeles Dodgers | NW | 160.35 | .6175 | 66-41 | .617 | 1.610 | 99.609 | 16 | ||||
| 3 | New York Yankees | AE | 159.43 | .6161 | 64-42 | .604 | 1.524 | 104.62 | 9 | ||||
| 4 | Boston Red Sox | AE | 151.67 | .6040 | 62-43 | .590 | 1.442 | 105.19 | 8 | ||||
| 5 | Texas Rangers | AW | 140.10 | .5846 | 59-46 | .562 | 1.283 | 109.23 | 6 | ||||
| 6 | Tampa Bay Rays | AE | 127.51 | .5612 | 59-48 | .551 | 1.229 | 103.74 | 12 | ||||
| 7 | Colorado Rockies | NW | 121.49 | .5491 | 59-47 | .557 | 1.255 | 96.781 | 19 | ||||
| 8 | Seattle Mariners | AW | 120.58 | .5472 | 55-51 | .519 | 1.078 | 111.81 | 3 | ||||
| 9 | Philadelphia Phillies | NE | 119.26 | .5445 | 59-45 | .567 | 1.311 | 90.958 | 26 | ||||
| 10 | San Francisco Giants | NW | 117.22 | .5401 | 59-48 | .551 | 1.229 | 95.361 | 20 | ||||
| 11 | Detroit Tigers | AC | 113.08 | .5311 | 55-50 | .524 | 1.100 | 102.80 | 14 | ||||
| 12 | Minnesota Twins | AC | 109.44 | .5228 | 53-53 | .500 | 1.000 | 109.44 | 5 | ||||
| 13 | Chicago Cubs | NC | 106.58 | .5161 | 57-48 | .543 | 1.188 | 89.750 | 28 | ||||
| 14 | Chicago White Sox | AC | 105.66 | .5139 | 55-52 | .514 | 1.058 | 99.899 | 15 | ||||
| 15 | St. Louis Cardinals | NC | 105.06 | .5125 | 59-50 | .541 | 1.180 | 89.037 | 30 | ||||
| 16 | Florida Marlins | NE | 101.97 | .5049 | 55-51 | .519 | 1.078 | 94.558 | 21 | ||||
| 17 | Toronto Blue Jays | AE | 97.923 | .4947 | 51-55 | .481 | 0.927 | 105.60 | 7 | ||||
| 18 | Atlanta Braves | NE | 95.434 | .4882 | 54-53 | .505 | 1.019 | 93.667 | 22 | ||||
| 19 | Oakland Athletics | AW | 91.938 | .4787 | 46-60 | .434 | 0.767 | 119.92 | 1 | ||||
| 20 | Milwaukee Brewers | NC | 89.942 | .4732 | 53-54 | .495 | 0.981 | 91.639 | 24 | ||||
| 21 | Houston Astros | NC | 89.576 | .4722 | 53-54 | .495 | 0.981 | 91.266 | 25 | ||||
| 22 | New York Mets | NE | 83.461 | .4544 | 50-56 | .472 | 0.893 | 93.476 | 23 | ||||
| 23 | Baltimore Orioles | AE | 82.792 | .4523 | 45-61 | .425 | 0.738 | 112.23 | 2 | ||||
| 24 | Arizona Diamondbacks | NW | 79.354 | .4417 | 48-59 | .449 | 0.814 | 97.540 | 17 | ||||
| 25 | Cleveland Indians | AC | 74.171 | .4249 | 44-62 | .415 | 0.710 | 104.51 | 10 | ||||
| 26 | San Diego Padres | NW | 71.293 | .4151 | 44-64 | .407 | 0.688 | 103.70 | 13 | ||||
| 27 | Cincinnati Reds | NC | 66.689 | .3988 | 45-61 | .425 | 0.738 | 90.401 | 27 | ||||
| 28 | Pittsburgh Pirates | NC | 65.817 | .3956 | 45-61 | .425 | 0.738 | 89.218 | 29 | ||||
| 29 | Kansas City Royals | AC | 65.620 | .3949 | 41-65 | .387 | 0.631 | 104.03 | 11 | ||||
| 30 | Washington Nationals | NE | 47.054 | .3173 | 35-72 | .327 | 0.486 | 96.797 | 18 |
| Division | BSWP | Tms | Top Team | |
| 1 | American League West (AW) | .5677 | 4 | LA Angels of Anaheim (1) |
| 2 | American League East (AE) | .5530 | 5 | New York Yankees (3) |
| 3 | National League West (NW) | .5148 | 5 | Los Angeles Dodgers (2) |
| 4 | American League Central (AC) | .4739 | 5 | Detroit Tigers (11) |
| 5 | National League East (NE) | .4558 | 5 | Philadelphia Phillies (9) |
| 6 | National League Central (NC) | .4533 | 6 | Chicago Cubs (13) |