Ballpark Factors:
2018 Major League2018 American League  
2018 National League  
American League
| Ballpark Factors by Ballpark |
|
|
Relative Factor (100=avg, higher is better for hitting) |
| City |
Ballpark |
Runs |
OBP |
SLG |
D |
T |
HR |
DP |
| Anaheim | Angel Stadium | 98.4 | 97.6 | 99.2 | 94.4 | 100.7 | 106.8 | 104.7 |
| Arlington | Rangers Ballpark | 114.6 | 106.5 | 108.4 | 110.5 | 117.5 | 112.8 | 106.0 |
| Baltimore | Oriole Park at Camden Yards | 97.4 | 98.2 | 97.5 | 86.7 | 84.2 | 102.4 | 101.6 |
| Boston | Fenway Park | 102.2 | 99.5 | 101.2 | 112.2 | 98.1 | 101.5 | 94.1 |
| Chicago | U.S. Cellular Field | 95.6 | 99.9 | 98.3 | 93.3 | 85.3 | 97.0 | 87.1 |
| Cleveland | Jacobs Field | 106.7 | 104.0 | 102.9 | 103.2 | 102.5 | 99.2 | 110.2 |
| Detroit | Comerica Park | 101.0 | 101.8 | 100.3 | 99.2 | 102.9 | 95.4 | 85.8 |
| Houston | Minute Maid Park | 98.6 | 97.4 | 99.4 | 95.0 | 108.9 | 107.3 | 85.4 |
| Kansas City | Kauffman Stadium | 105.2 | 102.2 | 101.3 | 102.9 | 106.3 | 97.0 | 110.5 |
| Minneapolis | Target Field | 102.3 | 102.1 | 100.2 | 103.1 | 105.0 | 91.8 | 92.5 |
| New York | New Yankee Stadium | 106.5 | 105.0 | 104.5 | 98.7 | 96.5 | 106.5 | 87.9 |
| Oakland | Oakland Coliseum | 89.3 | 94.8 | 95.1 | 111.3 | 93.5 | 87.7 | 115.3 |
| San Juan | Hiram Bithorn Stadium | 83.6 | 93.3 | 93.1 | 95.7 | 84.3 | 91.9 | 92.2 |
| Seattle | Safeco Field | 84.8 | 92.9 | 92.9 | 88.8 | 94.5 | 94.9 | 111.3 |
| St. Petersburg | Tropicana Dome | 100.0 | 99.8 | 99.3 | 92.5 | 101.7 | 100.6 | 101.0 |
| Toronto | Skydome | 97.9 | 98.6 | 99.8 | 108.4 | 103.0 | 99.1 | 106.8 |
National League
| Ballpark Factors by Ballpark |
|
|
Relative Factor (100=avg, higher is better for hitting) |
| City |
Ballpark |
Runs |
OBP |
SLG |
D |
T |
HR |
DP |
| Atlanta | SunTrust Park | 102.7 | 99.0 | 95.8 | 99.8 | 80.0 | 84.0 | 93.7 |
| Chicago | Wrigley Field | 106.9 | 103.0 | 102.7 | 98.2 | 118.4 | 102.0 | 90.8 |
| Cincinnati | Great American Ballpark | 106.4 | 98.8 | 105.2 | 113.5 | 105.6 | 124.6 | 87.5 |
| Denver | Coors Field | 127.3 | 113.8 | 118.4 | 131.7 | 150.8 | 124.2 | 139.8 |
| Los Angeles | Dodger Stadium | 91.5 | 95.2 | 96.3 | 101.8 | 46.1 | 104.0 | 103.0 |
| Miami | Marlins Park | 78.5 | 94.7 | 88.1 | 79.5 | 85.4 | 68.5 | 90.6 |
| Milwaukee | Miller Field | 102.9 | 100.4 | 101.8 | 92.2 | 79.7 | 115.0 | 101.5 |
| Monterrey | Estadio Monterrey | 83.5 | 100.6 | 96.4 | 78.3 | 101.0 | 89.9 | 116.5 |
| New York | Citi Field | 81.5 | 91.9 | 91.3 | 67.8 | 83.5 | 102.5 | 67.2 |
| Philadelphia | Citizens Bank Ballpark | 103.9 | 96.1 | 100.7 | 97.5 | 102.6 | 119.4 | 86.9 |
| Phoenix | Bank One Ballpark | 110.5 | 104.8 | 105.5 | 99.9 | 157.8 | 104.0 | 93.3 |
| Pittsburgh | PNC Park | 93.2 | 101.1 | 99.4 | 111.4 | 84.6 | 88.5 | 106.7 |
| San Diego | Petco Park | 97.0 | 104.5 | 101.0 | 102.5 | 101.0 | 87.1 | 113.4 |
| San Francisco | Pac Bell Park | 95.4 | 97.4 | 95.5 | 98.0 | 142.3 | 81.1 | 111.2 |
| St. Louis | Busch Stadium II | 93.6 | 96.3 | 92.8 | 97.7 | 96.6 | 76.4 | 103.5 |
| Washington | Nationals Park | 109.4 | 103.2 | 105.8 | 109.6 | 66.2 | 119.1 | 110.2 |
| Williamsport | BB&T Ballpark at Bowman Field | 81.0 | 91.4 | 86.5 | 90.0 | 75.1 | 67.7 | 137.9 |