Northwestern Medicine Field
| Former names | Kane County Events Park (1991–1993) Philip B. Elfstrom Stadium (1993–2011) Fifth Third Bank Ballpark (2012–2016) |
|---|---|
| Location | 34W002 Cherry Lane Geneva, Illinois 60134 |
| Coordinates | 41°52′50.34″N 88°16′54.32″W / 41.8806500°N 88.2817556°W |
| Owner | Kane County Forest Preserve |
| Operator | Kane County Cougars Baseball Club |
| Capacity | 3,600 (1991) 4,800 (1992–1996) 5,600 (1997–1999) 7,400 (2000–2014) 10,923 (2015–present) |
| Field size | Left Field: 335 feet Center Field: 400 feet Right Field: 335 feet |
| Surface | Grass |
| Construction | |
| Broke ground | May 1990 |
| Opened | April 13, 1991 |
| Construction cost | $5 million ($11.5 million in 2024 dollars) $14.5 million (renovation) |
| Architect | Populous |
| Structural engineer | Harper & Kerr, P.A. |
| Services engineer | Bredson & Associates, Inc. |
| General contractor | Markur Contractors Inc. |
| Tenants | |
| Kane County Cougars (MWL/AA) (1991–present) | |
Northwestern Medicine Field (originally Kane County Events Park and formerly Philip B. Elfstrom Stadium and Fifth Third Bank Ballpark) is a baseball field located in Geneva, Illinois. The stadium was built in 1991 and holds 10,923 people. It is the home ballpark of the Kane County Cougars. The stadium has the highest capacity for any independent league baseball stadium.