| Sisters State Park | |
|---|---|
 Whychus Creek in Sisters State Park | |
   | |
| Location | Deschutes County, Oregon |
| Nearest city | Sisters, Oregon, US |
| Coordinates | 44°17′15″N 121°32′16″W / 44.28762°N 121.53782°W |
| Area | 28 acres (11 ha) |
| Created | 1939 |
| Operated by | Oregon Parks and Recreation Department |
Sisters State Park is a state park located at the southeast side of the town of Sisters in Deschutes County, Oregon, United States. The park property is bisected by U.S. Route 20 and Oregon Route 126, creating three separate parcels. The park covers 28 acres (11 ha) of undeveloped forest land along Whychus Creek. It is adjacent to two developed city parks that were once part of the state park. Sisters State Park is administered by the Oregon Parks and Recreation Department.