| Obstruction Pass State Park | |
| Map: | USA Washington#USA |
| Map Size: | 280 |
| Relief: | 1 |
| Location: | San Juan, Washington, United States |
| Coordinates: | 48.6047°N -122.8269°W |
| Area Acre: | 76 |
| Established: | 2005 |
| Operator: | Washington State Parks and Recreation Commission |
| Website: | Obstruction Pass State Park |
Obstruction Pass State Park is a public recreation area occupying one mile southeast of Olga at the southern end of Orcas Island in San Juan County, Washington. Park activities include picnicking, fishing, crabbing, beachcombing, bird watching, and hiking on a 0.6miles trail. The campground has nine tent spaces, one of which is reserved for kayakers on the Cascadia Marine Trail.