Kinnickinnic State Park
| Kinnickinnic State Park | |
| Wisconsin State Park | |
 The mouth of the Kinnickinnic River at the St. Croix River. | |
| Country | United States |
|---|---|
| State | Wisconsin |
| County | Pierce |
| Location | River Falls |
| - coordinates | 44°49′48″N 92°45′1″W / 44.83000°N 92.75028°WCoordinates: 44°49′48″N 92°45′1″W / 44.83000°N 92.75028°W |
| Area | 1,242 acres (503 ha) |
| Founded | 1972 |
| Management | Wisconsin Department of Natural Resources |
| style=""color: #cde5b2"" | IUCN category | V - Protected Landscape/Seascape |
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Kinnickinnic State Park is a 1,242-acre (503 ha) Wisconsin state park in which the Kinnickinnic River joins the St. Croix River. The mouth of the Kinnickinnic River forms a sandy delta upon which boaters can picnic and camp.