| Lewis and Clark State Park | |
| Map: | USA Iowa#USA |
| Relief: | 1 |
| Location: | Monona, Iowa, United States |
| Coordinates: | 42.0458°N -96.1696°W |
| Area Acre: | 176 |
| Elevation: | 1047feet |
| Named For: | Meriwether Lewis and William Clark |
| Governing Body: | Iowa Department of Natural Resources |
| Website: | Iowa Dept. of Natural Resources webpage on the park |
Lewis and Clark State Park is a state park in the US state of Iowa consisting of located in Monona County. The park features camping, picnicking, boating, swimming, and fishing on 250acres Blue Lake. It has 95 electric camp sites and has a full size replica of a keelboat of the type used by the Lewis and Clark Expedition when they stopped in this area in 1804 on their way up the Missouri River.