| O'Leno State Park | |
|---|---|
IUCN category V (protected landscape/seascape) | |
 Santa Fe River | |
   | |
| Location | Columbia County, Florida, USA |
| Nearest city | High Springs, Florida |
| Coordinates | 29°55′01″N 82°35′02″W / 29.91694°N 82.58389°W |
| Governing body | Florida Department of Environmental Protection |
O'Leno State Park is a Florida State Park located on the Santa Fe River six miles north of High Springs on U.S. 441. Many facilities at the park were built by the Civilian Conservation Corps in the 1930s.